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How to Change MySQL User Password

In this tutorial we will show you how to change MySQL user password. The instructions should work with any modern Linux distribution such as Ubuntu 18.04...

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Bash Functions

A Bash function is a reusable block of commands that can be called multiple times within a script. Functions help you make your bash scripts more...

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Linux Tee Command with Examples

The tee command reads from standard input and writes to both standard output and one or more files at the same time. Tee is most commonly...

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Find Large Files in Linux

This tutorial explains how to find the largest files and directories in Linux systems using find and du commands.

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Using the SSH Config File

OpenSSH allows you to set up a per-user configuration file where you can store different SSH options for each remote machine you connect to. This article...

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How to Install Atom Text Editor on CentOS 7

Atom is an open-source cross-platform code editor developed by GitHub. It has a built-in package manager, embedded Git control, smart autocompletion, syntax highlighting and multiple panes.

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Linux File Command

The Linux file command displays the type of a file. It’s helpful when you have to find out the type of file you’ve never seen before...

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How to Create Bash Aliases

Bash aliases are essentially shortcuts that can save you from having to remember long commands and eliminate a great deal of typing when you are working...

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How to Install Kodi on Ubuntu 18.04

Kodi (formerly XBMC) is a free and open-source cross-platform media player and entertainment hub. In this tutorial, we’ll walk you through how to install Kodi on...

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Scheduling Cron Jobs with Crontab

Cron is a scheduling daemon that executes tasks at specified intervals. These tasks are called cron jobs. Crontab (cron table) is a text file that specifies...

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Linux Time Command

The time command is used to determine how long a given command takes to run. It is useful for testing the performance of your scripts and...

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How to Install Magento 2 on Ubuntu 18.04

Magento is leading enterprise-class e-commerce platform built on open-source technology combining powerful features with flexibility and user friendly interface. In this tutorial we will show you...

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How to Install Anaconda on CentOS 7

Anaconda is the most popular python data science and machine learning platform, used for large-scale data processing, predictive analytics, and scientific computing. This tutorial will guide...

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How to Install Webmin on CentOS 7

Webmin is an open-source web control panel for system administration for Linux/UNIX. This tutorial describes how to install Webmin on a CentOS 7 server.

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How to Install TeamViewer on Ubuntu 18.04

TeamViewer is a cross-platform solution that can be used for remote control, desktop sharing and file transfer between computers. This tutorial explains how to install TeamViewer...

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How to Install Gradle on CentOS 7

Gradle is an open-source build automation system used primarily for Java projects. This tutorial outlines the steps necessary to install the latest version of Gradle on...

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How to Install Django on Debian 9 Linux

Django is the most popular Python web framework designed to help developers build secure, scalable and maintainable web applications. Django can be installed system-wide or in...

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Bash while Loop

Loops are one of the fundamental concepts of programming languages. This tutorial covers the basics of while loops in Bash.

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How to Install Webmin on Ubuntu 18.04

Webmin is an open-source web control panel for system administration for Linux/UNIX. Webmin allows you to manage users, groups, disk quotas as well as configure most...

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How to Install Flask on Ubuntu 18.04

Flask is a free and open-source micro web framework for Python designed to help developers build secure, scalable and maintainable web applications. Flask is based on...

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How to Install Tomcat 9 on CentOS 7

This tutorial covers the steps required to install Tomcat 9 on CentOS 7. Tomcat is an open-source implementation of the Java Servlet, JavaServer Pages, Java Expression...

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Linux Tail Command

The tail command displays the last part of one or more files or piped data. It can be also used to monitor the file changes in...

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Bash For Loop: Syntax and Examples

This guide focuses on the for loop in Bash, including its syntax variations, nesting, flow-control statements like break and continue, and practical examples.

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Linux Touch Command

The touch command allows us to update the timestamps on existing files and directories as well as creating new, empty files. In this guide, we will...

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How to Install Vagrant on CentOS 7

Vagrant is an open-source command line-tool for building and managing virtual machine environments. In this tutorial we will walk you through installing Vagrant on CentOS 7...

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How to Install Django on CentOS 7

Django is a free and open-source high-level Python web framework designed to help developers build secure, scalable and maintainable web applications. In this tutorial, we will...

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Install Odoo 12 on CentOS 7

Odoo is the most popular all-in-one business software in the world. In this tutorial, we’ll show you how to install Odoo 12 from source inside a...

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How to Install VirtualBox on CentOS 7

VirtualBox is an open-source cross-platform virtualization software which allows you to run multiple guest operating systems (virtual machines) simultaneously. In this tutorial we will show you...

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How to Install Yarn on Debian 9

Yarn is a JavaScript package manager compatible with npm. In this tutorial we will guide you on how to install Yarn on a Debian 9 system...

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Grep Command in Linux

Grep is a command-line utility that searches for a specific text string in one or more files. It looks for the pattern in each line of...

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How to Install Django on Ubuntu 18.04

Django is a free and open-source high-level Python web framework designed to help developers build secure, scalable and maintainable web applications. This tutorial provide a step...

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Flow-based Deep Generative Models

So far, I’ve written about two types of generative models, GAN and VAE. Neither of them explicitly learns the probability density function of real data, $p(mathbf{x})$...

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Dig Command in Linux (DNS Lookup)

Dig is a powerful command-line tool for querying DNS name servers. With dig you can query information about various DNS records including host addresses, mail exchanges,...

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Cat Command in Linux

Cat is most commonly used to display the contents of one or multiple text files, combine files by appending one file’s contents to the end of...

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How to deploy Odoo 12 on Ubuntu 18.04

This tutorial covers the steps required for installing and configuring Odoo 12 for production using Git source and Python virtual environment on an Ubuntu 18.04 system.

