Computer programmers write, test and implement code necessary to make certain functions happen on a computer. In this section, learn about programs like Perl and Java or how relational databases and algorithms work.
A computer program is the key to the digital city: If you know the language, you can get a computer to do almost anything you want. Get the scoop on how C works and why it's so important.
HTML5 isn't just another HTML revision, but a comprehensive standard for how Web pages work. What sets it apart from previous versions?
Although numerous computer languages are used for writing computer applications, the computer programming language, C, is the most popular language worldwide. Learn more about the benefits of learning C programming from this article.
Understanding data is a critical business tool. Learn how data mining and data warehousing are related in this article.
Data integration is a simple idea, but the process can be quite complex. Once a computer gets information from a user, how does it know what to do next?
When you use programming to tell a computer what to do, you also get to choose how it's going to do it. That's where computer algorithms come in. The algorithm is the basic technique used to get the job done.
The relational database was born in 1970 when E.F. Codd, a researcher at IBM, wrote a paper outlining the process. At the time, databases were "flat," and stored as one long text file. Learn how the relational database changed the way we work.
What is this \MIME\" thing that I sometimes see in my e-mail messages?"" Learn what MIME stands for and how it works."
Boolean logic is the key to many of a computer's most mysterious and human-like functions, from playing chess to balancing a checkbook. How do "AND," "NOT" and "OR" make such amazing things possible?
Bytes and bits are the starting point of the computer world. Find out about the Base-2 system, 8-bit bytes, the ASCII character set, byte prefixes and binary math.
If you are a programmer, or if you are interested in becoming a programmer, there are a couple of benefits you gain from learning Learn how to write computer programs in C.
CGI, or common gateway interface, allows Web servers to store dynamic Web pages that can change and update rather than remain a fixed page. This article explains the process, plus shows you how to write your own scripts.
Perl is easy to use once you know the basics. It can be used to create DOS batch files, C shell scripts, CGI scripts for Web pages and more. Get a great introduction to this versatile programming language.
Whether you're a seasoned computer user or are just beginning to experiment, this step-by-step guide will get you started with Java. Begin with this basic tutorial, and then move on to more advanced skills.