Fortunately, Linux makes working with hidden files very easy, whether in a GUI file manager or the command line. Also: The first 5 Linux commands every new user should learn Let me show you how.

Linux provides several commands for comparing text files. If you run a command such as diff file1 file2 you’ll see the lines that are only in the first file preceded by < signs and those that ...

If you want to list files by owner (e.g., in a shared directory), you can pass the output of the ls command to sort and pick out the owner column by adding -k3 to sort on the third field.