RSSCategory: UBUNTU HOWTO

30 Most Frequently Used Hadoop HDFS Shell Commands

In this tutorial, we will walk you through the Hadoop Distributed File System (HDFS) commands you will need to manage files on HDFS. HDFS command is used most of the times when working with Hadoop File System. It includes various shell-like commands that directly interact with the Hadoop Distributed File System (HDFS) as well as other file […]

November 11, 2016 | By in UBUNTU HOWTO
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Setup Hot Backups of MySQL with Percona Xtrabackup on Ubuntu

When backing up a database, you generally don't want to stop the database. Because if you stop it, your application will become unavailable. But if you do not stop it, your backup might end up inconsistent and useless, due to half done transactions being backed up. Percona have come up with good solution for incremental […]

November 10, 2016 | By
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How to Setup Minecraft Multiplayer Server on Ubuntu 16.04

Minecraft is very popular sandbox game that is played by kids and grownups across entire globe. In this article we will show how to install a Minecraft server to play Minecraft with your friends in your own virtual world. You would need to buy the Minecraft game, to play it, and your friends will need […]

November 8, 2016 | By in UBUNTU HOWTO
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How to Setup VNC Server on Ubuntu 16.10 with ssh Tunneling

Traditional way to administer server is over ssh and command line. But sometimes you need to run some application with a GUI on a server, and since you typically don't sit next to server and even if you do, server might not have monitor and keyboard, you need some sort of remote desktop. VNC is […]

November 7, 2016 | By in UBUNTU HOWTO
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How to Setup CouchDB Replication on Ubuntu 16

In today article we will set up CouchDB replication on Ubuntu 16.10. CouchDB is NoSQL database much similar to cassandra we wrote about earlier. Rather than Cassandra's Java, CouchDB is written Erlang and it is Apache Software Foundation project since 2008. This database is document oriented, not unlike MongoDB. For this tutorial, you need two nodes running Ubuntu […]

November 4, 2016 | By
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An UFW Firewall Guide to Enable, Deny, Allow, Delete Rules on Ubuntu

Firewall is important security component of every operating system.  Linux kernel has great packet filtering and port filtering framework which is called Netfilter. To have a complete firewall, the userspace command line frontends have been created. Most well known framework for managing Netfilter framework is iptables. However, some users find it too hard to master which […]

October 27, 2016 | By in UBUNTU HOWTO
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How To Set Up Jenkins for Continuous Development Integration on Ubuntu 16

In this blog, we will set up jenkins and configure jenkins on ubuntu 16 for continuous development and continuous integration. Jenkins is a Continuous Integration server. Basically, Continuous Integration is the practice of running your tests on a non-developer machine automatically everytime someone pushes new code into the source repository. Before we set up jenkins, you need to […]

October 26, 2016 | By in UBUNTU HOWTO
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How to Install and Manage Snap Packages on Ubuntu 16.10

Advanced packaging tool, known for acronym apt, have been used in Debian and derivatives for nearly two decades. Similarly on Red Hat based systems, the RPM is used for even longer. To fix shortcomings with this packaging system, AppImage, FlatPak and Snap have been created by various groups and companies.  Those packaging systems don't conflict with apt, nor rpm, […]

October 25, 2016 | By
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How to Setup Active Directory Domain Controller on Ubuntu using Samba

SAMBA is an open source implementation of the SMB file sharing protocol that provides file and print services to SMB / CIFS clients. It helps in successfully networking your Ubuntu system with Windows clients, thereby providing and integrating with services common to Windows environments. These services assist the sharing of data and information about the computers and […]

October 24, 2016 | By in SAMBA
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How to Setup Snapshots and Clones in ZFS on Linux

Notable new feature in Ubuntu 16.04 is addition of ZFS file system. This file system have long time been dubbed a Solaris' killer feature. It has been ported over to Linux but it wont be integrated into mainline kernel due to Sun's clever pick of incompatible license. They did that so that can claim having […]

September 26, 2016 | By in FILE SYSTEM
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How to Edit Video Using Avidemux on Linux

If you are in need to do video editing, Linux got you covered on multiple basis. For professional stuff there are Blender and Kdenlive, but former has a steep learning curve and later has a lot of KDE dependencies that you might not like to install if you are not using KDE. So in this […]

September 22, 2016 | By in OPEN SOURCE TOOLS
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Setup Graylog2 Log Analyzer to Store and Search Log Errors

Graylog2 is an open-source log analyzer tool that makes use of MongoDB and ElasticSearch for storing and searching through log errors. It’s mainly used by developers to detect and fix errors in their applications.  Graylog is a more finished and "enterprise-ready" product out of the box as compared with other log analyzer tools. Versions used: […]

September 21, 2016 | By
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How to Install fprobe (Netflow) Tool on IPFire Firewall

This tutorial is about the compilation and installation of NetFlow tool (fprobe) on the IPFire firewall. Fprobe  is libpcap based tool which collects network traffic data and emit output as flows (NetFlow) towards the specified collector. NetFlow protocol supported devices collects all IP traffic and forward the collected data to a server for further analysis […]

September 14, 2016 | By in FIREWALL
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Two Methods to Protect your Data using Ubuntu Disk Encryption

User privacy and security is very hot topic nowadays, with various companies and three letter agencies snooping and mining your data, seemingly at every step. With this article, we take a break from VPN guides to show how can you protect your local data.  For example if your computer gets into wrong hands. In this […]

September 12, 2016 | By
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