We can usefindwithxargsto some action performed on the files that are found. This is a long-winded way to go about it, but we could feed the files found byfindintoxargs, which then pipes them intotartocreate an archive fileof those files. We'll run this command in a directory that ...
How to Use awk Command awk is a command-line tool that can be used in a variety of ways. It can be invoked directly from the command line, or it can be used in conjunction with a shell script. Here are some examples of how to use awk: Example 1: Counting the Number of Lines in...
Example 1: Using the “read” Command in a Bash Script To examine the “read” command more in-depth, we will create a simple script that will ask for the user’s name. First, open any text editor; for this tutorial, I am using the Vim text editor due to its many useful features....
The Bash shell contains several useful built-in commands to manipulate the environment of a currently running shell session. The built-in set command provides the ability to view and change shell environment variables and options. This tutorial discusses the range of uses for the set command and ...
I have found that the easiest way to get your feet wet with thegrep commandis to just dive right in and use some real-world examples. 1. Search and Find Files in Linux Let’s say that you have just installed a fresh copy of the new Ubuntu on your machine and that you are going ...
Conclusion After reading this tutorial, you should know how to use the Bashletcommand to evaluate arithmetic expressions in the Bash shell. Next, learn more about essentialBash commandsand their use cases, or find out how towrite Bash scripts....
Bash scripts take in command-line arguments as inputs bothsequentiallyand also, parsed asoptions. The command-line utilities use these arguments to conditionally trigger functions in a Bash script or selectively choose between environments to execute the script. In Bash, these are configured in diffe...
In a former article I've wrote about the command locate, an useful command to find quickly a file in your computer. An alternative to locate is the command find : GNU find searches the directory tree rooted at each given file name by evaluating the given
You can use the GCC tool to compile programs written in languages such as C. If you get thebash: gcc: command not founderror when using this command, the GCC tool is not installed correctly. The rest of the article will explain how to download the GCC tool. ...
Use the-poption in Bash scripts to work with prompt creation. Hide User Input Thereadcommand offers the-stag to hide sensitive information input. A common use case is to combine-swith the-ptag to create a password prompt. For example: ...