Advice for everyday Unix systems administration and some clever ways to approach more challenging problems.
Aliases provide an easy way to reuse complicated or often-used commands.
Leap years are not quite as regular as we might have believed. A fairly simple Linux script can tell you whether a year will be a leap year or not.
Requiring password changes is a common security practice, and Linux systems admins can use the chage command to view and change password expiration information.
While the desktop is not Linux's claim to fame, Linux still offers a huge number of distributions that can make your desktop computer work just like you'd want.
Open source code makes a lot of difference when it comes to how you can tailor an OS, adjust it to meet your needs, and fit it to the required tasks – whether large or huge.
You can use the stat command to view dates and times associated with Linux files, and the date command can do some handy conversions if you’d like to display the current time in the epoch format.
Configuring and managing Linux accounts is fairly easy once you get used to a handful of commands.
Red Hat executive Francis Chow outlines the company's strategy for using Red Hat Linux for flexible manufacturing.
Installing and updating the OS, managing user accounts, and looking after security are just a few of the primary responsibilities of a Linux systems administrator.
With the right command, you can do anything from simple math to fairly complex calculations on Linux.
Linux tricks can help you get work done faster, especially when they're easy. Here are some ways to find files, reuse prior commands, stop processes and more.
The Linux df command provides a lot of useful information on file system usage.
Knowing how to work with and display exit codes on the Linux command line or in scripts can help make errors more obvious.
Stability, performance and adaptability are key attributes of Linux, which dominates cloud computing and supercomputing and is fundamental to IoT and containers.
When writing scripts, it’s important to know how to test and validate variables.
Case statements allow your scripts to react differently depending on what values are being examined.
Once a script is prepared and tested, you can get a significant task completed simply by typing the script's name followed by any required arguments.
Linux tricks can make even the more complicated Linux commands easier, more fun and more rewarding.
Pipes, aliases and scripts make Linux so much easier to use.
Our Linux cheat sheet includes some of the most commonly used commands along with brief explanations and examples of what the commands can do.
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