Gdu – A Pretty Fast Disk Usage Analyzer for Linux
In this article, we will take a look at gdu an open-source disk usage analyzer written in go. Gdu is inspired by godu, dua, ncdu, and df. The gdu tool is created for SSD
Linux Commands
Linux Commands for Linux Beginners
Different Ways to Use Column Command in Linux
Have you ever been in a situation to work with CSV files and produce output in structured tabular format? Recently I was working with data cleansing on a file that is not in a
How to Use Heredoc in Shell Scripting
Here document (Heredoc) is an input or file stream literal that is treated as a special block of code. This block of code will be passed to a command for processing. Heredoc originates in
Different Ways to Create and Use Bash Aliases in Linux
Alias in bash can be termed simply as a command or a shortcut that will run another command/program. Alias is very helpful when our command is very long and for frequently used commands. Over
How to Convert PDF to Image in Linux Command Line
pdftoppm converts PDF document pages to image formats like PNG, and others. It is a command-line tool that can convert an entire PDF document into separate image files. With pdftoppm, you can specify the
How to Work with Date and Time in Bash Using date Command
Date command is an external bash program that allows to set or display system date and time. It also provides several formatting options. Date command is installed in all Linux distros by default. $
How to Switch (su) to Another User Account without Password
In this guide, we will show how to switch to another or a specific user account without requiring a password. For example, we have a user account called postgres (the default PostgreSQL superuser system
How to Force cp Command to Overwrite without Confirmation
The cp command (which stands for a copy) is one of the commonly used commands on Linux and other UNIX-like operating systems, for copying files and directories. In this guide, we will show how
How to Add or Remove a User from a Group in Linux
Linux is by default a multi-user system (meaning many users can connect to it simultaneously and work), thus user management is one of the fundamental tasks of a system administrator. User management includes everything
Install Linux from USB Device or Boot into Live Mode Using Unetbootin and dd Command
Installing Linux from a USB mass storage device or logging into Live Linux Environment is a cool Idea. Booting from a USB mass storage device is sometimes necessary, especially when the ROM media device