PawEng

Ubiquity is Mozilla’s new tool that adds a command line to Firefox. We reported on it back in August 2008. Since then there have been a number of enhancement and upgrades to it. It is a very useful tool. In fact, it is so useful that I often wish I could use it from anywhere [...]

Many Linux / Unix programs create temporary files with names like “#file#” or “file~”. If a program crashes, you may be left with “core” files. These files serve a purpose, but quite often it is useful to remove them. I have been using the script below for a decade or more to keep my directories [...]

Now that computers have become so powerful, it is possible to simultaneously run multiple operating systems on a single computer. I like to use Windows as my main operation system, but sometimes I need access to a Linux system. Dual-booting Windows an Linux is possible, but often I want to juggle back and forth between [...]

Scott Klarr has collected a huge number of cheat sheets for everything from programming to Photoshop. They are organized in groups, and some groups like the Linux / Unix group contain more than 70 cheat sheets. The groups include:

C, C++, C#
Gimp
Windows
Networking
Linux / Unix
Designer color charts
Vi & Vim
Emacs
Photoshop
Perl
Regular Expressions
MySQL
PHP
CSS
Javascript / Ajax
Html

The cheat sheets are available at [...]

I spend a lot of time on a Linux / Unix command line. Often I need to do a quick calculation. I don’t want to hunt around for a fancy calculator program. I want something that works right from the command line.
The bc program is a command line calculator for Linux / Unix. It is [...]