In Bash, a hash is a data structure that can contain many sub-variables, of the same or different ... the uppercase A switch (meaning Associative Array), and can then be filled by listing all ...

Linux 101: What are environment variables? Your email has been sent Jack Wallen introduces you to Linux environment variables. What are they and how are they set and unset? How many times have you ...

There are quite a few ways to increment and decrement numeric variables in bash. This post examines the many ways you can do this. When preparing scripts that will run in bash, it’s often ...

I've recently written about using bash arrays and bash regular expressions ... The status of a command/function is stored in the bash variable "$?". It does this by momentarily changing bash's ...

--(BUSINESS WIRE)--Array Networks ... and Exposures Website, GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote ...

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 ...