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index.xml
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<?xml version="1.0" encoding="utf-8" standalone="yes"?>
<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
<channel>
<title>Stellaris</title>
<link>https://felix-ku.github.io/</link>
<description>Recent content on Stellaris</description>
<generator>Hugo -- gohugo.io</generator>
<language>en-us</language>
<lastBuildDate>Sat, 08 Oct 2022 00:00:00 +0000</lastBuildDate><atom:link href="https://felix-ku.github.io/index.xml" rel="self" type="application/rss+xml" /><item>
<title>[Kit Review] JWings U.S. Navy Grumman F-14A Tomcat 'Black Bunny</title>
<link>https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/</link>
<pubDate>Sat, 08 Oct 2022 00:00:00 +0000</pubDate>
<guid>https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/</guid>
<description><img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0780.jpg" alt="Featured image of post [Kit Review] JWings U.S. Navy Grumman F-14A Tomcat 'Black Bunny" /><h2 id="kit-set">Kit set</h2>
<p><img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0772.jpg"
width="4032"
height="3024"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0772_hudd38cacfe29f03376b9a6716d9723dad_2783199_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0772_hudd38cacfe29f03376b9a6716d9723dad_2783199_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Box and kit"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="320px"
>
<img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0773.jpg"
width="4032"
height="3024"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0773_hu21cf9b37edd89cb5a8623ec3369173b8_2285133_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0773_hu21cf9b37edd89cb5a8623ec3369173b8_2285133_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Body"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="320px"
>
<img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0788.jpg"
width="3024"
height="3664"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0788_hu3a18500e4ce3e2fcb7eea1b8bb5e180a_2462423_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0788_hu3a18500e4ce3e2fcb7eea1b8bb5e180a_2462423_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Collection"
class="gallery-image"
data-flex-grow="82"
data-flex-basis="198px"
>
<img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0776.jpg"
width="1588"
height="1191"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0776_hu3a51989f35275fd36a1fc68ed6269c84_316064_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0776_hu3a51989f35275fd36a1fc68ed6269c84_316064_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Close up - front"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="320px"
>
<img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0777.jpg"
width="4032"
height="3024"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0777_hu66ed47f5d0d8866e7d5ff4b71dfdd99e_2117306_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0777_hu66ed47f5d0d8866e7d5ff4b71dfdd99e_2117306_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Close up - cockpit"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="320px"
>
<img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0778.jpg"
width="4032"
height="3024"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0778_huc468d0535fea604fec1c606d79e46b66_1934710_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0778_huc468d0535fea604fec1c606d79e46b66_1934710_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Close up - wing"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="320px"
>
<img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0779.jpg"
width="4032"
height="3024"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0779_hu6b3549bb0fec3dfa82e3158ea0831fa6_1890114_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0779_hu6b3549bb0fec3dfa82e3158ea0831fa6_1890114_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Close up - tail"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="320px"
></p>
<h2 id="finished">Finished</h2>
<p><img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0781.jpg"
width="4032"
height="3024"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0781_hu5c64877b709559f9986ecdd5dae8855d_2719247_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0781_hu5c64877b709559f9986ecdd5dae8855d_2719247_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Missle & weapon showcase"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="320px"
>
<img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0784.jpg"
width="4032"
height="3024"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0784_huf939948f8099f686331c80a8aff025c3_2295452_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0784_huf939948f8099f686331c80a8aff025c3_2295452_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Completed - 1"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="320px"
>
<img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0785.jpg"
width="1984"
height="1488"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0785_hu4420ec3b49c1425ef181e868015023b3_497672_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0785_hu4420ec3b49c1425ef181e868015023b3_497672_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Completed - 2"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="320px"
>
<img src="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0787.jpg"
width="2781"
height="2086"
srcset="https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0787_hu2d2dd1f1ff06b28f827ded5a7f0b3a1b_1474803_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/kit-review-jwings-u.s.-navy-grumman-f-14a-tomcat-black-bunny/IMG_0787_hu2d2dd1f1ff06b28f827ded5a7f0b3a1b_1474803_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Completed - 3"
class="gallery-image"
data-flex-grow="133"
data-flex-basis="319px"
></p>
<h2 id="remark">Remark</h2>
<ul>
<li>No glue needed</li>
