10-Useful Linux commands | date | cal | wc | less | more demo

Описание: Some other useful Linux commands. Most useful commands such as date, cal, wc, less, more etc in Linux. How to declare and view variables in Linux.

How to view and change system date.

How to count number of lines, words and characters in file.

How to view current month calendar. How to view calendar of particular year.

How to view the calendar page by page. there are 2 ways to do this.

How to use more and less commands for viewing the output page by page.

What is the difference between more and less. Which one is more powerful.

How to create and view variables.

date: This command is used to display or set the current system date and time. To display the current date and time, simply type date in the terminal and press Enter. You can also use various options to format the output, such as date +%Y-%m-%d to display the date in a YYYY-MM-DD format.

cal: This command is used to display a calendar for a specific month or year. To display the calendar for the current month, simply type cal in the terminal and press Enter. You can also use the -m option to display the calendar for a specific month, or the -y option to display the calendar for a specific year.

wc: This command is used to count the number of lines, words, and characters in a file or a stream of text. To count the number of lines, words, and characters in a file called myfile.txt, for example, type wc myfile.txt in the terminal and press Enter.

less: This command is used to view the contents of a file one page at a time. To view the contents of a file called myfile.txt, for example, type less myfile.txt in the terminal and press Enter. You can use various options to navigate through the file, such as the arrow keys to move up and down, or the q key to quit.

more: This command is similar to less, but it displays the contents of a file one page at a time and pauses after each page. To view the contents of a file called myfile.txt using more, for example, type more myfile.txt in the terminal and press Enter. You can use various options to navigate through the file, such as the spacebar to move forward, or the q key to quit.

These are just a few examples of the many commands available in Linux. Learning these basic commands can help you navigate and manage files and directories more efficiently in a Linux environment.

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