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Insert a string at a specific index
...d changes the content of a string by removing a range of
* characters and/or adding new characters.
*
* @this {String}
* @param {number} start Index at which to start changing the string.
* @param {number} delCount An integer indicating the number of old chars to remove.
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How to detect IE11?
...rnetExplorerVersion());
Note that IE11 (afaik) still is in preview, and the user agent may change before release.
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Outline radius?
...or somebody with a similar issue. I had an input field with rounded border and wanted to change colour of focus outline. I couldn't tame the horrid square outline to the input control.
So instead, I used box-shadow. I actually preferred the smooth look of the shadow, but the shadow can be hardened ...
Call PowerShell script PS1 from another PS1 script inside Powershell ISE
...order to find the location of a script, use Split-Path $MyInvocation.MyCommand.Path (make sure you use this in the script context).
The reason you should use that and not anything else can be illustrated with this example script.
## ScriptTest.ps1
Write-Host "InvocationName:" $MyInvocation.Invocat...
Is there a “not equal” operator in Python?
...son operators. For comparing object identities, you can use the keyword is and its negation is not.
e.g.
1 == 1 # -> True
1 != 1 # -> False
[] is [] #-> False (distinct objects)
a = b = []; a is b # -> True (same object)
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How do I diff the same file between two different commits on the same branch?
......]
For instance, to see the difference for a file "main.c" between now and two commits back, here are three equivalent commands:
$ git diff HEAD^^ HEAD main.c
$ git diff HEAD^^..HEAD -- main.c
$ git diff HEAD~2 HEAD -- main.c
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Is there an equivalent for var_dump (PHP) in Javascript?
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As the others said, you can use Firebug, and that will sort you out no worries on Firefox. Chrome & Safari both have a built-in developer console which has an almost identical interface to Firebug's console, so your code should be portable across those browsers....
How to find the foreach index?
...312,'sasas'); unset($a[3]); foreach ($a as $k=>$v) print "\$k= $k and \$v = $v"; ?>
– Milen A. Radev
Sep 27 '08 at 0:21
9
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How to get element by class name? [duplicate]
...rrFromList = [].slice.call(y);
As yckart suggested querySelector('.foo') and querySelectorAll('.foo') would be preferable, though, as they are, indeed, better supported (93.99% vs 87.24%), according to caniuse.com:
querySelector(all)
getElementsByClassName
Don't use w3schools to learn something
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Android Studio: Module won't show up in “Edit Configuration”
I've imported a project to Android Studio with several subprojects.
28 Answers
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