<li>No water decal</li>
<li>Wing sweepable</li>
<li>Good metal like spray paint</li>
</ul></description>
</item>
<item>
<title>How to use FFMPEG</title>
<link>https://felix-ku.github.io/p/how-to-use-ffmpeg/</link>
<pubDate>Sat, 08 Oct 2022 00:00:00 +0000</pubDate>
<guid>https://felix-ku.github.io/p/how-to-use-ffmpeg/</guid>
<description><p>How to use FFMPEG</p>
<h2 id="installation">Installation</h2>
<ol>
<li>Unzip pack downloaded from FFMPEG website</li>
<li>Set Windows environment variables</li>
</ol>
<h2 id="extraction">Extraction</h2>
<p>Extract all frames</p>
<div class="highlight"><div class="chroma">
<table class="lntable"><tr><td class="lntd">
<pre tabindex="0" class="chroma"><code><span class="lnt">1
</span></code></pre></td>
<td class="lntd">
<pre tabindex="0" class="chroma"><code class="language-PowerShell" data-lang="PowerShell"><span class="line"><span class="cl"><span class="n">ffmpeg</span> <span class="n">-i</span> <span class="n">file</span><span class="p">.</span><span class="n">mpg</span> <span class="n">-r</span> <span class="n">1</span><span class="p">/</span><span class="n">1</span> <span class="n">output</span><span class="p">-</span><span class="k">%</span><span class="n">02d</span><span class="p">.</span><span class="n">png</span>
</span></span></code></pre></td></tr></table>
</div>
</div><p>Specifying time interval</p>
<div class="highlight"><div class="chroma">
<table class="lntable"><tr><td class="lntd">
<pre tabindex="0" class="chroma"><code><span class="lnt">1
</span></code></pre></td>
<td class="lntd">
<pre tabindex="0" class="chroma"><code class="language-PowerShell" data-lang="PowerShell"><span class="line"><span class="cl"><span class="n">ffmpeg</span> <span class="n">-ss</span> <span class="n">hh</span><span class="err">:</span><span class="n">mm</span><span class="err">:</span><span class="n">ss</span> <span class="n">-to</span> <span class="n">hh</span><span class="err">:</span><span class="n">mm</span><span class="err">:</span><span class="n">ss</span> <span class="n">-i</span> <span class="n">filename</span><span class="p">.</span><span class="n">mp4</span> <span class="n">output</span><span class="p">-</span><span class="k">%</span><span class="n">2d</span><span class="p">.</span><span class="n">png</span>
</span></span></code></pre></td></tr></table>
</div>
</div><p>According to posts on Stackoverflow and testing, extraction speed seems to be JPG&gt;PNG&gt;BMP, while by quality BMP&gt;PNG&gt;JPG.</p>
<h2 id="concatenate">Concatenate</h2>
<p>Simple concat into MP4</p>
<div class="highlight"><div class="chroma">
<table class="lntable"><tr><td class="lntd">
<pre tabindex="0" class="chroma"><code><span class="lnt">1
</span><span class="lnt">2
</span><span class="lnt">3
</span></code></pre></td>
<td class="lntd">
<pre tabindex="0" class="chroma"><code class="language-PowerShell" data-lang="PowerShell"><span class="line"><span class="cl"><span class="n">ffmpeg</span> <span class="n">-i</span> <span class="p">&lt;</span><span class="n">input</span><span class="p">&gt;</span> <span class="n">-filter</span><span class="err">:</span><span class="n">v</span> <span class="n">fps</span><span class="p">=</span><span class="n">30</span> <span class="p">&lt;</span><span class="n">output</span><span class="p">&gt;</span>
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"><span class="n">ffmpeg</span> <span class="n">-i</span> <span class="n">input</span><span class="p">-</span><span class="k">%</span><span class="n">2d</span><span class="p">.</span><span class="n">png</span> <span class="n">-vcodec</span> <span class="n">mpeg4</span> <span class="n">-y</span> <span class="n">output</span><span class="p">.</span><span class="n">mp4</span>
</span></span></code></pre></td></tr></table>
</div>
</div></description>
</item>
<item>
<title>Responsive design testing</title>
<link>https://felix-ku.github.io/p/responsive-design-testing/</link>
<pubDate>Sun, 31 Jul 2022 00:00:00 +0000</pubDate>
<guid>https://felix-ku.github.io/p/responsive-design-testing/</guid>
<description><p>Notes on responsive design testing</p>
<h2 id="testing-your-responsive-design">Testing your responsive design</h2>
<p>With the built-in tools in Safari &amp; Chrome, you can test your website&rsquo;s responsive design and preview its effects on different device.
Apart from the common aspect ratios such as 16:9 (For desktop/non-Apple tablets), 4:3 (iPad), ~20:9 (iPhone), some new aspect ratios for foldable phones could also take into consideration when coding your responsive design.</p>
<h2 id="testing-responsive-design-on-chrome">Testing Responsive Design on Chrome</h2>
<p>To test your design using Chrome you may simply hit F12 or right click anywhere on your webpage and hit inspect.</p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/img1.png"
width="1283"
height="910"
srcset="https://felix-ku.github.io/p/responsive-design-testing/img1_huf3572309ba7f321f6cd58be9c1685d4c_145804_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/img1_huf3572309ba7f321f6cd58be9c1685d4c_145804_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="&ldquo;Inspect Option in right-click menu&rdquo;"
class="gallery-image"
data-flex-grow="140"
data-flex-basis="338px"
></p>
<p>Click the icon beside the &ldquo;Element&rdquo; text label</p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/2.png"
width="404"
height="197"
srcset="https://felix-ku.github.io/p/responsive-design-testing/2_hu1bb9fba7eb9ae78d98a39c8131defa93_33133_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/2_hu1bb9fba7eb9ae78d98a39c8131defa93_33133_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="Click icon"
class="gallery-image"
data-flex-grow="205"
data-flex-basis="492px"
></p>
<p>That&rsquo;s it! You may now test out your design and choose the target device in the upper menu</p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/3.png"
width="1276"
height="910"
