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Showing posts from September, 2026

View files in Linux from old to latest aka chronological order

Viewing files in Linux terminal from old to latest, is one of the common tasks a Linux sysadmin will do. And this can be done simply with the good ls command. Plus add a few parameters to make the output more readable and friendly. ls -lhtra this command will view all the files, hidden or not hidden from old to latest Example image below, shows all files; arrange in chronological order. ls -1  the command is ls - plus the number one not the small letter "L"; this is quite useful if need to get the filenames only on a specific directory and feed to xargs command or as an input on any bash script for further processing. Example, typing ls - 1 will output only the filenames on a specific directory. That's it till next time. Enjoy Linux and keep learning. Keep praying and stay open to God's messages. Fiat Voluntas Tua | Catholic Prayers & Quotes

Viewing files with line numbers in Linux terminal

 Reading files is basic and a must when working on the terminal in Linux or command line. There are a lot of ways to do this, a simple task but quite a few ways to accomplish it. Nano, vi/vim the most common editor in Linux that is part of the package in most Linux flavors if not all. In nano editor, while the file is open pressing "alt + n", will display the line numbering on the left side of the screen. Example image: In vi or vim, opening the file and typing the command: "set nu" or "set number" will also view the lines on the left side of the screen. Example image:   Or from the command line itself using "cat -n any_file_name.txt" will also view line numbers the -n is a parameter on cat to view or include the line numbers when displaying the file. Example image: less -N, command will also produce same result. Or just use nl , "man nl" shows:  NAME        nl - number lines of files It comes pre-installed in almost any Linux flavors,...