RSSCategory: OPEN SOURCE TOOLS

A Better Way To Take Screenshot on Linux using PMSS

PMSS (Poor Man's Screenshooter) is a command line utility which makes capturing screenshots a piece of cake. It is a small, freeware, easy to use shell script which hardly consumes any system resources. It uses well know Linux command line utility, Scrot , on the backend. In order to understand the effectivity of PMSS, lets […]

February 22, 2017 | By in OPEN SOURCE TOOLS
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How To Copy / Paste Command's Output using Xclip on Linux

Clipboard is a very useful utility in modern day operating systems. Clipboard technology uses the method of copy and paste to temporary store and transfer data between different applications or documents. If you are using GUI  based Linux operating system than copy and paste operation is seamless, however, command line users of Linux operating system […]

February 21, 2017 | By in OPEN SOURCE TOOLS
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How to Encrypt / Decrypt Files Using EncryptPad Utility on Linux

Consider a situation where you need to share your important/sensitive data with your family or friends or your critical data is stored in forms of text files on your laptop; there are always chances of hacking or information theft. The solution to such issues is encryption, and thankfully we are living in the area where […]

February 16, 2017 | By in UBUNTU HOWTO
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How to Setup RatticDB Password Management Service on Ubuntu 16.04

RatticDB is an open source Django based password management service. The API provided by it is used for access by outside programs, and audit logs to ensure full accountability. There is also a "Change Queue" so as to track which passwords need to be changed and when. 1. Install Pre-requisite Update your system and install […]

February 7, 2017 | By in UBUNTU HOWTO
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How to Setup Network Monitoring with OpenNMS on Ubuntu 16.04

OpenNMS is a carrier-grade, highly integrated, open source platform designed for building network monitoring solutions. It has the capability to discover and monitor the nodes automatically in a network. Also you can monitor a service by assigning it to Open-NMS.  It can do both automated and directed discovery too. Three main functional areas of it […]

February 1, 2017 | By in OPEN SOURCE TOOLS
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How to Make Call using Opensource Voip Linphone on Ubuntu

We have had an article on installing Asterisk 13 on Ubuntu, but we did not go trough actually connecting with softphone and making the call. The article have been only about server side setup. Now we are going to build upon this article and connect Linphone to Asterisk 13. Prerequisites Two Ubuntu computers on the […]

January 31, 2017 | By in UBUNTU HOWTO
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How to Setup Teampass Password Manager on Ubuntu 16.04

Teampass is a dedicated password manager for storing/accessing passwords securely in MySQL database. It is especially designed for business and enterprise environment and provides team manager a powerful tool for customizing passwords access depending on users role. This article covers how to setup Teampass on Ubuntu 16.04 with Apache and Mysql. Requirements: Apache, MySQL, PHP 5.5.0 […]

January 30, 2017 | By in UBUNTU HOWTO
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How to Setup Foreman to Manage Puppet Nodes on Ubuntu 16.04

Hello everyone, welcome to our today's article on Foreman to manage your Puppet Nodes on Ubuntu 16. Foreman is an open source tool that helps system administrators to manage servers throughout their life cycle, from provisioning and configuration to orchestration and monitoring. You can easily automate repetitive tasks, quickly deploy applications, and proactively manage change, […]

January 26, 2017 | By in UBUNTU HOWTO
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How To Synchronize Directories using Syncthing on Ubuntu 16.04

Syncthing replaces proprietary sync and cloud services with something open, trustworthy and decentralized. Your data is your data alone and you deserve to choose where it is stored, if it is shared with some third party and how it's transmitted over the Internet. There are two methods for installing Syncthing on Ubuntu 16.04. One method […]

January 24, 2017 | By in OPEN SOURCE TOOLS
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How to Setup Mosquitto MQTT Server on Ubuntu 16.04

Mosquitto MQTT Server is a message broker which works over MQTT protocol. MQTT is lightweight messaging protocol that is ISO standard for use on top of TCP/IP protocol.  It is mostly used for communicating with Internet of Things devices. We are going to install Mosquitto on a Ubuntu 16.04 server and we are going to send […]

January 17, 2017 | By in LINUX HOWTO
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How To Record and Share Linux Terminal Activity using Asciinema

Writing is a one method to save our knowledge. Using this method, we can produce - let say - books. Along with advances in technology, we can convert paper into file. Since the speed of Internet is becoming faster, video is more preferable. For some cases, I prefer to watch video than reading. Then, now […]

January 11, 2017 | By in LINUX HOWTO
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How to Import Data from MySQL to HDFS Using Sqoop

Apache Sqoop is a tool in Hadoop ecosystem which is used to import/export data between RDBMS and HDFS. This data is in structured format and has a schema. There are multiple cases where you want to analyze some data in your RDBMS, but due to huge size of data your RDBMS is not capable enough […]

January 2, 2017 | By
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How to Create and Manage Databases in MongoDB

MongoDB is an open-source document database and leading NoSQL database. It is a cross-platform, document-oriented database that provides, high performance, high availability, and easy scalability. It is written in C++.  It works on the concept of collection and document. I'll briefly explain the three components in this aspect. The database is a physical container for collections. […]

December 16, 2016 | By in OPEN SOURCE TOOLS
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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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