srcset="https://felix-ku.github.io/p/responsive-design-testing/3_hu30e2bea467e1a51586f5586a0bba0e17_294569_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/3_hu30e2bea467e1a51586f5586a0bba0e17_294569_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="Choose your target device"
class="gallery-image"
data-flex-grow="140"
data-flex-basis="336px"
></p>
<p>You may also add custom device for special aspect ratio</p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/4.png"
width="1289"
height="910"
srcset="https://felix-ku.github.io/p/responsive-design-testing/4_hu95fc628e0ef9bc53fb16d433c67d2b4e_128357_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/4_hu95fc628e0ef9bc53fb16d433c67d2b4e_128357_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="Add custom device"
class="gallery-image"
data-flex-grow="141"
data-flex-basis="339px"
></p>
<h2 id="testing-responsive-design-on-safari">Testing Responsive Design on Safari</h2>
<p>Testing on Safari is as simple as on Chrome with just extra few steps</p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/5.png"
width="317"
height="157"
srcset="https://felix-ku.github.io/p/responsive-design-testing/5_huf9ad8163f80f10372720647ac1d3a522_44353_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/5_huf9ad8163f80f10372720647ac1d3a522_44353_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="1. Open Safari and open Preference"
class="gallery-image"
data-flex-grow="201"
data-flex-basis="484px"
></p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/6.png"
width="762"
height="436"
srcset="https://felix-ku.github.io/p/responsive-design-testing/6_hu9624ef9e778279f974be568e048b6b1d_80392_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/6_hu9624ef9e778279f974be568e048b6b1d_80392_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="2. Navigate to the &ldquo;Advance&rdquo; tab"
class="gallery-image"
data-flex-grow="174"
data-flex-basis="419px"
></p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/7.png"
width="376"
height="66"
srcset="https://felix-ku.github.io/p/responsive-design-testing/7_hu6a74100a662778157660452f7bd49a56_12178_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/7_hu6a74100a662778157660452f7bd49a56_12178_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="3. Enable the bottom option for &ldquo;Developer&rdquo; tab"
class="gallery-image"
data-flex-grow="569"
data-flex-basis="1367px"
></p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/8.png"
width="313"
height="278"
srcset="https://felix-ku.github.io/p/responsive-design-testing/8_hu70a5dc87fea95849f16395a353c53d20_64878_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/8_hu70a5dc87fea95849f16395a353c53d20_64878_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="4. Back to your webpage and navigate to the new &ldquo;Developer&rdquo; tab to enter &ldquo;Responsive Design Mode&rdquo;"
class="gallery-image"
data-flex-grow="112"
data-flex-basis="270px"
></p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/9.png"
width="930"
height="1034"
srcset="https://felix-ku.github.io/p/responsive-design-testing/9_hu4168cd092daaa280e7ef06dd454b388b_122792_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/9_hu4168cd092daaa280e7ef06dd454b388b_122792_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="5. You may now play around with your website with different device settings"
class="gallery-image"
data-flex-grow="89"
data-flex-basis="215px"
></p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/10.png"
width="674"
height="957"
srcset="https://felix-ku.github.io/p/responsive-design-testing/10_hufe56c5b5b77f77e507dba09cbd77fc85_112061_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/10_hufe56c5b5b77f77e507dba09cbd77fc85_112061_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="Extra 1. Click on the same icon for iPads to preview your website in multi-task views"
class="gallery-image"
data-flex-grow="70"
data-flex-basis="169px"
></p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/11.png"
width="809"
height="600"
srcset="https://felix-ku.github.io/p/responsive-design-testing/11_hu70ce5d99da5790ab5cb88e8b85c60a7b_64634_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/11_hu70ce5d99da5790ab5cb88e8b85c60a7b_64634_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="Extra 2. Click on the same iPhone icon to switch between landscape and portrait views"
class="gallery-image"
data-flex-grow="134"
data-flex-basis="323px"
></p>
<p><img src="https://felix-ku.github.io/p/responsive-design-testing/12.png"
width="857"
height="597"
srcset="https://felix-ku.github.io/p/responsive-design-testing/12_hue3d93254c92223654208decf46d0dfa5_72385_480x0_resize_box_3.png 480w, https://felix-ku.github.io/p/responsive-design-testing/12_hue3d93254c92223654208decf46d0dfa5_72385_1024x0_resize_box_3.png 1024w"
loading="lazy"
alt="Extra 3. Use these buttons to adjust your preview screen size freely"
class="gallery-image"
data-flex-grow="143"
data-flex-basis="344px"
></p></description>
</item>
<item>
<title>Javascript & CSS notes</title>
<link>https://felix-ku.github.io/p/javascript-css-notes/</link>
<pubDate>Sun, 24 Jul 2022 00:00:00 +0000</pubDate>
<guid>https://felix-ku.github.io/p/javascript-css-notes/</guid>
<description><h2 id="darklight-theme">Dark/Light theme</h2>
<ol>
<li>(CSS) Set (default) light variables to store colors</li>
<li>(CSS) Duplicate new set of variables for dark theme colors</li>
<li>(CSS) Add theme switch button with Dark &amp; Light theme icon together</li>
<li>(CSS) Make only icon of default theme visible</li>
<li>(JS) Add JS function for switching icon</li>
<li>(JS) Add JS function for switching theme</li>
</ol>
<h2 id="responsive-design">Responsive design</h2>
<ol>
<li>(CSS) Set to react to browser/screen width
a. @media screen and (max-width:1050px) { RESPONSIVE_CSS_SETTINGS }</li>
<li>(CSS) Navigation bar
a. Add hamburger icon
b. Make old navigation bar show as column flex
c. Set JS for showing and hiding</li>
