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Why does “split” on an empty string return a non-empty array?
Split on an empty string returns an array of size 1 :
8 Answers
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Where does PHP store the error log? (php5, apache, fastcgi, cpanel)
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edited Oct 22 '19 at 12:52
kqw
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How to find the foreach index?
Is it possible to find the foreach index?
13 Answers
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How to get element by class name? [duplicate]
...you need the return object as an array, you can do that easily, because of its magic length property:
var arrFromList = Array.prototype.slice.call(y);
//or as per AntonB's comment:
var arrFromList = [].slice.call(y);
As yckart suggested querySelector('.foo') and querySelectorAll('.foo') would be ...
C# How can I check if a URL exists/is valid?
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You could issue a "HEAD" request rather than a "GET"?
(edit) - lol! Looks like I've done this before!; changed to wiki to avoid accusations of rep-garnering. So to test a URL without the cost of downloading the content:
// using MyClient from linked post
using(var client = new MyC...
Valid to use (anchor tag) without href attribute?
I've been using Twitter Bootstrap to build a site, and a lot of its functionality depends on wrapping things in <a> , even if they're just going to execute Javascript. I've had problems with the href="#" tactic that Bootstrap's documentation recommends, so I was trying to find a different s...
How do I edit the Visual Studio templates for new C# class/interface?
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Extract, edit and recompress. Paths are for the class template, but the interface templates are in the same folder.
You may want to edit the VS template file in each to remove the fact that they don't automatically add references to th...
How do I check if string contains substring? [duplicate]
... returns -1 if the string wasn't found at all.
Note that this is case-sensitive.
If you want a case-insensitive search, you can write
if (str.toLowerCase().indexOf("yes") >= 0)
Or:
if (/yes/i.test(str))
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What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8)
Performance associated with Arrays and Objects in JavaScript (especially Google V8) would be very interesting to document. I find no comprehensive article on this topic anywhere on the Internet.
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Generics in C#, using type of a variable as parameter [duplicate]
...hat types need to be known at compile-time.
You can call generic methods with types only known at execution time, but you have to use reflection:
// For non-public methods, you'll need to specify binding flags too
MethodInfo method = GetType().GetMethod("DoesEntityExist")
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