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Test for existence of nested JavaScript object key
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+500
You have to do it step by step if you don't want a TypeError because if one of the members is null or undefined, and you try to acces...
Safe integer parsing in Ruby
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Ruby has this functionality built in:
Integer('1001') # => 1001
Integer('1001 nights')
# ArgumentError: invalid value for Integer: "1001 nights"
As noted in answer by Joseph Pecoraro, you might want to watch for strings that ar...
UITableView backgroundColor always gray on iPad
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answered Apr 22 '10 at 3:52
drawnonwarddrawnonward
51.7k1515 gold badges102102 silver badges109109 bronze badges
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UITableView row animation duration and completion callback
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10 Answers
10
Active
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In Python, how do I indicate I'm overriding a method?
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10 Answers
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How do you dynamically add elements to a ListView on Android?
...t first in your project's res/layout/main.xml folder:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent" >
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MySQL error 2006: mysql server has gone away
...p. +1
– Yzmir Ramirez
Nov 3 '11 at 0:48
1
in 2018: mysqli_ping is depricated
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Limit the length of a string with AngularJS
...il) {
if (!value) return '';
max = parseInt(max, 10);
if (!max) return value;
if (value.length <= max) return value;
value = value.substr(0, max);
if (wordwise) {
var lastspace = value.lastIndexOf(' ');
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Get battery level and state in Android
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10 Answers
10
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How can I count occurrences with groupBy?
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TWiStErRob
36.9k2020 gold badges141141 silver badges215215 bronze badges
answered Aug 22 '14 at 6:55
Jon SkeetJon Skee...