<li>Other useful attributes:
a. Opacity
b. Visibility
c. Flex &lt;-&gt; Grid</li>
</ol>
<h2 id="animation-simple-css">Animation simple CSS</h2>
<ol>
<li>Set transition time (transition: .3s ease;)</li>
<li>Set properties in old and new class for changes
a. e.g. transform: translateY(-65px); -&gt; (0px)</li>
</ol>
<h2 id="exit-pop-up-menu-when-clicking-outside-the-popup">Exit pop-up menu when clicking outside the popup</h2>
<ul>
<li>Example of using menu button to open navigation menu</li>
</ul>
<div class="highlight"><div class="chroma">
<table class="lntable"><tr><td class="lntd">
<pre tabindex="0" class="chroma"><code><span class="lnt"> 1
</span><span class="lnt"> 2
</span><span class="lnt"> 3
</span><span class="lnt"> 4
</span><span class="lnt"> 5
</span><span class="lnt"> 6
</span><span class="lnt"> 7
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</span><span class="lnt">12
</span><span class="lnt">13
</span><span class="lnt">14
</span><span class="lnt">15
</span><span class="lnt">16
</span></code></pre></td>
<td class="lntd">
<pre tabindex="0" class="chroma"><code class="language-Javascript" data-lang="Javascript"><span class="line"><span class="cl"><span class="kr">const</span> <span class="nx">menuBtn</span> <span class="o">=</span> <span class="nb">document</span><span class="p">.</span><span class="nx">querySelector</span><span class="p">(</span><span class="s2">&#34;.nav-menu-btn&#34;</span><span class="p">);</span>
</span></span><span class="line"><span class="cl"><span class="kr">const</span> <span class="nx">navigation</span> <span class="o">=</span> <span class="nb">document</span><span class="p">.</span><span class="nx">querySelector</span><span class="p">(</span><span class="s2">&#34;.navigation&#34;</span><span class="p">);</span>
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"><span class="nx">menuBtn</span><span class="p">.</span><span class="nx">addEventListener</span><span class="p">(</span><span class="s2">&#34;click&#34;</span><span class="p">,</span> <span class="p">()</span> <span class="p">=&gt;</span> <span class="p">{</span>
</span></span><span class="line"><span class="cl"> <span class="nx">navigation</span><span class="p">.</span><span class="nx">classList</span><span class="p">.</span><span class="nx">add</span><span class="p">(</span><span class="s2">&#34;active&#34;</span><span class="p">);</span>
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"> <span class="c1">// Add listener to element outside the menu
</span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="kd">var</span> <span class="nx">activeNav</span> <span class="o">=</span> <span class="nb">document</span><span class="p">.</span><span class="nx">querySelector</span><span class="p">(</span><span class="s2">&#34;.navigation.active&#34;</span><span class="p">);</span>
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="p">(</span><span class="nx">activeNav</span><span class="p">){</span> <span class="c1">// Check if the outside element exists
</span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="nx">activeNav</span><span class="p">.</span><span class="nx">addEventListener</span><span class="p">(</span><span class="s2">&#34;click&#34;</span><span class="p">,</span> <span class="p">(</span><span class="nx">e</span><span class="p">)</span> <span class="p">=&gt;</span> <span class="p">{</span>
</span></span><span class="line"><span class="cl"> <span class="c1">// Make sure clicking the menu element won&#39;t cause quitting
</span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="k">if</span><span class="p">(</span><span class="nx">e</span><span class="p">.</span><span class="nx">target</span> <span class="o">!==</span> <span class="nx">e</span><span class="p">.</span><span class="nx">currentTarget</span><span class="p">)</span> <span class="k">return</span><span class="p">;</span>
</span></span><span class="line"><span class="cl"> <span class="nx">navigation</span><span class="p">.</span><span class="nx">classList</span><span class="p">.</span><span class="nx">remove</span><span class="p">(</span><span class="s2">&#34;active&#34;</span><span class="p">);</span>
</span></span><span class="line"><span class="cl"> <span class="p">});</span>
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
</span></span><span class="line"><span class="cl"><span class="p">});</span>
</span></span></code></pre></td></tr></table>
</div>
</div></description>
</item>
<item>
<title>Links</title>
<link>https://felix-ku.github.io/links/</link>
<pubDate>Fri, 01 Jul 2022 00:00:00 +0000</pubDate>
<guid>https://felix-ku.github.io/links/</guid>
<description><p>Some of the best blogs/websites I have been reading/using in the past years:</p>
</description>
</item>
<item>
<title>Notes on UX design</title>
<link>https://felix-ku.github.io/p/notes-on-ux-design/</link>
<pubDate>Fri, 01 Jul 2022 00:00:00 +0000</pubDate>
<guid>https://felix-ku.github.io/p/notes-on-ux-design/</guid>
<description><p>Some past notes from Google Professional course on UX design</p>
<h2 id="roles">Roles </h2>
<ul>
<li>Entry-level
<ul>
<li>Research </li>
<li>Wireframe </li>
<li>Prototype </li>
<li>Creating information architecture </li>
<li>Communicating effectively </li>
</ul>
</li>
<li>Interaction designer </li>
<li>Visual designer </li>
<li>Motion designer </li>
<li>UX researcher </li>
<li>UX writer </li>
<li>UX program manager </li>
<li>UX engineer </li>
<li>Conversation designer
</li>
</ul>
<h2 id="skill-types">Skill types </h2>
<ul>
<li>Specialists </li>
<li>Generalist </li>
<li>T-shaped
</li>
</ul>
<h2 id="user-experience">User experience </h2>
<ul>
<li>How a person, the user, feels about interacting with or experiencing a product
<ul>
<li>Usable
<ul>
<li>Clear and easy to use </li>
</ul>
</li>
<li>Equitable
<ul>
<li>Address needs of people with diverse abilities and background </li>
</ul>
</li>
<li>Enjoyable
<ul>
<li>Postive connections with users and inspire positive reaction from users </li>
