09-other.md

The Network Tab!

http://money.cnn.com/2015/01/21/technology/security/obamacare-website-advertisers/

https://www.eff.org/deeplinks/2015/01/healthcare.gov-sends-personal-data

https://fivethirtyeight.com/features/fandango-movies-ratings/

Hanging out in the Network Tab

EXAMPLE

• https://news.gallup.com/poll/113980/Gallup-Daily-Obama-Job-Approval.aspx
• http://polling.reuters.com/#!response/CP3_2/type/week/dates/20180301-20190115/collapsed/true

TRY IT

• http://data.desmoinesregister.com/iowa-caucus/candidate-tracker/index.php

Simple request to your simple website. https://dmil.github.io/dhrumil-simple-website/

Modifying a facebook profile picture.

Making the Ad Go Away on FiveThirtyEight

// get rid of top banner
document.getElementById('masterad').setAttribute('style', 'display: none !important');

// get rid of sidebar ads
for (el of document.getElementsByClassName('fivethirtyeight-sidebar-ad')) {
    el.setAttribute('style', 'display: none !important');
}

Modifying CSS

Modifying JavaScript

Cookies

Types of Cookies

https://en.wikipedia.org/wiki/HTTP_cookie#Terminology

Check out the cookies on a website.

https://www.dccourts.gov/cco/maincase.jsf

Not a cookie, but interesting

https://www.propublica.org/about/pixelping

➡️ Try It

Tell me everything you can find out about a website from the network tab.

• cookies
• technologies the website uses
• what takes a long time to load / large elements on page
• local storage