From cf36f14fa2595320cb39b9801d2160ad92196af9 Mon Sep 17 00:00:00 2001
From: Honza Bittner <git@honzabittner.cz>
Date: Sat, 19 Aug 2017 22:47:23 +0200
Subject: [PATCH] Add null-aware & factory tips, #9

---
 web/dart/tips.dart | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

diff --git a/web/dart/tips.dart b/web/dart/tips.dart
index aa0d872..e16ef9a 100644
--- a/web/dart/tips.dart
+++ b/web/dart/tips.dart
@@ -9,7 +9,8 @@ Future<Null> main() async {
 
   List<Tip> tips = [];
 
-  const TOMUCHA = 'Tomáš Zvěřina';
+  const String TOMUCHA = 'Tomáš Zvěřina';
+  const String hobi = 'Honza Bittner';
 
   tips.add(new Tip()
     ..name = 'Konstruktory'
@@ -20,7 +21,7 @@ Future<Null> main() async {
 
   tips.add(new Tip()
     ..name = 'List (pole)'
-    ..description = 'List a pole - v Dartu jednou jsou.'
+    ..description = 'List a pole &ndash; v Dartu jednou jsou.'
     ..dartPadId = 'e1f4e71b7d75d29cc7ea9e6870b502c4'
     ..author = TOMUCHA
   );
@@ -57,9 +58,23 @@ Future<Null> main() async {
     ..name = 'DOM eventy a atributy'
     ..description = 'Přiřazování eventů a změna atributů v DOM.'
     ..dartPadId = 'a1d0bc7572132d99ece391a9c50e5881'
-    ..author = 'Honza Bittner'
+    ..author = hobi
   );
-  
+
+  tips.add(new Tip()
+    ..name = 'Null-aware operátory'
+    ..description = 'Operátory pro ošetření null hodnot.'
+    ..dartPadId = '4a62d9770437e596e9d650e84ade233b'
+    ..author = hobi
+  );
+
+  tips.add(new Tip()
+    ..name = 'Factory pattern'
+    ..description = 'Klíčové slov factory a jeho možnosti.'
+    ..dartPadId = '115f7a5909773ef6acaa5b7eef36b00a'
+    ..author = hobi
+  );
+
   var benevolentValidator = new BenevolentNodeValidator();
   HtmlElement gallery = querySelector('#tips');