</ul>
</li>
<li>Useful
<ul>
<li>Solves user problems </li>
</ul>
</li>
</ul>
</li>
<li>Business value
<ul>
<li>Good experience leads to more users and recommendations
</li>
</ul>
</li>
</ul>
<h2 id="design-process">Design process </h2>
<ul>
<li>Understand </li>
<li>Specify </li>
<li>Design </li>
<li>Evaluate
</li>
</ul>
<h2 id="product-development-life-cycle">Product development life cycle </h2>
<p><img src="https://felix-ku.github.io/p/notes-on-ux-design/cycle.jpg"
width="587"
height="599"
srcset="https://felix-ku.github.io/p/notes-on-ux-design/cycle_hu4097f2c370f46d75f7dd1b31e68958df_64592_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/notes-on-ux-design/cycle_hu4097f2c370f46d75f7dd1b31e68958df_64592_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Cycle"
class="gallery-image"
data-flex-grow="97"
data-flex-basis="235px"
></p>
<ul>
<li>Brainstorm:
<ul>
<li>Know the user problem want to solve and have ideas </li>
</ul>
</li>
<li>Define:
<ul>
<li>Figure out specifications for the product </li>
</ul>
</li>
<li>Design:
<ul>
<li>Wireframe prototypes </li>
</ul>
</li>
<li>Test
<ul>
<li>Internal test </li>
<li>Stakeholder test </li>
<li>Potential user test </li>
</ul>
</li>
<li>Launch:
<ul>
<li>Go live!
</li>
</ul>
</li>
</ul>
<h2 id="key-frameworks">Key frameworks </h2>
<h3 id="five-elements-framework">Five elements framework </h3>
<ul>
<li>Turn idea into working product
<ul>
<li>Strategy </li>
<li>Scope
<ul>
<li>Determine features </li>
</ul>
</li>
<li>Structure
<ul>
<li>Figure out how to organize design and how users interacts </li>
</ul>
</li>
<li>Skeleton </li>
<li>Surface
<ul>
<li>Where users see </li>
</ul>
</li>
</ul>
</li>
</ul>
<p><img src="https://felix-ku.github.io/p/notes-on-ux-design/5frame.jpg"
width="809"
height="614"
srcset="https://felix-ku.github.io/p/notes-on-ux-design/5frame_hu2d7b701b811c01eaebe66150a4d68f2d_69227_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/notes-on-ux-design/5frame_hu2d7b701b811c01eaebe66150a4d68f2d_69227_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="5 layers of framework"
class="gallery-image"
data-flex-grow="131"
data-flex-basis="316px"
>
</p>
<h2 id="design-thinking-framework">Design thinking framework </h2>
<ul>
<li>Create solutions that address problems
<ul>
<li>Empathize
<ul>
<li>Think and feel like users </li>
<li>Through research, interviews… </li>
</ul>
</li>
<li>Define
<ul>
<li>Problem statement </li>
</ul>
</li>
<li>Ideate
<ul>
<li>Come up ideas (Focus on quantity) </li>
</ul>
</li>
<li>Prototype </li>
<li>Test </li>
</ul>
</li>
</ul>
<p><img src="https://felix-ku.github.io/p/notes-on-ux-design/dframe.jpg"
width="892"
height="267"
srcset="https://felix-ku.github.io/p/notes-on-ux-design/dframe_hu918e015462f770cfd1c6e771b7e2d3d8_43231_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/notes-on-ux-design/dframe_hu918e015462f770cfd1c6e771b7e2d3d8_43231_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="Design thinking framework"
class="gallery-image"
data-flex-grow="334"
data-flex-basis="801px"
>
</p>
<h2 id="challenges">Challenges </h2>
<h3 id="issues-of-users">Issues of users </h3>
<ul>
<li>Cost
<ul>
<li>May not afford good device </li>
<li>ram </li>
</ul>
</li>
<li>Connectivity
<ul>
<li>Continuous access to internet </li>
<li>Giving ability for user to load offline </li>
</ul>
</li>
<li>Digital literacy
<ul>
<li>Clear guidance </li>
<li>Video tutorials </li>
</ul>
</li>
<li>Literacy
</li>
</ul>
<h2 id="accesibility">Accesibility</h2>
<ul>
<li>Major 4 types
<ul>
<li>Cognitive </li>
<li>Visual </li>
<li>Motor </li>
<li>deaf or hard of hearing </li>
</ul>
</li>
<li>Status
<ul>
<li>Permanent </li>
<li>Temporary </li>
<li>Situational </li>
</ul>
</li>
<li>Equity focused design
</li>
</ul>
<h2 id="ux-design-tools">UX design tools </h2>
<h3 id="wireframe-and-prototyping-tools">Wireframe and prototyping tools </h3>
<ul>
<li>Figma </li>
<li>Adobe XD </li>
<li>Sketch </li>
<li>Framer
</li>
</ul>
<h3 id="presentation-tools">Presentation tools </h3>
<ul>
<li>Google slides </li>
<li>Powerpoint </li>
<li>Keynote
</li>
</ul>
<h3 id="image-creation-tools">Image creation tools </h3>
<ul>
<li>illustrator </li>
<li>Photoshop
</li>
</ul>
<h3 id="animation-tools">Animation tools </h3>
<ul>
<li>Lottie </li>
<li>Aftereffect
</li>
</ul>
<h2 id="research">Research </h2>
<ul>
<li>Usability test </li>
<li>Interview </li>
<li>Survey </li>
</ul>
<p><img src="https://felix-ku.github.io/p/notes-on-ux-design/user.jpg"
width="486"
height="486"
srcset="https://felix-ku.github.io/p/notes-on-ux-design/user_hu46ad5942dd93e61f7e725fd59a64ce52_64221_480x0_resize_q75_box.jpg 480w, https://felix-ku.github.io/p/notes-on-ux-design/user_hu46ad5942dd93e61f7e725fd59a64ce52_64221_1024x0_resize_q75_box.jpg 1024w"
loading="lazy"
alt="More about Users"
class="gallery-image"
data-flex-grow="100"
data-flex-basis="240px"
>
</p></description>
</item>
<item>
<title>Leet - 93</title>
<link>https://felix-ku.github.io/p/leet-93/</link>
<pubDate>Wed, 29 Jun 2022 00:00:00 +0000</pubDate>
<guid>https://felix-ku.github.io/p/leet-93/</guid>
<description><p>Problem 93. Restore IP Addresses</p>
<h2 id="my-attempts">My attempt(s)</h2>
<h3 id="code">Code</h3>
<p>Python</p>
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<td class="lntd">
<pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="k">class</span> <span class="nc">Solution</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">def</span> <span class="nf">restoreIpAddresses</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">s</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">&lt;</span><span class="mi">4</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">&gt;</span><span class="mi">12</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="p">[]</span>
</span></span><span class="line"><span class="cl"> <span class="k">else</span><span class="p">:</span>
