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Capturing “Delete” Keypress with jQuery
...ntable) characters. keydown is handled at a lower level so it will capture all nonprinting keys like delete and enter.
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Sound effects in JavaScript / HTML5
...io objects directly:
var snd = new Audio("file.wav"); // buffers automatically when created
snd.play();
There's no support for mixing in current version of the spec.
To play same sound multiple times, create multiple instances of the Audio object. You could also set snd.currentTime=0 on the obj...
Parallel foreach with asynchronous lambda
I would like to handle a collection in parallel, but I'm having trouble implementing it and I'm therefore hoping for some help.
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Why does NULL = NULL evaluate to false in SQL server
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I disagree that null signifies "unknown". What it actually means is "no data". That might be used to represent the case where information is not known, but it is actually more likely to be used to indicate that something doesn't exist. To continue your example: What is Frank's m...
How do you sort an array on multiple columns?
...for the ordering. The thing you may be missing is that mysortfunction is called multiple times when you use Array.sort until the sorting is completed.
– dcp
Apr 23 '15 at 10:59
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Differences between Line and Branch coverage
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Line coverage measures how many statements you took (a statement is usually a line of code, not including comments, conditionals, etc). Branch coverages checks if you took the true and false branch for each conditional (if, while, for). You'll have twice as many branches as conditionals.
Why do...
Why use @Scripts.Render(“~/bundles/jquery”)
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Bundling is all about compressing several JavaScript or stylesheets files without any formatting (also referred as minified) into a single file for saving bandwith and number of requests to load a page.
As example you could create your ...
Adding Permissions in AndroidManifest.xml in Android Studio?
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You can only type them manually, but the content assist helps you there, so it is pretty easy.
Add this line
<uses-permission android:name="android.permission."/>
and hit ctrl + space after the dot (or cmd + space on Mac). If you need an exp...
How to run eclipse in clean mode? what happens if we do so?
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How to use it:
Edit the eclipse.ini file located in your Eclipse install directory and insert -clean as the first line.
Or edit the shortcut you use to start Eclipse and add -clean as the first argument.
Or create a batch or shell script that calls the Eclipse executable with the -clean argu...
How do you switch pages in Xamarin.Forms?
... next page slide in,
TabbedPage, the one you don't like
CarouselPage, that allows for switching left and right to next/prev pages.
On top of this, all pages also supports PushModalAsync() which just push a new page on top of the existing one.
At the very end, if you want to make sure the user can...