Monthly Archives: June 2013

How to Setup and Use Github in Ubuntu

If you are or want to be an open-source developer, you must try GitHub. It is a new hosted Git repository service that's being called a "social network" for programmers. It is basically a distributed version control system designed to handle everything from small to very large projects with speed and efficiency. Setup SSH key Generate SSH Key If you have created your account at GitHub and now you want to work with it from your terminal. Before you start installing Github, you should set up ssh keys: If your key does not have the default filename, you'll have to pass the path to ssh-add. And you will get the following output: Add your SSH Key to GitHub Look up your SSH…

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Running Hadoop 1.1.2 on Ubuntu Linux (Single-Node Cluster)

In this tutorial I will describe the required steps for setting up a pseudo-distributed, single-node Hadoop cluster backed by the Hadoop Distributed File System, running on Ubuntu Linux. This tutorial has been tested with the following software versions: Ubuntu 13.04 Apache Hadoop 1.1.2 (Released on February 15th, 2013) Prerequisites Oracle Java 7 Hadoop requires a working Java 1.5+ (aka Java 5) installation. In this tutorial, I will describe the installation of Java 1.7.0 Update 21. You can get a Java Development Kit(JDK) on the oracle. Then decompress it to /usr/lib/jvm/jdk1.7.0_21 (You can decompress it to any other place) After installation, you should set environment variables as follows: 1. Open ~/.bashrc 2. Add the following statements: You can make a quick check whether Oracle’s JDK…

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