All new articles have been archived or deleted.
Introduction to JSON and PHP
Introduction to Computer Storage and Memory
Cross Browser CSS Opacity and the JavaScript Fade / Fading Effect96%
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Installing Subversion and Trac as Apache Virtual Hosts on Windows
By Andrew Johnson (archived 3 days ago)
Are you a developer in need of version control and a web-based project management solution? Subversion and Trac may be the answer. This guide details the Windows installation and setup of Subversion and Trac to run on Apache (mod_wsgi), optionally as Virtual Hosts.
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Create a Chain of Dependent Combo Boxes Using Oracle ADF
By Amr Gawish (archived 9 weeks ago)
Oracle ADF (Application Development Framework) is an end-to-end Java EE framework that can make things easier on developers. In this article I'll be providing a simple demonstration of ADF by creating a web page that contains a chain of dependent combo boxes.
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Introduction to Hard Disk Drives (HDD)
By Tim Johnson (archived Nov 26, 2009)
Want to learn about hard disk drives? Look no further! This article takes a look at some fundamental hard drive concepts such as their construction; low-level formatting; partitioning; high-level formatting; hard drive components; operations; hard drive performance; and comm...
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Introduction to Computer Storage and Memory
By Tim Johnson (archived Nov 11, 2009)
Learn about a computer's primary storage (aka memory); secondary storage (aka storage); tertiary storage; and offline storage. Things considered include: RAM and ROM memory; the CPU; its registers; L1, L2 and L3 cache; its Control Unit and Arithmetic Logic Unit; bus width; h...
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Encrypting Passwords with PHP for Storage Using the RSA PBKDF2 Standard
By Andrew Johnson (archived Oct 3, 2009)
When creating password hashes for storage, many programmers will run a password through MD5 once and call it a day, rendering those hashes very susceptible to attack if they're discovered. In this article, you'll learn how to create stronger hashes with PHP by using the RSA ...
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Introduction to Computers (The Basics)
By Andrew Johnson (archived Sep 24, 2009)
This is the first installment to the "Introduction to Computers" series, intended for people with little to no computer knowledge. Readers will learn various computer terms and acquire a very basic knowledge of computer history, the varying types of computers, computer hardw...
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Using Shutter, the Feature Rich Linux Screenshot Tool
By Guillaume Denormandie (archived Jul 23, 2009)
Shutter is a screenshot program for linux that's full of neat features. Shutter allows you to easily take screenshots of your whole screen, an area or a window, modify them and even upload them quickly to a server.
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Using Scrot, the Screen Shot Command Line Utility for Linux
By Kurt Qian (archived Jul 6, 2009)
Scrot (SCReenshOT) is a Linux command line utility for taking screen shots of your Desktop, inside of a shell / terminal, or of specific windows. The scrot utility is great because it's lightweight, powerful and very flexible. When it comes to screen shot utilities, scrot is...
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Create a Personal Budget with OpenOffice Calc or Microsoft Excel
By Tim Johnson (archived Jul 3, 2009)
This article serves as an introduction to the free OpenOffice Calc / Spreadsheet program available on Linux, Windows and Mac OS X. Readers will gain hands-on experience with the program by creating a personal budget that will help them see the ebb and flow of their finances ...
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Introduction to Hexadecimal, or Base 16, Number System
By Tim Johnson (archived Jun 21, 2009)
The Hexadecimal, or base 16 number system is important to programmers because it's a shorthand way of writing out and inputting binary values. It's simpler and easier because you can work with fewer symbols, or "numbers". In this article you'll learn how hexadecimal works an...