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EnglishFrontPage - Greg's Wiki. 8 Useful and Interesting Bash Prompts. Many people don’t think of their command prompt as a particularly useful thing, or even pay it much attention.

8 Useful and Interesting Bash Prompts

To me, this is a bit of a shame, as a useful prompt can change the way you use the command line. Well I’ve scoured the Interwebs looking for the best, most useful, or sometimes most amusing bash prompts. Here, in no particular order, are the ones I’d be most likely to use on my computers. A Beginner's Guide to Grep: Basics and Regular Expressions. Grep is one among the system administrator’s “Swiss Army knife” set of tools, and is extremely useful to search for strings and patterns in a group of files, or even sub-folders.

A Beginner's Guide to Grep: Basics and Regular Expressions

This article introduces the basics of Grep, provides examples of advanced use and links you to further reading. Grep (an acronym for “Global Regular Expression Print”) is installed by default on almost every distribution of Linux, BSD and UNIX, and is even available for Windows. Ttyrec: a tty recorder. What's ttyrec?

ttyrec: a tty recorder

Ttyrec is a tty recorder. Recorded data can be played back with the included ttyplay command. ttyrec is just a derivative of script command for recording timing information with microsecond accuracy as well. It can record emacs -nw, vi, lynx, or any programs running on tty. What's New. 30 Fantastic Geeky Tricks to Get The Most From Your Mac. If you’re one of those Mac users that loves to dig in and play with hidden features and settings, this post is for you.

30 Fantastic Geeky Tricks to Get The Most From Your Mac

Below you’ll find 30 tips and tricks to help both seasoned and beginner Mac users to get the most out of their OS X experience. We’ll cover everything from obscure Terminal commands to keyboard shortcuts that every Mac user should know and use. Let’s get started! Top 50 Terminal Commands. Hey Terminal is Mac OS X way into the command line world.

Top 50 Terminal Commands

It is designed for you to typing in specific commands that you would not be able to do otherwise. This is great for customizing your Mac and unveiling hidden features. It is also a good way to destroy you system because you screwed something up. Show Hidden Files in Mac OS X. If you find yourself needing to access hidden files on your Mac, like an .htaccess file you downloaded, a .bash_profile, a .svn directory, – literally anything preceded with a ‘.’ indicating it is invisible by default – you can run the below command from the terminal to toggle hidden files to become visible.

Show Hidden Files in Mac OS X

For some quick background to fill in those who don’t know, files that are hidden in Mac OS are determined so by preceding the filename with a single period symbol (.), you can actually make any file hidden by placing a period in front of the name, thus making it invisible to the Finder. Let’s make all hidden files become visible in OS X: Show Hidden Files on your Mac This changes the default setting of Mac OS X so that Finder always shows all files. Launch the Terminal (found in /Applications/Utilities) and enter these commands exactly as shown.