Paste command examples in Linux/Mac OS

The Linux command paste is one of the powerful commands that can be used to “merge multiple files in to a single file” and also “collapse multiple lines in a single file to a new file”. Here are some basic examples of using the paste command. Paste command to merge multiple files into a single […]

Understanding Variables in Shell Scripting

A number of beautiful and powerful programming languages, like Python, Ruby, and Perl are available for scripting needs. Even then you may find the old school unix shell scripting very useful tool to learn and use. For sure, shell scripts looks crazy and hard to read/understand. Once you get a hang of it, you might […]

Two Most Useful Commands, If You Live On The Linux/MacOS Terminal

Do you use the linux/Mac OS X terminal a lot? If yes, you must have a few most useful commands. The commands that help you move around terminal fast and gives you the super power to look up your history real fast will be handy on every day use. Calling them as the “Most Useful […]

Tips to Get Started with Screen, the Terminal Multiplexer

The more you feel comfortable with terminal, the higher the number of terminals that will be open. For sure you will many things to keep a tab, one for your email, one for the code, one for executing the code, and so on. And one might easily get annoyed, rightly so, recreating your multiple sessions […]

How to Download a File or Directory Using wget?

If you are spending too much time on a terminal, there is a good chance that you would like to download a file or a directory from the web, but without really using a browser. You can use the command line utility “wget” to download a file or a directory right from your terminal. The […]

How to Find Big Files that Takes up Space in Your Computer?

One of the advantages in having bigger harddrives is that we hardly worry about the available space. However, there comes a time, you want to clean up files and want to free up space really quick. One way to do that is to find the biggest files and remove them if they are no longer […]