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foonathan
/ clz.cpp
Last active
April 14, 2016 09:46
A clz() implementation wrapping __builtin_clz() - see blog post http://foonathan.github.io/blog/2016/02/11/implementation-challenge-2.html
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| #include <climits> | |
| #include <cstdint> | |
| #include <type_traits> | |
| struct clzll_tag {}; | |
| struct clzl_tag : clzll_tag {}; | |
| struct clz_tag : clzl_tag {}; | |
| template <typename T, typename = typename std::enable_if<sizeof(T) <= sizeof(unsigned int)>::type> | |
| unsigned clz_impl(clz_tag, T x) |
talwai
/ servefile.sh
Created
January 23, 2015 19:57
One-shot HTTP webserver to serve file contents using netcat
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| { echo -ne "HTTP/1.0 200 OK\r\nContent-Length: $(wc -c <some.file)\r\n\r\n"; cat some.file; } | nc -l 8080 |
aginor
/ AMD-fglrx-3.17-3.19.patch
Last active
August 29, 2015 14:09
Patch AMD/ATI catalyst/fglrx 14.301.1001 / 14.9 or 14.501.1003 /14.12 driver to work with linux 3.17.x to 3.19.x kernels (tested on Fedora 20)
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| --- a/common/lib/modules/fglrx/build_mod/firegl_public.c 2014-11-29 09:02:10.000000000 +1300 | |
| +++ b/common/lib/modules/fglrx/build_mod/firegl_public.c 2015-04-18 22:31:06.673656387 +1200 | |
| @@ -4816,8 +4816,13 @@ | |
| { | |
| unsigned long orig_level; | |
| +#if LINUX_VERSION_CODE < KERNEL_VERSION(3,19,0) | |
| orig_level = __get_cpu_var(kasExecutionLevel); | |
| __get_cpu_var(kasExecutionLevel) = level; | |
| +#else |
goldshtn
/ cpp11.cpp
Last active
May 8, 2018 01:24
A single function that uses a bunch of C++11/14 features and for "old-school" C++ developers will not even read like C++ anymore.Specifically, it uses:- lambda functions (C++11) with generalized capture semantics (C++14)- rvalue references (C++11)- auto variables (C++11)- decltype and trailing function return type syntax (C++11)- std::move and s…
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| #include <iostream> | |
| #include <future> | |
| using namespace std; | |
| template <typename Fn, typename... Args> | |
| auto do_async_with_log(ostream& os, Fn&& fn, Args&&... args) -> | |
| future<decltype(fn(args...))> | |
| { | |
| os << "[TID=" << this_thread::get_id() |
sturadnidge
/ tmux-1.8-on-CentOS-6.x.txt
Last active
May 10, 2021 18:31
Install tmux 1.8 on CentOS 6.x minimal (64bit)
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| # download latest libevent2 and tmux sources, and extract them somewhere | |
| # (thx bluejedi for tip on latest tmux URL) | |
| # | |
| # at the time of writing: | |
| # https://github.com/downloads/libevent/libevent/libevent-2.0.21-stable.tar.gz | |
| # http://sourceforge.net/projects/tmux/files/latest/download?source=files | |
| # | |
| # install deps | |
| yum install gcc kernel-devel make ncurses-devel |
msabramo
/ git_prompt_info.zsh
Created
April 11, 2012 00:07
The slowness of my zsh prompt when in a git-svn managed directory was killing me. I improved it by removing the git status stuff that slows it down...
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| function git_prompt_info() { | |
| ref=$(git symbolic-ref HEAD 2> /dev/null) || return | |
| echo "$ZSH_THEME_GIT_PROMPT_PREFIX${ref#refs/heads/}$ZSH_THEME_GIT_PROMPT_SUFFIX" | |
| } |