Wc Command in Linux (Count Number of Lines, Words, and Characters)
On Linux and Unix-like operating systems, the wc command allows you to count the number of lines, words, characters, and bytes of each given file or standard input and print the result.
How to Read a File Line By Line in Bash
When writing Bash scripts, you will sometimes find yourself in situations where you need to read a file line by line. For example, you may have a text file containing data that should be processed by the script.
Uptime Command in Linux
The uptime command gives you information about the current time, online users, how long your system has been up and running, and the system load average.
Linux Sleep Command (Pause a Bash Script)
Sleep is a command-line utility that allows you to suspends the calling process for a specified time. In this tutorial, we will show you how to use the Linux sleep command.