SysAdmin

Find out how to quickly create different kinds of keyspaces by following the examples in this tutorial. Once you create a keyspace, you can follow the instructions to learn how to alter or delete Cassandra keyspaces.

The cat command, short for concatenate, is used to display the contents of one or more files, without having to open the file for editing. Learn how to use the cat command by following this article.

The shutdown command is used to shut down the system immediately, schedule a shutdown, inform users of such processes, or even cancel it. LEarning how to use the shutdown command is important for any Linux user.

The DROP statement is a simple method to remove entire tables from your databases. It provides several versatile options that allow you to automate specific tasks. This tutorial also shows how to create a custom piece of code to remove tables based…

The article explains how to import a CSV file into a MySQL database using the command line or phpMyAdmin. Also, find out how to exclude the header row from the CSV and speed up the importation process.

Since Linux introduced the apt command line tool with the Ubuntu 16.04 release, many users wondered what the difference between apt and apt-get is. Learn why the apt command was created, when to use it and how it differs from the apt-get command.

This tutorial shows you how to install, configure, and perform basic commands in Apache Hive. Improve your Hadoop cluster by allowing it to communicate with relational databases conveniently.

This tutorial lists the steps that will help you fix the E: Could not get lock /var/lib/dpkg/lock error you may get on Ubuntu while trying to install an application. In some cases waiting helps, but in other, you may have to try one of the methods…

Vim text editor is one of the most widely used text editor. For that reason, you should learn some of the basic commands used in Vim. This article shows you how to exit a file, using a Vim command or shortcut key.

Linux stores visible and hidden files in its directories. You can display these hidden files using simple commands or the graphical user interface. Apart from showing these hidden files, this guide show you how to hide files and directories, as well…