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With proper settings, Linux users can be forced to periodically change their passwords. Here's how to view password aging settings and how to configure some of the settings.
In this Linux tip, learn how to use the pwd (present working directory) command, which can tell you where in the file system you are currently located.
The watch and tail commands can help monitor activity on Linux systems. This post looks at some helpful ways to use these commands.
In this Linux tip, learn how to use tabs for autocompletion. This practice means that you don’t have to type complete file names or even complete commands – and you’ll probably avoid some typos in the process.
In this Linux tip, learn how to use the umask command. You can use it to set the default permissions for files that you create.
The find command has a huge array of options to help you locate exactly the files you're looking for on a Linux system. This post explores a series of extremely useful commands.
The dig command is extremely versatile both for retrieving information from domain name servers and for troubleshooting.
The man pages on a Linux system can do more than provide information on particular commands. They can help discover commands you didn't realize were available.
