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Split array into chunks
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The array.slice method can extract a slice from the beginning, middle, or end of an array for whatever purposes you require, without changing the original array.
var i,j,temparray,chunk = 10;
for (i=0,j=array.length; i<j; i+=chunk) {
temparray = array.slice(i,i+chunk);
// do whatever...
Why does “,,,” == Array(4) in Javascript?
... is ,,,:
> Array(4).toString()
",,,"
If you use the array constructor function and pass a number, it sets the length of the array to that number. So you can say you have four empty indexes (same as [,,,]) and the default string representation of arrays is a comma-separated list of its elemen...
Android 1.6: “android.view.WindowManager$BadTokenException: Unable to add window — token null is not
... answered Apr 14 '10 at 17:18
TorpTorp
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Are global variables bad? [closed]
In C/C++, are global variables as bad as my professor thinks they are?
28 Answers
28
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method overloading vs optional parameter in C# 4.0 [duplicate]
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One good use case for 'Optional parameters' in conjunction with 'Named Parameters' in C# 4.0 is that it presents us with an elegant alternative to method overloading where you overload method based on the number of parameters.
For example say ...
ReactJS - Does render get called any time “setState” is called?
...hould component update (run render function)?" every time you change state or pass new props from parent component.
You can write your own implementation of shouldComponentUpdate method for your component, but default implementation always returns true - meaning always re-run render function.
Quot...
In Java, how do I parse XML as a String instead of a file?
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I have this function in my code base, this should work for you.
public static Document loadXMLFromString(String xml) throws Exception
{
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
...
Rails migrations: Undo default setting for a column
...problem, that I have an migration in Rails that sets up a default setting for a column, like this example:
4 Answers
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Padding between ActionBar's home icon and title
...s answer and assigned the logo-drawable in my actionbar style definition, for instance like this in res/style.xml:
<item name="android:actionBarStyle">@style/MyActionBar</item>
<style name="MyActionBar" parent="@android:style/Widget.Holo.Light.ActionBar">
<item name="a...
Latest jQuery version on Google's CDN
...ile, as well as the minified copy, keeping both files
at version 1.11.1 forever.
The Google CDN team has joined us in this effort to prevent
inadvertent web breakage and no longer updates the file at
http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.js. That file
will stay locked at ...