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How to get the value from the GET parameters?
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Regular expression to match non-ASCII characters?
What is the easiest way to match non-ASCII characters in a regex? I would like to match all words individually in an input string, but the language may not be English, so I will need to match things like ü, ö, ß, and ñ. Also, this is in Javascript/jQuery, so any solution will need to apply to th...
Fastest way to check if a value exists in a list
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What does “coalgebra” mean in the context of programming?
I have heard the term "coalgebras" several times in functional programming and PLT circles, especially when the discussion is about objects, comonads, lenses, and such. Googling this term gives pages that give mathematical description of these structures which is pretty much incomprehensible to me. ...
Using Emacs as an IDE
Currently my workflow with Emacs when I am coding in C or C++ involves three windows. The largest on the right contains the file I am working with. The left is split into two, the bottom being a shell which I use to type in compile or make commands, and the top is often some sort of documentation ...
Run git pull over all subdirectories [duplicate]
How can I update multiple git repositories from their shared parent's directory without cd 'ing into each repo's root directory? I have the following which are all separate git repositories ( not submodules):
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程序员之网络安全系列（三）：数据加密之对称加密算法 - 更多技术 - 清泛网...
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假设我们要对LOVE加密，我们可以先定义字母的顺序ABCDEFGHIJKLMNOPQRSTUVWXYZ，然后我们让每个字母向后移动两位，那么LOVE就变为了NQXG
L------>N
O------>Q
V------>X
E------>
LOVE--->NQXG
我想这就是最简单的加密方式。
密钥加密技术...
Are there any downsides to passing structs by value in C, rather than passing a pointer?
Are there any downsides to passing structs by value in C, rather than passing a pointer?
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PHP function to make slug (URL string)
I want to have a function to create slugs from Unicode strings, e.g. gen_slug('Andrés Cortez') should return andres-cortez . How should I do that?
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Why do we need virtual functions in C++?
I'm learning C++ and I'm just getting into virtual functions.
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