15 Practical examples of echo command

15 Practical examples of echo command

If you are writing a bash script, you know echo command very well. It is use to display text lines on an output screen or a file. The echo command is the most common command used by all Linux users, and it is built-in Linux command. echo command syntax: echo...
25 Practical examples of iptables command

25 Practical examples of iptables command

As a Linux administrator, managing network traffic on Linux box is a primary task forever administrator/engineer. We always use a firewall to managing network traffic and control incoming and outgoing traffic, so here we learn iptables the command line table based...
How to Install OpenCV on CentOS 8 Linux

How to Install OpenCV on CentOS 8 Linux

OpenCV (Open Source Computer Vision Library) is an open-source computer vision and machine learning software library. OpenCV was built to provide a common infrastructure for computer vision applications and to accelerate the use of machine perception in commercial...