LINUX HOWTO

You can find some interesting articles & guides on Linux based softwares here.

Top 48 Linux Interview Questions & Answers

Are you preparing for a Linux interview? We have prepared some of the commonly asked Linux interview questions and their answers. If you are a beginner (with some knowledge of Linux or having certification) or with professional Linux administration experience, [...]

Bobbin Zachariah 3:50 am

How to Mount a Drive in Linux

Mount is a command used in Linux to attached filesystems and drives and umount command is used to detach (unmount) any attached file systems or devices. In this tutorial, we will learn how to mount (attach) a drive in Linux [...]

Slavisa Milojkovic 11:46 am

How to Delete a Directory in Linux

Earlier in one of the tutorials, we have explained how to create directory in Linux. Now let's check how to delete a directory in Linux which is either empty or having subdirectories with files. This is especially when you need [...]

Winnie Ondara 2:58 am

How to Get Current Date and Time in Python

In this tutorial, you will learn the DateTime module supplies classes for manipulating dates and times in both simple and complex ways in Python 3.x. The datetime module contains datetime class, to get current date and time you will use [...]

Ahmed Abdalhamid 12:30 am

How to Install Fonts on Ubuntu

In Ubuntu, you already have many fonts installed by default, but there might be a time you would want to install some additional fonts. Or maybe you want to install Microsoft fonts and Google web fonts for off-line use or [...]

Slavisa Milojkovic 6:20 pm

MBR vs GPT - Things to Know When Partitioning (Screenshots)

MBR vs GPT

With the evolution of technology, it exists now many ways to store and organize data. This brings along new devices with a large amount of storage capacity. To manipulate such a large amount of capacity, you will need to use [...]

Alain Francois 10:55 am

How to Stop and Disable Firewall on CentOS 8

stop disable firewall centos 8

A firewall is a security feature that filters incoming and outgoing traffic and keeps at bay potentially malicious applications. Additionally, a firewall gives the systems administrator the authority to determine which services and ports to allow and which ones to [...]

Jamie Arthur 12:22 pm

Set and List Environment Variables in Linux

In Linux based systems you can set dynamic named values as environment variables. Those values are stored within the system and are used by command line applications. To put it simply, an environment variable is a variable with a name [...]

Slavisa Milojkovic 2:20 am

How to Install Docker on CentOS 8

CentOS 8 comes with its own tools, buildah and podman, which are compatible with existing docker images and work without relying on a daemon, allowing the creation of containers as normal users, without the need of special permissions. These tools [...]

Slavisa Milojkovic 4:29 am

How to Disable SELinux on CentOS 8

SELinux, also known as Security-Enhanced Linux, is a security feature embedded in the Linux kernel. SELinux leverages Mandatory Access controls (MAC) to confine users to certain rules and policies and prevents them from performing unauthorized tasks on the Linux system [...]

Winnie Ondara 8:22 am

How to Install and Use Grub Customizer on Ubuntu

Grub customizer is a handy graphical tool that you can use to change the default settings in the grub bootloader. The tool allows you to add, or rearrange entries in the boot menu. Additionally, You can modify kernel parameters, change [...]

Jamie Arthur 7:50 am

How to Install Pip on CentOS 8

In this tutorial, we will install Python pip on CentOS 8 using the yum package manager and cover the basics of how to install and manage Python packages with pip. In the CentOS 8 repository AppStream, there are both pip [...]

Slavisa Milojkovic 2:17 am

How to Check Open Ports in Linux

During the troubleshooting of services running on a Linux system, checking open ports is one of the tasks any user or administrator should consider performing. If a service is expected to be running but for some reason it's not, then [...]

Winnie Ondara 11:35 am

How to Append to End of a File in Linux

In this tutorial, we learn different ways to append text to the end of a file in Linux. You can achieve this using several methods in Linux, but the simplest one is to redirect the command output to the desired [...]

Slavisa Milojkovic 8:50 am