</span></span><span class="line"><span class="cl"> <span class="n">output</span><span class="o">=</span><span class="p">[]</span>
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"> <span class="k">def</span> <span class="nf">get_output</span><span class="p">(</span><span class="n">list_temp</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">def</span> <span class="nf">judge</span><span class="p">(</span><span class="n">string_temp</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="p">((</span><span class="n">string_temp</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">==</span><span class="s2">&#34;0&#34;</span><span class="p">)</span> <span class="ow">and</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">string_temp</span><span class="p">)</span><span class="o">&gt;</span><span class="mi">1</span><span class="p">))</span> <span class="ow">or</span> <span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="n">string_temp</span><span class="p">)</span><span class="o">&gt;</span><span class="mi">255</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="kc">False</span>
</span></span><span class="line"><span class="cl"> <span class="k">else</span><span class="p">:</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="kc">True</span>
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"> <span class="k">for</span> <span class="n">item</span> <span class="ow">in</span> <span class="n">list_temp</span><span class="p">:</span>
</span></span><span class="line"><span class="cl"> <span class="n">cnt</span><span class="o">=</span><span class="mi">0</span>
</span></span><span class="line"><span class="cl"> <span class="n">s1</span><span class="o">=</span><span class="n">s</span><span class="p">[</span><span class="n">cnt</span><span class="p">:</span> <span class="n">cnt</span><span class="o">+</span><span class="nb">int</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">)[</span><span class="mi">0</span><span class="p">])]</span>
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="err">!</span><span class="n">judge</span><span class="p">(</span><span class="n">s1</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">continue</span>
</span></span><span class="line"><span class="cl"> <span class="n">cnt</span><span class="o">+=</span><span class="nb">int</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">)[</span><span class="mi">0</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="n">s2</span><span class="o">=</span><span class="n">s</span><span class="p">[</span><span class="n">cnt</span><span class="p">:</span> <span class="n">cnt</span><span class="o">+</span><span class="nb">int</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">)[</span><span class="mi">1</span><span class="p">])]</span>
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="err">!</span><span class="n">judge</span><span class="p">(</span><span class="n">s2</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">continue</span>
</span></span><span class="line"><span class="cl"> <span class="n">cnt</span><span class="o">+=</span><span class="nb">int</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">)[</span><span class="mi">1</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="n">s3</span><span class="o">=</span><span class="n">s</span><span class="p">[</span><span class="n">cnt</span><span class="p">:</span> <span class="n">cnt</span><span class="o">+</span><span class="nb">int</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">)[</span><span class="mi">2</span><span class="p">])]</span>
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="err">!</span><span class="n">judge</span><span class="p">(</span><span class="n">s3</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">continue</span>
</span></span><span class="line"><span class="cl"> <span class="n">cnt</span><span class="o">+=</span><span class="nb">int</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">)[</span><span class="mi">2</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="n">s4</span><span class="o">=</span><span class="n">s</span><span class="p">[</span><span class="n">cnt</span><span class="p">:</span><span class="n">cnt</span><span class="o">+</span><span class="nb">int</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">)[</span><span class="mi">3</span><span class="p">])]</span>
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="err">!</span><span class="n">judge</span><span class="p">(</span><span class="n">s4</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">continue</span>
</span></span><span class="line"><span class="cl"> <span class="n">ss</span><span class="o">=</span> <span class="n">s1</span><span class="o">+</span><span class="s2">&#34;.&#34;</span><span class="o">+</span><span class="n">s2</span><span class="o">+</span><span class="s2">&#34;.&#34;</span><span class="o">+</span><span class="n">s3</span><span class="o">+</span><span class="s2">&#34;.&#34;</span><span class="o">+</span><span class="n">s4</span>
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="n">ss</span> <span class="ow">in</span> <span class="n">output</span><span class="p">:</span>
</span></span><span class="line"><span class="cl"> <span class="k">continue</span>
</span></span><span class="line"><span class="cl"> <span class="k">else</span><span class="p">:</span>
</span></span><span class="line"><span class="cl"> <span class="n">output</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">ss</span><span class="p">)</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="n">output</span>
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">-</span><span class="mi">4</span><span class="o">==</span><span class="mi">0</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="p">[</span><span class="n">s</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">+</span><span class="s2">&#34;.&#34;</span><span class="o">+</span><span class="n">s</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span><span class="o">+</span><span class="s2">&#34;.&#34;</span><span class="o">+</span><span class="n">s</span><span class="p">[</span><span class="mi">2</span><span class="p">]</span><span class="o">+</span><span class="s2">&#34;.&#34;</span><span class="o">+</span><span class="n">s</span><span class="p">[</span><span class="mi">3</span><span class="p">]]</span>
