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How to get the value from the GET parameters?
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通过 ulimit 改善系统性能 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...紧缺的，对于开启文件描述符的数量，分配堆栈的大小，CPU 时间，虚拟内存大小，等等，都有非常严格的要求。资源的合理限制和分配，不仅仅是保证系统可用性的必要条件，也与系统上软件运行的性能有着密不可分的联系。...
Why do we need virtual functions in C++?
I'm learning C++ and I'm just getting into virtual functions.
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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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Fastest way to check if a value exists in a list
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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 ...
What is the difference between graph search and tree search?
What is the difference between graph search and tree search versions regarding DFS, A* searches in artificial intelligence ?
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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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从网购到火车票，对比淘宝12306网为何如此烂？ - 大数据 & AI - 清泛网 - ...
...个数量级”还那么弱不禁风。
冯大辉的微博马上得到了@caoz的转发响应，后者在9月底对12306的骂战中一战成名，由于观点相似，caoz和Fenng可以称为统一战线——当然，众多对12306充满怨恨的普通购票者也与他们在感情上统一战线...
How do I clone a subdirectory only of a Git repository?
I have my Git repository which, at the root, has two sub directories:
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