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How to get box-shadow on left & right sides only

Any way to get box-shadow on left & right (horizontal?) sides only with no hacks or images. I am using: 16 Answers ...
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Performance of Arrays vs. Lists

Say you need to have a list/array of integers which you need iterate frequently, and I mean extremely often. The reasons may vary, but say it's in the heart of the inner most loop of a high volume processing. ...
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Calling a Method From a String With the Method's Name in Ruby

How can I do what they are talking about here , but in Ruby? 4 Answers 4 ...
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startsWith() and endsWith() functions in PHP

How can I write two functions that would take a string and return if it starts with the specified character/string or ends with it? ...
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C# Thread safe fast(est) counter

What is the way to obtain a thread safe counter in C# with best possible performance? 5 Answers ...
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Get a random boolean in python?

I am looking for the best way (fast and elegant) to get a random boolean in python (flip a coin). 8 Answers ...
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How does the socket API accept() function work?

The socket API is the de-facto standard for TCP/IP and UDP/IP communications (that is, networking code as we know it). However, one of its core functions, accept() is a bit magical. ...
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jQuery: How can i create a simple overlay?

How can I create a really basic overlay in jQuery without UI? 7 Answers 7 ...
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Is R's apply family more than syntactic sugar?

...regarding execution time and / or memory. 5 Answers 5 ...
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Remove an element from a Bash array

I need to remove an element from an array in bash shell. Generally I'd simply do: 20 Answers ...