Linux offers more than one way to find what you're looking for, including commands like locate, find, and whereis. Knowing when and which command to use can save you time and frustration.

Need help accessing your files without a web browser? Linux has a few solutions you can access right from the command line.

1. dmesg Back when I first started using Linux, dmesg was my best friend. Essentially, dmesg is used to examine all messages that are created after the bootloader phase of the kernel.

The Linux comm command makes it easy to compare a couple text files and determine if they both contain the same lines -- whether the file contents are sorted or not.