Man pages (short for "manual pages") are the extensive documentation that comes preinstalled with almost all substantial Unix-like operating systems. The Unix command used to display them is man. Each page is a self-contained document. This how-to is about how to convert a man page into a PS or PDF document.
https://unixsheikh.com/tutorials/how-to-convert-a-man-page-into-ps-pdf-or-dvi.html
Software projects, whether small or big, often needs to go trough periodic official releases. Often you need to release a stable branch of a project while at the same time development continues on the main branch. This small tutorial is about how this can be done using the Mercurial revision control system. https://unixsheikh.com/tutorials/mercurial-branching-main-and-stable-a-possible-workflow.html
What constitutes a strong password, let's take a look from the hackers point of view. https://unixsheikh.com/articles/passwords-from-the-hackers-point-of-view.html
Have you ever tried to unmount a partition only to get the message "device is busy"? Well, there's a reason for that and here's what you can do. https://unixsheikh.com/tutorials/umount-device-is-busy.html
