Linux Commands – A Practical Reference

This is a collection of Linux commands that you can use as a practical reference. Linux contain lots of useful command line tools. Mastering these tools will help you use Linux more efficiently and do your job better. So without further ado, here is a collection of Linux commands suitable for common operations in Linux.

Linux Commands

• bcrypt – A Linux command line tool to encrypt your files using Blowfish encryption.
• chroot – Run a command or interactive shell with a different root directory.
• chvt – Switch between virtual terminals.
• convert – Stitch photos together using ImageMagick
• cron – A job scheduler for Linux.
• curl – Split a file and download simultaneously from multiple locations.
• dpigs – Shows which installed packages occupy most space.
• find – How to find large files in Linux.
• git – A primer on how to use git for version control.
• id – Print user identity in Linux.
• imgopt – A bash script to optimize PNG and JPEG images.
• kill – Terminate a misbehaving process in Linux.
• killall – Kill hung applications or processes by name.
• locate – Search cached index for names.
• lshw – List hardware information in Linux
• man – Print a man page from the command line.
• maximus – Open windows maximized by default. Useful in netbooks.
• md5sum – Determine the integrity of a package.
• mogrify – Resize images, photos, pictures from command line. ImageMagick tool.
• mount – How to mount an ISO CD/DVD image in Linux.
• netstat – A command to find listening / open ports in Linux.
• offlineimap – A tool to backup, synchronize, and read your email while offline.
• optipng – Advanced PNG image optimizer.
• pandoc – Convert documents from text, HTML, RTF, S5, Markdown to other formats.
• pngcrush – Image optimizer for PNG graphics.
• powertop – Analyse power consumption on Intel based laptops.
• pwd – Print the current working directory.
• runlevel – Determine the current runlevel in Linux
• scrot – Take screenshots ( Screen captures ) in Linux
• tar – Tape ARchive.
• txt2tags – Convert text documents to a variety of file formats like PDF, HTML, LaTeX and so on.
• webpconv – A tool to convert JPEG and PNG images to WebP format.
• wget -Linux command to download entire websites.
• wkhtmltopdf – Convert a webpage to PDF.

Perl

• Find and replace text across multiple files

I hope you find these Linux commands useful in your daily use of Linux.