Bash to Basics: Read User Input

June 30, 2009 by · Leave a Comment
Filed under: bash, HowTo, linux 

In a previous Bash to Basics, I already showed how to print output to the terminal with the echo command. Today I'm going to show how to read input from the user and store it in a variable. We can then use that variable to print the text back to the terminal with the echo command. Read more

Create Text Images with ImageMagick

June 26, 2009 by · Leave a Comment
Filed under: command line, HowTo, linux, Ubuntu 

Today I've got another ImageMagick trick for you. It's a variation on the demo in the documentation for the convert command. With this type of command, you can create your own text images with drop shadows. Let's give it a try. Read more

Resize Images in Linux with ImageMagick

June 24, 2009 by · 1 Comment
Filed under: command line, HowTo, linux, Ubuntu 

ImageMagick is a free utility that is installed by default in many Linux distributions. It provides a command line interface to perform a multitude of image manipulation operations. In this post I'll show how to resize an image. Read more

View Ogg Videos in Firefox 3.5

June 11, 2009 by · 1 Comment
Filed under: firefox 

One of the great new features of Firefox 3.5 is the native support of the Ogg video format. If you don't know, Ogg is a Free and Open Source video format from Xiph.org. Read more

Bash to Basics: Bash Rocket Science

June 10, 2009 by · 1 Comment
Filed under: bash, HowTo, linux, Ubuntu 

Last time in Bash to Basics I showed how to print text to the terminal with the echo command. This got me thinking about the first program I wrote when I was in fourth grade. I was fortunate enough to be in a school district that had computers in the early '80s. If you're around my age, then you may remember the mighty Commodore PET computer.

Some of us were put into a program to learn BASIC programming. The first program we were taught to write made a rocket ship fly up the screen by using Print statements. It looked something like this: Read more

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