Comprehensive Guide for using tar
Introduction: The tar command, short for “tape archive,” stands as a venerable yet indispensable tool in the Unix and Linux ecosystems. Since its inception in the early days of computing,…
Comprehensive Guide to tar, gzip, zip, and unzip
In the realm of computing, file compression and archiving serve as indispensable techniques for managing and manipulating data efficiently. These tools not only help reduce file sizes but also aid…
Print Screen on Mac OS
The Mac OS keyboard does not have a print screen button. So this is how to capture your screen on Mac: Hold down Apple key ? + Shift + 3…
Setting up multiple displays on Mac OS
It is now common for users to work with multiple monitors. Laptop users, especially, prefer to work on their laptop screen and an external monitor when at they at work…
Getting Started with HomeBrew
Homebrew is a package manager for Mac OS. Installation Download and install Xcode from Mac store if you don’t already have it installed In a terminal, type the following codexcode-select…
How to modify the host file
Your host file enables your system to override the DNS setting for a domain. This change only affects your system. The syntax of a host file entry is as follows…
Mac terminal shows wrong host name
Problem Mac terminal shows the wrong hostname on prompt. Solution Find out if a hostname is already specified. To set your Hostname Exit out of your terminal and start a…
Installing VirtualBox
A virtual machine is a a software that allows users to install multiple operating systems within an operating system. For example, if you are running Mac OS, you can install…
How to make scroll bar show in Mac
By default, Mac scroll bars show only after keyboard or trackpad movements. This can be very annoying because often the scroll bar disappears before you can get to it. The…