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Linux commands resources and links

Linux commands cheat sheet – nice, useful list of Linux commands and examples of how to use them.

Difference between Ubuntu apt-get autoclean, clean, autoremove commands – it is important to know the difference.

Cleaning up with apt-get – how to clean up with apt clean command

How To Upgrade Ubuntu Using Command Line?

Linux << heredoc syntax info – great link has lots of good linux information

Here is an excellent link to a shell command cheatsheet. This lists the most commonly used shell programs.

An A-Z Index of the Linux command line: bash + utilities. – about the same as the list of shell commands above.20 Shell Scripting Questions for Practice

Writing text to files from shell or shell scripts

Awesome linux software – a list/article about awesome useful linux programs
Understanding Shell Initialization Files and User Profiles in Linux

20 Shell Scripting Questions for Practiceuses opensshLinux visudo command

Linux /etc/profile file information

Understanding a little more about /etc/profile and /etc/bashrc20 Shell Scripting Questions for Practice

Why and How to Edit Your Sudoers File in Linux

LINUX DIRECTORY STRUCTURE:/ETC EXPLAINED

Tutorialspoint Linux tutorials and really good information.20 Shell Scripting Questions for Practice

How to Use Sudo and the Sudoers File – very good article

Ubuntu Environmental variables – Ubuntu Documentation link

How to prompt for input from user in a linux shell script – article 20 Shell Scripting Questions for Practicecovers two ways to prompt users for input in shell scripts.

How to prompt and read user input in a Bash shell script – A good example of a script that prompts users for input and uses it.

Bash read builtin command – this command is built into bash meaning available without installing etc.

Linux while loop explained with examples of alternate syntaxes

How to create a self signed SSL certificate 

20 Shell Scripting Questions for Practice – article showing how to prompt users for input and how to answer prompts.


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