Operating Systems

Using bash’s shopt builtin to manage Linux shell behavior

The shopt builtin offers 53 settings that can alter how bash behaves. Read this post and then refer to bash's man page to follow up on how these settings might work for you.

Using the Linux stat command to create flexible file listings

Enhancing the Linux command line with aliases

Using bash aliases in Linux can save time and having to remember complex commands - and it can be fun, too.

11 ways to list and sort files on Linux

Linux commands can provide details on files and show options for customizing file listings, but can also reach as deeply into a file system as you care to look.

Managing process accounting on Linux

Process accounting can provide a lot of details that can help monitor user and system activity on Linux.

Word game: Finding anadromes with Linux

Using Linux commands to find words that, when reversed, turn into other words turned out to be an enjoyable mental challenge. How many can you find?

8 free Wi-Fi stumbling and surveying tools for Windows and Mac

Measuring signal strength, channels, MAC addresses and security status of Wi-Fi networks is essential to monitoring Wi-Fi networks, and here are free tools – some for Windows, some for Macs – that can do just that.

Merging and sorting files on Linux