Recent Articles

How to Setup Single Node Hadoop Cluster Using Docker

In this article, I will show you how to setup a single node hadoop cluster using Docker. Before I start with the setup, let me briefly remind you what Docker and Hadoop are. Docker is a software containerization platform where you package your application with all the libraries, dependencies, environments in a container. This container […]

December 2, 2016 | By
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How to Deploy Spark Application on Yarn and Integrate with Hive

In this article, I will tell you working of Spark with  YARN and  Hive. Before I begin, let me briefly tell you what Apache Spark, YARN and Apache Hive are. Apache Spark is an in-memory distributed processing framework. Spark is used for real-time processing. Apache Spark can run programs up to 100x faster than Hadoop MapReduce […]

December 1, 2016 | By
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How to Install Coreos on Virtualbox from ISO Image

In this article I am going to show how to install install CoreOS on VirtualBox. CoreOS is Linux distribution that is completely about containers. Idea behind CoreOS is that OS itself doesn't have any package manager, instead when some software is needed you make a container for it and install it in that container. For now […]

November 30, 2016 | By
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How Use Systemd journalctl Command To Manage Logs

Despite some of the negative publicity, systemd have brought great new functionality to the Linux operating system. Logging is one of them. In the old days before systemd, checking logs and troubleshooting issues was sometimes very unpleasant thing to do because logs for different programs were scattered in different files and you had to check […]

November 29, 2016 | By
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15 Best Free Steam Games you can Play on Ubuntu Linux

Hello and welcome. Today we are talking about Linux gaming. Thanks to Valve, things are a lot better than it used to be, and Steam has very big collection of games that work on SteamOS or any other Linux distribution that has Steam installed. So we are going to use Ubuntu 16.04 to install and review […]

November 28, 2016 | By
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How Install R / R Studio on CentOS 7

The R programming language is a free software implementation of S programming language, and it is largely compatible with it. It is a GNU project and it is most popular language for statistics and data science, rivaled only by Python. Today we will install the R and R Studio IDE on Centos 7 server. This […]

November 25, 2016 | By
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How to Setup GitLab Server Backup

GitLab is an absolute solution for storing all your Git repositories. Taking backup is an important activity even when a few people ignore it because taking backups repeatedly are too tiresome and adds to their frustration as a developer. So, automating the whole process of taking the backup of your GitLab repositories is a good idea. […]

November 24, 2016 | By
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How to Install SonarQube with Nginx on Ubuntu 16.04

Sonarqube is an open source platform for continuous inspection of code quality. It is written in Java language and it offers support per languages. It supports various languages like Perl, PHP, Ruby etc. It provides reports on various Code quality analysis (like duplicate coding errors, the percentage of unit testing which got failed and succeeded), […]

November 23, 2016 | By
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How to Configure Mariadb Maxscale Master-Slave with Galera Cluster

In this article we will install MariaDB galera cluster with MaxScale proxy database by MariaDB corporation. MaxScale is inteligent proxy database that can route database statements from cluster to one server. But unlike HAproxy, MaxScale uses asynchronius I/O of the Linux kernel  which should help with performance. Cluster we are going to make will have […]

November 22, 2016 | By
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Awesome ! Hadoop HDFS Commands Cheat Sheet

HDFS is now an Apache Hadoop subproject. An HDFS instance contains of vast amount of servers and each store a part of file system. A typical file size in HDFS would be in gigabytes or terabytes in size hence applications will have large data sets. A file once created need not be changed ie it […]

November 21, 2016 | By
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How Install Microsoft SQL Server on Ubuntu / RHEL / Centos / Docker

So that day have came now, MSFT has to port their software to Linux in order to stay relevant. MS SQL Server preview have came out and it is supported on Ubuntu, CentOS, RHEL  and Docker container. In this article we are going to walk through how to install Microsoft SQL Server on linux platforms […]

November 19, 2016 | By
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How to Install Nextcloud 10 with Nginx on Debian 8

Nextcloud is an open source file sync and share software. It is a fork of ownCloud and finds its usage both at individual and Enterprise level. It was recently started by Frank Karlitschek who founded  the ownCloud project earlier. Nextcloud not only has all the features of ownCloud but also plans to provide new and […]

November 18, 2016 | By
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How to Create User, Database with SQL in MariaDB on Ubuntu 16.04

MariaDB is an open-source MySQL project with more improved features. It is highly compatible with MySQL and it can be considered as a drop-in replacement for MySQL.  All client libraries, client-server protocols, SQL dialect, MySQL replication, Master-slave configuration etc are quite similar to MySQL. In this article, I'll explain some of the basic SQL commands in […]

November 17, 2016 | By in UBUNTU HOWTO
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How to Install Apache Sqoop on Ubuntu 16.04

Apache Sqoop is a tool designed for efficiently transferring bulk data between Apache Hadoop and structured datastores such as relational databases. For example : MySQL, Oracle, Microsoft SQL Server. You can import and export data between relational databases and hadoop. You can also import / export from / to semi-structured data sources, for example HBase and […]

November 16, 2016 | By in UBUNTU HOWTO
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