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#!/bin/bash

git filter-branch --env-filter '

an="$GIT_AUTHOR_NAME"
am="$GIT_AUTHOR_EMAIL"
cn="$GIT_COMMITTER_NAME"
cm="$GIT_COMMITTER_EMAIL"

if [ "$GIT_COMMITTER_EMAIL" = "original_email_addr" ]

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#!/bin/bash
umount /media/cdrom
mount -o exec /media/cdrom
cd /media/cdrom
./install
shutdown now

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#!/bin/bash

# Or add `vm.overcommit_memory=1` in `/etc/sysctl.conf` and call `sudo sysctl -p`
sudo sysctl vm.overcommit_memory=1

# Or add `echo never > /sys/kernel/mm/transparent_hugepage/enabled` in `/etc/rc.local`
sudo echo never > /sys/kernel/mm/transparent_hugepage/enabled

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# grant privileges for user
CREATE USER 'user_name'@'%' identified by 'password';
GRANT ALL PRIVILEGES ON db_name.* TO 'user_name'@'%';
FLUSH PRIVILEGES;

# create database pigeon
CREATE DATABASE db_name DEFAULT CHARSET utf8;

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ssh -C -f -N -g -R remote_listen_port:destination_host:destination_port user@remote_host

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sudo launchctl unload -w /System/Library/LaunchDaemons/org.apache.httpd.plist

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# add to /etc/apt/sources.list
deb https://packages.erlang-solutions.com/debian jessie contrib

# install erlang from erlang-solution
apt-get install apt-transport-https
wget https://packages.erlang-solutions.com/debian/erlang_solutions.asc
apt-key add erlang_solutions.asc
apt-get update
apt-get install esl-erlang
# install other deps

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# set env
export HADOOP_HOME='/home/yzf/Software/hadoop-2.7.2'
export PATH=$HADOOP_HOME/bin:$PATH
export PATH=$HADOOP_HOME/sbin:$PATH
export HADOOP_MAPRED_HOME=$HADOOP_HOME
export HADOOP_COMMON_HOME=$HADOOP_HOME
export HADDOP_HDFS_HOME=$HADOOP_HOME
export HADOOP_YARN_HOME=$HADOOP_HOME
export HADOOP_CONF_DIR=$HADOOP_HOME/etc/hadoop

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openssl req -newkey rsa:2048 -nodes -keyout key.pem -x509 -days 365 -out certificate.pem

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apt-get install build-essential uuid-runtime linux-headers-3.16.0-4-all