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How to Install Jenkins on Debian 9

Jenkins is an open-source automation server that offers an easy way to set up a continuous integration and continuous delivery (CI/CD) pipeline. In this tutorial, we...

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How to Install Iptables on CentOS 7

Starting with CentOS 7, FirewallD replaces iptables as the default firewall management tool. This tutorial will show you how to disable the FirewallD service and install...

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How to Install R on Debian 9

This tutorial will walk you through how to install R on an Debian 9 system. R is a fast growing open-source programming language and environment that...

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How to Install Ruby on Debian 9

Ruby is one of the most popular languages today. It has an elegant syntax and it is the language behind the powerful Ruby on Rails framework....

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How to Install Jenkins on CentOS 7

This tutorial, will walk you through the steps of installing Jenkins on a CentOS 7 system using the official Jenkins repository. Jenkins is an open-source, Java-based...

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How to Install Asterisk on Debian 9

Asterisk is the most popular and widely adopted open-source framework for building communications applications. In this tutorial we will show you how to install Asterisk 15...

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Getting started with Tmux

Tmux is a terminal multiplexer an alternative to GNU Screen. In other words, it means that you can start a Tmux session and then open multiple...

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How to Install R on CentOS 7

R is a fast growing open-source programming language and free environment that specializes in statistical computing and graphics representation. This tutorial will teach you how to...

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How to Install MariaDB on Debian 9

With the release of Debian 9, MySQL was replaced with MariaDB as the default database system. In this tutorial we will show you two different methods...

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How to Enable SSH on Ubuntu 18.04

In this tutorial, we’ll show you how to enable SSH on an Ubuntu Desktop machine. Enabling SSH will allow you to remotely connect to your Ubuntu...

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How to Install PostgreSQL on Debian 9

PostgreSQL, often known simply as Postgres, is an open-source general-purpose object-relational database management system. In this tutorial we will show you how to install PostgreSQL on...

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How to Unzip Files in Linux

Unzip is a command line tool that allows you to list, test, and extract compressed zip archives. In this article, we will explain how to use...

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How to Kill a Process in Linux

Killing unresponsive apps in Linux with the kill, killall, and pkill commands is easy. You only need to know the process name or PID.

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How to Install Nginx on Debian 9

Nginx is an open-source, high-performance HTTP and reverse proxy server that powers some of the largest sites on the Internet. This tutorial will outline the steps...

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How to Add User to Group in Linux

Linux groups are organization units which are used to organize and administer user accounts in Linux. The main purpose of groups is to define a set...

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How to Install R on Ubuntu 18.04

R is a fast growing open-source programming language and free environment that specializes in statistical computing and graphics representation. This tutorial will guide you through the...

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How to Disable SELinux on CentOS 7

SELinux is a Linux kernel security module that allows administrators and users more control over access controls. In this tutorial we will show you how to...

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How to Install Asterisk on CentOS 7

This tutorial will guide you through the steps required to install Asterisk 15 on CentOS 7. Asterisk is the most popular and widely adopted open-source PBX...

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How to Install MongoDB on Ubuntu 18.04

MongoDB is a free and open-source document database. In this tutorial, we will cover the process of installing and configuring the latest version of MongoDB Community...

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From Autoencoder to Beta-VAE

[Updated on 2019-07-18: add a section on VQ-VAE & VQ-VAE-2.] [Updated on 2019-07-26: add a section on TD-VAE.] Autocoder is invented to reconstruct high-dimensional data using...

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How to Install Anaconda on Ubuntu 18.04

Anaconda is the most popular python data science and machine learning platform, used for large-scale data processing, predictive analytics, and scientific computing. This tutorial will guide...

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How to Install Git on Debian 9

This tutorial will show you how to install and configure Git on Debian 9. Git is the world’s most popular distributed version control system used by...

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How to Install Ruby on CentOS 7

In this tutorial we will show you three different ways to install Ruby on CentOS. Each has their own benefits, you can choose one of the...

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How to Install MongoDB on CentOS 7

In this tutorial we will show you how to install and configure MongoDB Community Edition on a CentOS 7 server from the official MongoDB repositories.

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How to Install MariaDB on Ubuntu 18.04

MariaDB is an open-source, multi-threaded relational database management system, backward compatible replacement for MySQL. In this tutorial we will show you two different methods on how...

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How to Install PostgreSQL on CentOS 7

PostgreSQL or Postgres is an open-source general-purpose object-relational database management system. In this tutorial we will show you two different methods on how to install PostgreSQL...

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How to deploy Mattermost on Ubuntu 18.04

Mattermost brings all your team communication into one place and provides various features including file sharing, one-on-one and group messaging, custom emojis, video calls and more.

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How to Install Asterisk on Ubuntu 18.04

Asterisk is the most popular and widely adopted open-source PBX platform that powers IP PBX systems, conference servers and VoIP gateways. This tutorial will guide you...

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Curl Command in Linux with Examples

Curl is a command-line utility for transferring data from or to a server designed to work without user interaction. In this tutorial, we will show you...

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How to Install Git on CentOS 7

Git is the most popular version control system that’s being used by hundreds of thousands of projects. This tutorial will walk you through the installation and...

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How to Install PostgreSQL on Ubuntu 18.04

PostgreSQL or Postgres is an open-source general-purpose object-relational database management system. In this tutorial we will show you how to install PostgreSQL on Ubuntu 18.04 and...

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How to Install OpenCV on Ubuntu 18.04

This tutorial explains how to install OpenCV on Ubuntu 18.04. OpenCV (Open Source Computer Vision Library) is an open-source computer vision library and has bindings for...

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