</span></span><span class="line"><span class="cl"> <span class="k">elif</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">-</span><span class="mi">4</span><span class="o">==</span><span class="mi">1</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="n">get_output</span><span class="p">([</span><span class="mi">2111</span><span class="p">,</span><span class="mi">1211</span><span class="p">,</span><span class="mi">1121</span><span class="p">,</span><span class="mi">1112</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="k">elif</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">-</span><span class="mi">4</span><span class="o">==</span><span class="mi">2</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="n">get_output</span><span class="p">([</span><span class="mi">1122</span><span class="p">,</span><span class="mi">1212</span><span class="p">,</span><span class="mi">1221</span><span class="p">,</span><span class="mi">2112</span><span class="p">,</span><span class="mi">2121</span><span class="p">,</span><span class="mi">2211</span><span class="p">,</span><span class="mi">3111</span><span class="p">,</span><span class="mi">1311</span><span class="p">,</span><span class="mi">1131</span><span class="p">,</span><span class="mi">1113</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="k">elif</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">-</span><span class="mi">4</span><span class="o">==</span><span class="mi">3</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="n">get_output</span><span class="p">([</span><span class="mi">2221</span><span class="p">,</span><span class="mi">2212</span><span class="p">,</span><span class="mi">2122</span><span class="p">,</span><span class="mi">1222</span><span class="p">,</span><span class="mi">3211</span><span class="p">,</span><span class="mi">3121</span><span class="p">,</span><span class="mi">3112</span><span class="p">,</span><span class="mi">2311</span><span class="p">,</span><span class="mi">2131</span><span class="p">,</span><span class="mi">2113</span><span class="p">,</span><span class="mi">1321</span><span class="p">,</span><span class="mi">1312</span><span class="p">,</span><span class="mi">1231</span><span class="p">,</span><span class="mi">1213</span><span class="p">,</span><span class="mi">1132</span><span class="p">,</span><span class="mi">1123</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="k">elif</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">-</span><span class="mi">4</span><span class="o">==</span><span class="mi">4</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="n">get_output</span><span class="p">([</span><span class="mi">2222</span><span class="p">,</span><span class="mi">3221</span><span class="p">,</span><span class="mi">3212</span><span class="p">,</span><span class="mi">3122</span><span class="p">,</span><span class="mi">2321</span><span class="p">,</span><span class="mi">2312</span><span class="p">,</span><span class="mi">2231</span><span class="p">,</span><span class="mi">2213</span><span class="p">,</span><span class="mi">2132</span><span class="p">,</span><span class="mi">2123</span><span class="p">,</span><span class="mi">1322</span><span class="p">,</span><span class="mi">1232</span><span class="p">,</span><span class="mi">1223</span><span class="p">,</span><span class="mi">3311</span><span class="p">,</span><span class="mi">3131</span><span class="p">,</span><span class="mi">3113</span><span class="p">,</span><span class="mi">1331</span><span class="p">,</span><span class="mi">1313</span><span class="p">,</span><span class="mi">1133</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="k">elif</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">-</span><span class="mi">4</span><span class="o">==</span><span class="mi">5</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="n">get_output</span><span class="p">([</span><span class="mi">3222</span><span class="p">,</span><span class="mi">2322</span><span class="p">,</span><span class="mi">2232</span><span class="p">,</span><span class="mi">2223</span><span class="p">,</span><span class="mi">3321</span><span class="p">,</span><span class="mi">3312</span><span class="p">,</span><span class="mi">3231</span><span class="p">,</span><span class="mi">3213</span><span class="p">,</span><span class="mi">3132</span><span class="p">,</span><span class="mi">3123</span><span class="p">,</span><span class="mi">2331</span><span class="p">,</span><span class="mi">2313</span><span class="p">,</span><span class="mi">2133</span><span class="p">,</span><span class="mi">1332</span><span class="p">,</span><span class="mi">1323</span><span class="p">,</span><span class="mi">1233</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="k">elif</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">-</span><span class="mi">4</span><span class="o">==</span><span class="mi">6</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="c1"># list_t=[3322,3232,3223,2332,2323,2233,3331,3313,3133,1333]</span>
</span></span><span class="line"><span class="cl"> <span class="nb">print</span><span class="p">(</span><span class="mi">6</span><span class="p">)</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="n">get_output</span><span class="p">([</span><span class="mi">3322</span><span class="p">,</span><span class="mi">3232</span><span class="p">,</span><span class="mi">3223</span><span class="p">,</span><span class="mi">2332</span><span class="p">,</span><span class="mi">2323</span><span class="p">,</span><span class="mi">2233</span><span class="p">,</span><span class="mi">3331</span><span class="p">,</span><span class="mi">3313</span><span class="p">,</span><span class="mi">3133</span><span class="p">,</span><span class="mi">1333</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="k">elif</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">-</span><span class="mi">4</span><span class="o">==</span><span class="mi">7</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="c1"># list_t=[3332,3323,3233,2333]</span>
