While other scripting languages have gained popularity, Perl remains a popular choice due to its robust text processing capabilities. It's easy to create "one-liners," or very short scripts, that can ...

Operating massive reverse proxy fleets reveals hard lessons: optimizations that work on smaller systems fail at scale; mundane oversights like missing commas cause major outages; and abstractions ...

Gerp is a command-line text search utility inspired by Unix grep. It recursively scans directories and performs both case-sensitive and case-insensitive word searches. The system indexes data using a ...

When an application doesn't respond, it's usually accompanied by it gobbling up system resources. Should that application consume all your remaining CPU or RAM, your system could become unresponsive, ...

Linux offers many classic commands, but some are already outdated, insecure, or are now inefficient. We show you which ...

If you’ve ever combed boxes of old tech detritus in search of a nugget of pure gold, we know you’ll appreciate the excitement ...

Once you’ve gained a solid understanding of Linux and mastered the various commands available, your next big win comes in the form of shell functions. Code wrapped in a function can be reused by your ...

For all those users, who need to download large sample files for testing purposes from time to time, this native feature of Windows 11/10 is surely very useful. Instead of searching the internet to ...

Delete Backs up to erase one character. Backspace Mapped as a backspace key, displaying ^H. Ctrl-u Erases the command line. Ctrl-w Erases the last word on the command line. Ctrl-s Stops flow of output ...