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Installing pip packages to $HOME folder

...This should result in the hg script being installed in $HOME/.local/bin/hg and the rest of the hg package in $HOME/.local/lib/pythonx.y/site-packages/. Note, that the above is true for Python 2.6. There has been a bit of controversy among the Python core developers about what is the appropriate di...
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各编程语言读写文件汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术

...: // 写文件 $fp = fopen("log.txt", "a"); fwrite($fp, $str); fclose($fp); // 读文件 $fp = fopen("log.txt", "r"); while(!feof($fp)) { $line = fgets($fp); echo $line; } fclose($fp); C#读写文件: using System.IO; private void ReadWriteFunc(string str) { ...
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Proper stack and heap usage in C++?

I've been programming for a while but It's been mostly Java and C#. I've never actually had to manage memory on my own. I recently began programming in C++ and I'm a little confused as to when I should store things on the stack and when to store them on the heap. ...
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Optimise PostgreSQL for fast testing

.... For example, PostgreSQL 9.2 significantly improves the speed of TRUNCATE and of course adds index-only scans. Even minor releases should always be followed; see the version policy. Don'ts Do NOT put a tablespace on a RAMdisk or other non-durable storage. If you lose a tablespace the whole datab...
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Locking a file in Python

... for the program to terminate in such a way that the lock is left in place and you have to manually delete the lock before the file becomes accessible again. However, that aside, this is still a good solution. – leetNightshade Nov 8 '12 at 21:27 ...
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How do I copy a string to the clipboard on Windows using Python?

...to make a basic Windows application that builds a string out of user input and then adds it to the clipboard. How do I copy a string to the clipboard using Python? ...
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Measuring execution time of a function in C++

...::high_resolution_clock::now(); auto duration = std::chrono::duration_cast<std::chrono::microseconds>( t2 - t1 ).count(); std::cout << duration; return 0; } This will measure the duration of the function. NOTE: You will not always get the same timing for a function. This...
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How to compile and run C/C++ in a Unix console/Mac terminal?

...utable as the shell will only search what is in $PATH to find executables, and most often that does not include the current directory (.). So to run the built executable foo: ./foo share | improv...
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How can I find the version of the Fedora I use?

...on't work if anyone's changed the login banners … I typically edit mine, and so, it seems, do many (most) corporate IT departments... :-( – BRPocock Dec 2 '11 at 16:05 8 ...
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FAT32系统中长文件名的存储 - C/C++ - 清泛网 - 专注C/C++及内核技术

...件名。长文件名依然是记录在目录项中的。为了低版本的OS或程序能正确读取长文件名文件,系统自动为所...FAT32的一个重要的特点是完全支持长文件名。长文件名依然是记录在目录项中的。 为了低版本的OS或程序能正确读取长...