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In C#, how to check if a TCP port is available?
In C# to use a TcpClient or generally to connect to a socket how can I first check if a certain port is free on my machine?
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Including one C source file in another?
Is it OK (or even recommended/good practice) to #include a .c file in another .c file?
11 Answers
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Restore a postgres backup file using the command line?
I'm new to postgresql, and locally, I use pgadmin3. On the remote server, however, I have no such luxury.
24 Answers
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All combinations of a list of lists
I'm basically looking for a python version of Combination of List<List<int>>
7 Answers
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How to add text at the end of each line in Vim?
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可重入函数、不可重入函数及线程安全 - C/C++ - 清泛网 - 专注C/C++及内核技术
...了使用自己栈上的变量以外不依赖于任何环境（包括static），这样的函数就是purecode（纯代码）可重入，可以允许有该函数的多个副本在运行，由于它们使用的是分离的栈，所以不会互相干扰。一、可重入(reentrance)函数：
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Why does “pip install” inside Python raise a SyntaxError?
I'm trying to use pip to install a package. I try to run pip install from the Python shell, but I get a SyntaxError . Why do I get this error? How do I use pip to install the package?
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Declaring variables inside loops, good practice or bad practice?
Question #1: Is declaring a variable inside a loop a good practice or bad practice?
6 Answers
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Bash: infinite sleep (infinite blocking)
I use startx to start X which will evaluate my .xinitrc . In my .xinitrc I start my window manager using /usr/bin/mywm . Now, if I kill my WM (in order to f.e. test some other WM), X will terminate too because the .xinitrc script reached EOF.
So I added this at the end of my .xinitrc :
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