Anton Panov hightemp

gems reinstall

#!/bin/bash
gem_file="/tmp/gem_list.txt"
gem list | cut -d" " -f1 > $gem_file
cat $gem_file | xargs gem uninstall -aIx
cat $gem_file | xargs gem install

Setup ejabber ================ ejabberd is a free and open source instant messaging server written in Erlang/OTP.

ejabberd is cross-platform, distributed, fault-tolerant, and based on open standards to achieve real-time communication.

ejabberd is designed to be a rock-solid and feature rich XMPP server.

ejabberd is suitable for small deployments, whether they need to be scalable or not, as well as extremely big deployments.

##How to Identify MySQL Slow Queries and related concerns

###% Slow Queries ####Just demo data so your results will vary.

show status like 'Slow_queries';
+---------------+-------+
| Variable_name | Value |
+---------------+-------+

Get all href sources from "a" tags exlude containing mailto links

(<a[^>]*href\s*=\s*["'])((?!mailto:|https?:|#)[^"']*|http:\/\/(www\.)*sitename[^"']*)

###1. Получение информации о видеофайле

ffmpeg -i video.avi

###2. Превратить набор картинок в видео

ffmpeg -f image2 -i image%d.jpg video.mpg

Эта команда преобразует все картинки из текущей директории (названные image1.jpg, image2.jpg и т.д.) в видеофайл ideo.mpg

	#!/usr/bin/env rake
	# encoding: utf-8

	require File.expand_path('../config/application', __FILE__)

	Web::Application.load_tasks

	desc "Push changes to server"
	task :push_changes, :comment, :remote, :branch do \|task, args\|
	Rake::Task['db:data:dump'].invoke

	#!/bin/bash
	while [ `whoami` != 'root' ]; do
	su -
	done

	USER="-u root"

	mysql_config $USER
	mysql_install_db $USER

	#!/bin/bash

	PASSLENGTH="10"

	while [[ $# > 0 ]]; do
	key="$1"
	shift

	case $key in
	-h\|--help)

	#!/bin/bash
	pushd /tmp
	wget http://download.skype.com/linux/skype-ubuntu-precise_4.2.0.13-1_i386.deb
	wget http://get.geo.opera.com/pub/opera/linux/1216/opera_12.16.1860_amd64.deb
	wget http://download.skype.com/linux/skype-ubuntu-precise_4.2.0.13-1_i386.deb
	wget http://c758482.r82.cf2.rackcdn.com/Sublime%20Text%202.0.2%20x64.tar.bz2
	dpkg -i *.deb
	popd

	# bitrix .gitignore
	# files
	.DS_Store
	Thumbs.db
	*.sql
	.gitignore
	/.idea/

	# core
	/upload/*