You use the chmod command to set each of these permissions. To see what permissions have been set on a file or directory, we ...

The looping options provided by bash include for loops, while loops and until loops. They can help you get a lot done without too much effort. The bash shell provides numerous ways to loop through ...

The eval command allows you to run the contents of variables as commands and can be very useful, especially in scripts. There are probably a lot of Linux users who have never encountered the eval ...