Skip to content

Instantly share code, notes, and snippets.

View mlzxy's full-sized avatar

Xinyu Zhang mlzxy

View GitHub Profile
@xdamman
xdamman / install_ffmpeg_ubuntu.sh
Created July 2, 2014 21:03
Install latest ffmpeg on ubuntu 12.04 or 14.04
#!/bin/bash
# Bash script to install latest version of ffmpeg and its dependencies on Ubuntu 12.04 or 14.04
# Inspired from https://gist.github.com/faleev/3435377
# Remove any existing packages:
sudo apt-get -y remove ffmpeg x264 libav-tools libvpx-dev libx264-dev
# Get the dependencies (Ubuntu Server or headless users):
sudo apt-get update
@HuangFJ
HuangFJ / install_opencv2.4.9.sh
Last active November 11, 2021 14:08 — forked from mitmul/install_opencv2.4.8.sh
centos 6.5 + opencv 2.4.9 + ffmpeg 0.10.11 + python 2.7.7 自动安装脚本
#! /bin/bash
sudo yum install -y gcc g++ gtk+-devel libjpeg-devel libtiff-devel jasper-devel libpng-devel zlib-devel cmake unzip sqlite-devel readline-devel bzip2-devel openssl-devel ncurses-devel
sudo yum install -y yum-priorities
sudo rpm -Uvh http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
sudo yum install -y eigen3-devel --enablerepo=epel
su -c 'yum localinstall --nogpgcheck http://download1.rpmfusion.org/free/el/updates/6/i386/rpmfusion-free-release-6-1.noarch.rpm http://download1.rpmfusion.org/nonfree/el/updates/6/i386/rpmfusion-nonfree-release-6-1.noarch.rpm'
sudo yum install -y ffmpeg-devel
export PYTHON_PREFIX=/usr/local/python-2.7.7
@mblondel
mblondel / letor_metrics.py
Last active September 19, 2024 06:13
Learning to rank metrics.
# (C) Mathieu Blondel, November 2013
# License: BSD 3 clause
import numpy as np
def ranking_precision_score(y_true, y_score, k=10):
"""Precision at rank k
Parameters
@fdob
fdob / gist:5983637
Last active November 30, 2022 01:14
in-diff: Use inotify to capture changes to a file, and output diffs to STDOUT. Needs inotify-tools.
#!/bin/bash
# hook into inotify to watch a file, and generate
# diffs for changes in real-time
#
# requires inotify-tools (apt-get install inotify-tools)
#
# @author Filipe Dobreira <[email protected]>
usage() {
echo "Usage:"
echo " in-diff <file>|help"

tmux cheatsheet

As configured in my dotfiles.

start new:

tmux

start new with session name:

@jimbojsb
jimbojsb / gist:1630790
Created January 18, 2012 03:52
Code highlighting for Keynote presentations

Step 0:

Get Homebrew installed on your mac if you don't already have it

Step 1:

Install highlight. "brew install highlight". (This brings down Lua and Boost as well)

Step 2:

@eligrey
eligrey / object-watch.js
Created April 30, 2010 01:38
object.watch polyfill in ES5
/*
* object.watch polyfill
*
* 2012-04-03
*
* By Eli Grey, http://eligrey.com
* Public Domain.
* NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
*/