Sometimes system administrators or frequent users on Ubuntu do not want to enter a password when they run some specific commands using sudo command.In this article you will learn how to use sudo on commands without (more…)
The ‘useradd’ command in linux is a popular tool used to create or add user accounts.Much like the command ‘usermod’, the ‘useradd’ command affects many files when it is invoked to create a new user (more…)
The usermod command modifies or alters any attributes of a previously created user account via command line.In some situations, an administrator would need to change the existing attributes of an already created (more…)
Updated on 7/1/2023 -Services, also known as daemons, are scripts and programs that run in the background and provide various functionalities, such as MySQL, or web server services (like Tomcat). As the number of services increases over (more…)
Updated on 4/1/2023 – You may have noticed as a Linux user (here we will focus on Ubuntu, but this applies to major distros), that your system has rather been slow or sluggish over time despite the powerful hardware of your computer. (more…)
One of the most commonly used commands to compress and extract files is ‘tar’. The tar tool, which stands for ‘tape archive’, is one of the most important utilities for system administrators in the Unix/Linux world. The (more…)
The gzip utility in Linux is a common tool that is used to compress files or in other words, to reduce their size. The original file, when compressed by gzip will have the extension .gz by default. The file name however, when it (more…)
In this article you will learn how to use the grep command on Linux along with simple examples to help you find a string or pattern within a given file. (more…)
APT is one of the most frequently used commands in Ubuntu ( and Debian family hereafter ) . APT stands for Advanced Package Tool and is used as a package management (i.e. updating, adding or removing) (more…)
In this article I’ll show you how to restore your bootloader, your grub loader that allows you to switch between Windows and Ubuntu – now the bootloader or the grub loader can disappear for a number of reasons. If you (more…)
