How to colorizing cat command output or files using ccat app on Linux or Unix system

last updated in Categories Command Line Hacks, Howto

The cat command (short for concatenate) is one of the most frequently used flexible commands on Linux, Apple MacOS X, *BSD (FreeBSD / OpenBSD / NetBSD), Unix-like operating systems. It is useful to display text files on screen, copy text files, combine text files, create new text files and more. If you cat command with colours, try ccat app.

neofetch – Awesome system info bash script for Linux, MacOS, Unix

last updated in Categories Command Line Hacks, Howto

The neofetch command like utility written in a bash shell. The main purpose of neofetch is to be used in screenshots to display other users what operating system or Linux distro you are using including theme, icons, hardware config and more. This command shows info about your system next to an image, your operating system logo and other info. Neofetch version 5.0.0 has been released. Let us see how to install the latest version of neofetch on a Linux or Unix-like system to get system info.

How to use parallel ssh (PSSH) for executing ssh in parallel on a number of Linux/Unix/BSD servers

last updated in Categories Cloud Computing, Command Line Hacks, Howto

Recently I come across a nice little nifty tool called pssh to run a single command on multiple Linux / UNIX / BSD servers. You can easily increase your productivy with this SSH tool.

More about pssh

pssh is a command line tool for executing ssh in parallel on some hosts. It provides specialties includes:

  1. Sending input to all of the processes
  2. Inputting a password to ssh
  3. Saving output to files
  4. IT/sysadmin taks automation such as patching servers
  5. Timing out and more

Let us see how to install and use pssh on Linux and Unix-like system.

pssh-welcome