nalingarg2

Get back to where you started with

$ git rebase --abort

Say your history is

$ git log --pretty=oneline
a931ac7c808e2471b22b5bd20f0cad046b1c5d0d c

nalingarg2

yum update -y
yum groupinstall 'Development Tools'

yum install SDL kernel-devel kernel-headers dkms

cd /etc/yum.repos.d/
wget http://download.virtualbox.org/virtualbox/rpm/el/virtualbox.repo
wget -q http://download.virtualbox.org/virtualbox/debian/oracle_vbox.asc

rpm --import oracle_vbox.asc

nalingarg2

IE 7/8/9/10/11 Virtual machines from Microsoft
Linux installation notes (tested under Ubuntu 14.04LTS/12.04LTS), assuming VirtualBox is already installed on host.

Install notes
Available images
IE7 - Vista Enterprise
IE8 - XP
IE9 - Win7
IE10 - Win7
IE10 - Win8

nalingarg2

Rsync delete orphan files from target only - no copy

Calling Rsync in the following way, using --existing, --ignore-existing and --delete enables the following:

• Only files at target that do not exist at source will be deleted.
• Skipping all file copy operations from source to target.

$ rsync -ri \
  --delete --existing --ignore-existing --progress \
  /path/to/source/ /path/to/target

nalingarg2

#!/bin/bash

set -x
#IFS=":"

LIST="87 90 89 88 91 85"
for i in $LIST; do
  ssh root@10.2.1.$i ' 
passwd
chkconfig iptables off

nalingarg2

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>org.nalin.hbase</groupId>
  <artifactId>hbasetest</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <packaging>jar</packaging>

  <name>hbasetest</name>

nalingarg2

#!/bin/bash
set -x
#IFS=":"
LIST="118 117 116 112 103 44"
for i in $LIST; do
  ssh root@10.2.1.$i '
passwd
mkdir -p ~/.ssh/authorized_keys
ssh-keygen -t rsa -P "" -f ~/.ssh/id_rsa
chkconfig iptables off

nalingarg2

Ambari uses a local postgres db by default.This page describes how to use ambari-server with remote postgres server.

Install

Ambari is installed on centos 6.4 with the following command:

curl -so /etc/yum.repos.d/ambari.repo http://public-repo-1.hortonworks.com/ambari/centos6/1.x/GA/ambari.repo
yum repolist
yum -y install ambari-server

nalingarg2

sudo yum install mysql-server
sudo service mysqld start
sudo yum install mysql-connector-java


 Configuring MySQL

Configure MySQL to use a strong password and to start at boot.

    Set the MySQL root password. Note that in the following procedure, your current root password is blank. Press the Enter key when you're prompted for the root password.

nalingarg2

yum install -y make
yum install gcc gcc-c++ kernel-devel

wget http://www.datsi.fi.upm.es/~frosal/sources/shc-3.8.7.tgz    OR wget http://www.datsi.fi.upm.es/~frosal/sources/shc-3.8.9.tgz
tar xvfz shc-3.8.7.tgz
cd shc-3.8.7
make

#Test
./shc -v