</span></span><span class="line"><span class="cl"> <span class="nb">print</span><span class="p">(</span><span class="mi">7</span><span class="p">)</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="n">get_output</span><span class="p">([</span><span class="mi">3332</span><span class="p">,</span><span class="mi">3323</span><span class="p">,</span><span class="mi">3233</span><span class="p">,</span><span class="mi">2333</span><span class="p">])</span>
</span></span><span class="line"><span class="cl"> <span class="k">elif</span> <span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span><span class="o">-</span><span class="mi">4</span><span class="o">==</span><span class="mi">8</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="c1"># list_t=[3333]</span>
</span></span><span class="line"><span class="cl"> <span class="nb">print</span><span class="p">(</span><span class="mi">8</span><span class="p">)</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="n">get_output</span><span class="p">([</span><span class="mi">3333</span><span class="p">])</span>
</span></span></code></pre></td></tr></table>
</div>
</div><h3 id="explanation-of-idea">Explanation of idea</h3>
<p>A silly but ok fast and easy understand method</p>
<h2 id="good-solution-ref">Good solution ref.</h2>
<h3 id="code-1">Code</h3>
<div class="highlight"><div class="chroma">
<table class="lntable"><tr><td class="lntd">
<pre tabindex="0" class="chroma"><code></code></pre></td>
<td class="lntd">
<pre tabindex="0" class="chroma"><code class="language-fallback" data-lang="fallback"></code></pre></td></tr></table>
</div>
</div><h3 id="analysis">Analysis</h3></description>
</item>
<item>
<title>Leet - 657</title>
<link>https://felix-ku.github.io/p/leet-657/</link>
<pubDate>Tue, 28 Jun 2022 00:00:00 +0000</pubDate>
<guid>https://felix-ku.github.io/p/leet-657/</guid>
<description><p>Problem 657. Robot Return to Origin</p>
<h2 id="my-attempts">My attempt(s)</h2>
<h3 id="code">Code</h3>
<p>C++</p>
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<pre tabindex="0" class="chroma"><code><span class="lnt"> 1
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<td class="lntd">
<pre tabindex="0" class="chroma"><code class="language-cpp" data-lang="cpp"><span class="line"><span class="cl"><span class="k">class</span> <span class="nc">Solution</span> <span class="p">{</span>
</span></span><span class="line"><span class="cl"><span class="k">public</span><span class="o">:</span>
</span></span><span class="line"><span class="cl"> <span class="kt">bool</span> <span class="n">judgeCircle</span><span class="p">(</span><span class="n">string</span> <span class="n">moves</span><span class="p">)</span> <span class="p">{</span>
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="p">((</span><span class="n">count</span><span class="p">(</span><span class="n">moves</span><span class="p">.</span><span class="n">begin</span><span class="p">(),</span> <span class="n">moves</span><span class="p">.</span><span class="n">end</span><span class="p">(),</span> <span class="sc">&#39;U&#39;</span><span class="p">)</span><span class="o">==</span><span class="n">count</span><span class="p">(</span><span class="n">moves</span><span class="p">.</span><span class="n">begin</span><span class="p">(),</span> <span class="n">moves</span><span class="p">.</span><span class="n">end</span><span class="p">(),</span> <span class="sc">&#39;D&#39;</span><span class="p">))</span> <span class="n">and</span>
</span></span><span class="line"><span class="cl"><span class="p">(</span><span class="n">count</span><span class="p">(</span><span class="n">moves</span><span class="p">.</span><span class="n">begin</span><span class="p">(),</span> <span class="n">moves</span><span class="p">.</span><span class="n">end</span><span class="p">(),</span> <span class="sc">&#39;L&#39;</span><span class="p">)</span><span class="o">==</span><span class="n">count</span><span class="p">(</span><span class="n">moves</span><span class="p">.</span><span class="n">begin</span><span class="p">(),</span> <span class="n">moves</span><span class="p">.</span><span class="n">end</span><span class="p">(),</span> <span class="sc">&#39;R&#39;</span><span class="p">)))</span>
</span></span><span class="line"><span class="cl"> <span class="k">return</span> <span class="nb">true</span><span class="p">;</span>
</span></span><span class="line"><span class="cl"> <span class="k">else</span> <span class="k">return</span> <span class="nb">false</span><span class="p">;</span>
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
</span></span><span class="line"><span class="cl"><span class="p">};</span>
</span></span></code></pre></td></tr></table>
</div>
</div><p>Python</p>
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<pre tabindex="0" class="chroma"><code><span class="lnt">1
</span><span class="lnt">2
</span><span class="lnt">3
</span><span class="lnt">4
</span><span class="lnt">5
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</span></code></pre></td>
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<pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="k">class</span> <span class="nc">Solution</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
</span></span><span class="line"><span class="cl"> <span class="k">def</span> <span class="nf">judgeCircle</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">moves</span><span class="p">):</span>