Bash see if an input number is an integer or not
While working on the bash shell script wrapper, I needed to ensure that I only passed an integer in the Bash script under Linux and Unix-like systems. Here is how …
Install FreeBSD 13.2
FreeBSD 13.2 has been released a few days. FreeBSD 13.2 edition is shipped with so many updates and features. This step by step guide explains how to download the latest …
How To Upgrade To FreeBSD 13.2 From FreeBSD 13.1
FreeBSD 13.2 version has been released. If you’re running older FreeBSD versions like FreeBSD 13.1, you can upgrade FreeBSD to the latest available version. This guide explains how to upgrade …
How To Self-host Your Own Internet Archive With ArchiveBox In Linux
This tutorial explains what is ArchiveBox and how to install ArchiveBox in Linux, and finally how to self-host your own personal Internet Archive with ArchiveBox. Disclaimer: All the information given …
How To Install Netdata Performance Monitoring Tool In Linux
This guide explains what is Netdata, how to install Netdata in Linux and how to analyze and monitor a Linux system performance and resource usage with Netdata. 1. What is …
How To Securely Transfer Files With SCP In Linux
File transfer over a network can be done in various ways and using different protocols. The most commonly used protocols for copying files remotely are Rsync, SCP and SFTP. In …
How To Monitor File Changes Using fswatch In Linux
Fswatch is a free, open source multi-platform file change monitor utility that notifies us when the contents of the specified files or directories are modified or changed. Using fswatch, we …
How to tell ssh client to ignore ssh config file
I have a tutorial that explains the basics of the SSH client configuration file and some of the most common configuration options for Linux and Unix developers or sysadmin. In …
How To Use sshpass For Non-interactive SSH login In Scripts In Linux And FreeBSD
In this guide, we will learn what is sshpass utility, how to install sshpass in Linux and FreeBSD systems, and how to use sshpass for non-interactive SSH login in shell …
How To Find Default Gateway IP Address In Linux And Unix From Commandline
A gateway is a node or a router that allows two or more hosts with different IP addresses to communicate with each other when connected to the same router. Without …