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JavaScript get clipboard data on paste event (Cross browser)

How can a web application detect a paste event and retrieve the data to be pasted? 20 Answers ...
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Getting the first character of a string with $str[0]

I want to get the first letter of a string and I've noticed that $str[0] works great. I am just not sure whether this is 'good practice', as that notation is generally used with arrays. This feature doesn't seem to be very well documented so I'm turning to you guys to tell me if it's all right –...
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App.Config Transformation for projects which are not Web Projects in Visual Studio?

...for any XML configuration file. You can right-click on your web.config and click "Add Config Transforms." When you do this, you'll get a web.debug.config and a web.release.config. You can make a web.whatever.config if you like, as long as the name lines up with a configuration profile. The...
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How to retrieve GET parameters from javascript? [duplicate]

...DIT: I took the liberty of changing Qwerty's answer, which is really good, and as he pointed I followed exactly what the OP asked: function findGetParameter(parameterName) { var result = null, tmp = []; location.search .substr(1) .split("&") .forEach(func...
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How do I get currency exchange rates via an API such as Google Finance? [closed]

Now, I did find the Google Finance API and started looking through that but I found a lot of info about portfolios, transactions, positions & other stuff I know nothing about. ...
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What are type lambdas in Scala and what are their benefits?

...o write out inline. Here's an example from my code from today: // types X and E are defined in an enclosing scope private[iteratee] class FG[F[_[_], _], G[_]] { type FGA[A] = F[G, A] type IterateeM[A] = IterateeT[X, E, FGA, A] } This class exists exclusively so that I can use a name like FG[...
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When is SQLiteOpenHelper onCreate() / onUpgrade() run?

... SQLiteOpenHelper onCreate() and onUpgrade() callbacks are invoked when the database is actually opened, for example by a call to getWritableDatabase(). The database is not opened when the database helper object itself is created. SQLiteOpenHelper versi...
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Python syntax for “if a or b or c but not all of them”

I have a python script that can receive either zero or three command line arguments. (Either it runs on default behavior or needs all three values specified.) ...
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Uncaught TypeError: Cannot read property 'msie' of undefined - jQuery tools

...) removed The jQuery.browser() method has been deprecated since jQuery 1.3 and is removed in 1.9. If needed, it is available as part of the jQuery Migrate plugin. We recommend using feature detection with a library such as Modernizr. — jQuery Core 1.9 Upgrade Guide. As stated in the Upgrade Guide...
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How to comment and uncomment blocks of code in the Office VBA Editor

... editor, go to View, Toolbars, Customise... or right click on the tool bar and select Customise... Under the Commands tab, select the Edit menu on the left. Then approximately two thirds of the way down there's two icons, Comment Block and Uncomment Block. Drag and drop these onto your toolbar an...