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Check if a variable is a string in JavaScript

... from this webpage. (Example was slightly modified though). This won't work as expected in the case of strings created with new String(), but this is seldom used and recommended against[1][2]. See the other answers for how to handle these, if you so desire. The Google JavaScript Style Guide say...
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How to rotate the background image in the container?

... well done and answered here - http://www.sitepoint.com/css3-transform-background-image/ #myelement:before { content: ""; position: absolute; width: 200%; height: 200%; top: -50%; left: -50%; z-index: -1; background: url(background.png) 0 0 repeat; -webkit-trans...
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A good book for learning D3.js [closed]

I saw D3.js and I was interested so I bought this book ! I may be wrong, however I found it un-fulfilling. 3 Answers ...
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Why do I get a warning every time I use malloc?

...n for the built-in function malloc. If you don't do that, the compiler thinks you want to define your own function named malloc and it warns you because: You don't explicitly declare it and There already is a built-in function by that name which has a different signature than the one that was impl...
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When NOT to use Cassandra?

There has been a lot of talk related to Cassandra lately. 18 Answers 18 ...
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static linking only some libraries

How can I statically link only a some specific libraries to my binary when linking with GCC? 8 Answers ...
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Temporarily switch working copy to a specific Git commit

... If you are at a certain branch mybranch, just go ahead and git checkout commit_hash. Then you can return to your branch by git checkout mybranch. I had the same game bisecting a bug today :) Also, you should know about git bisect. ...
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How to know if other threads have finished?

... you can do this: Use Thread.join() in your main thread to wait in a blocking fashion for each Thread to complete, or Check Thread.isAlive() in a polling fashion -- generally discouraged -- to wait until each Thread has completed, or Unorthodox, for each Thread in question, call setUncaughtExcepti...
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WCF timeout exception detailed investigation

... you may not have set //This says how many outgoing connection you can make to a single endpoint. Default Value is 2 System.Net.ServicePointManager.DefaultConnectionLimit = 200; here is the original question and answer WCF Service Throttling Update: This config goes in .Net client application...
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How to add “on delete cascade” constraints?

...ostgreSQL 8 is it possible to add ON DELETE CASCADES to the both foreign keys in the following table without dropping the latter? ...