Unlike Nano, an easy-to-use terminal text editor, Vi doesn't hold your hand and provide a list of keyboard shortcuts on the screen. It's a modal text editor, and it has both an insert and command ...

In the realm of Linux command-line tools, few commands are as versatile and widely used as cat. This article dives deep into the capabilities of the Linux cat command, merging insights from multiple ...

tr is a utility that lets you replace individual characters in text. Again, this is most useful in a text stream. You can replace a specific character, such as a with c, or a range of characters.