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Applying a git post-commit hook to all current and future repos
I've written a Git post-commit hook and it works correctly. However, I want to add this hook to apply to all current (and future) git repositories I am working on. I tried adding the hook to my ~/.git/hooks/ instead of in the hooks directory in the project directory, however, this did not seem t...
Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...释器居然不到200k，这是多么地变态啊（/bin/sh都要1M，MacOS平台），而且能和C语言非常好的互动。我很好奇得浏览了一下Lua解释器的源码，这可能是我看过最干净的C的源码了。我不想写一篇大而全的语言手册，一方面是因为已经...
Does Python support multithreading? Can it speed up execution time?
...he GIL to allow multiple threads of C code and one Python thread to run across multiple cores. This extends to I/O controlled by the kernel, such as select() calls for socket reads and writes, making Python handle network events reasonably efficiently in a multi-threaded multi-core setup.
What many...
What's the difference between hard and soft floating point numbers?
When I compile C code with my cross toolchain, the linker prints pages of warnings saying that my executable uses hard floats but my libc uses soft floats. What's the difference?
...
What is the difference between pip and conda?
... install multiple versions of the same package side by side when using the OS package manager, not as a core feature. Conda manages environments, each with their own mix of installed packages at specific versions. So project A, having been developed some time ago, can still cling on to an older vers...
What is the difference between save and export in Docker?
...ill fetch the whole container : like a snapshot of a regular VM. Saves the OS of course, but also any change you made, any data file written during the container life. This one is more like a traditional backup.
It will give you a flat .tar archive containing the filesystem of your container.
Ed...
How can I create directory tree in C++/Linux?
...e used in modern C++ programs.
The C++ standard functions do not have the POSIX-specific explicit
permissions (mode) argument, though.
However, here's a C function that can be compiled with C++ compilers.
/*
@(#)File: mkpath.c
@(#)Purpose: Create all directories in path
@(#)Author...
How to concatenate two MP4 files using FFmpeg?
... files using ffmpeg. I need this to be an automatic process hence why I chose ffmpeg. I'm converting the two files into .ts files and then concatenating them and then trying to encode that concated .ts file. The files are h264 and aac encoded and I'm hoping to keep the quality the same or as clos...
How to style SVG with external CSS?
...My CSS didn't work, because the element styles had a higher priority. The most simple solution was it to add an !important to the CSS style for the SVG. Then everything was fine. If you want to avoid !important, you need to move the element styles into the CSS.
– David Gausmann...
How do I execute a command and get the output of the command within C++ using POSIX?
...
#include <cstdio>
#include <iostream>
#include <memory>
#include <stdexcept>
#include <string>
#include <array>
std::string exec(const char* cmd) {
std::array<char, 128> buffer;
std::string result;
std::uniqu...