Install Flameshot Screenshot Tool in Ubuntu 22.04

Ubuntu Screenshot Tool

Flameshot is an open-source screenshot and annotation tool designed for Linux, macOS, and Windows systems. The best thing about this screenshot tool is that it operates with both the graphical user interface as well as the command-line interface. It is a very easy-to-use screenshot tool that provides users with a high level of flexibility and … Read more

How to Install ProFTPD on Ubuntu 22.04

Ubuntu 22.04 ProFTPD

The File Transfer Protocol (FTP) is still a widely used technology to move files over a computer network. It is famous for being lightweight, and easy to set up and use. FTP has a bad reputation as an insecure protocol because it transmits passwords and data in plain text. However, modern FTP servers like ProFTPD … Read more

How to Show or Hide Line Numbers in Vim

Line numbers in Vim explained

Vim is a powerful and highly configurable command line editor that comes installed with most Linux operating systems. It offers many useful features for editing and configuration of files. However, some of its useful features are disabled by default. One of them is line numbering. With Vim line numbering features, you can display line numbering … Read more

Nginx Performance Tuning

Nginx performance tuning

Nginx is a free open-source web server with high performance and low weight, used as a load balancer, reverse proxy, HTTP cache and mail proxy. Although Nginx is quite new compared to other web servers, its popularity is increasing due to its high performance. With the default configuration of Nginx, you may get fast performance, … Read more

How to Restart Network on Ubuntu 22.04

Ubuntu Network Restart

Whenever a problem occurs with the system, the main solution is to perform a restart or reboot the system. Similarly, if a problem occurs with the network, then its easy treatment is to restart the network. There are many scenarios where you may need to restart the network on Ubuntu like settings of the network … Read more

8 Ways to Generate a Random Password on Linux Shell

Linux random password generator

A strong password is very important when you authenticate to a service with a username and password. Sometimes you need to protect your account or server and try to keep your data safe. It is often said that a strong password must have at least 14 characters, with variations such as lower and upper case … Read more

How to Change sudo Password in Ubuntu 22.04

Change sudo password in Ubuntu

If you are a new Ubuntu admin user, you may want to know how to change the password in Ubuntu Linux Server from the bash shell or command line. After all, it is a good security practice to change passwords for every user, especially the SuperUser who can perform all sensitive operations in Ubuntu. Only … Read more

How to use the Linux mtr (My Traceroute) command

Linux MTR Command

What is the mtr command? Mtr (my traceroute) is a command-line network diagnostic tool that provides the functions of the ping and traceroute commands. It is a simple and cross-platform tool that outputs information about the entire route that network packets take from the host system to the specified destination system. The mtr command is … Read more