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7 responses - Posted 06.27.09
If you’re looking for an easy way to share photos online, but you still think it’s nice to have a physical, tangible photo printed on paper, you may be happy to discover the services listed in this sidebar, which provide both free online photo album services and an easy way ...continue
no responses - Posted 06.25.09
A model is a simplified representation of the real world and, as such, includes only those aspects of the real-world system relevant to the problem at hand. For example, a model airplane, used in wind tunnel tests, models only the external shape of the airplane. The power of the airplane ...continue
no responses - Posted 06.01.09
Ask any developer if he has ever hacked. Ask yourself if you ever been a hacker. The answers will probably be yes.We have all hacked, at one time or another, for one reason or another. Administrators hack to find shortcuts around configuration obstacles. Security professionals attempt to wiggle their way ...continue
no responses - Posted 05.28.09
Hacking in one sense began back in the 1940's and 1950's when amateur radio enthusiasts would tune in on police or military radio signals to listen in on what was going on. Most of the time these “neo-hackers” were simply curious “information junkies,” looking for interesting pieces of information about ...continue
no responses - Posted 09.29.08
Data Abstraction A "type" is a set of operations, and an "abstract data type" is a set of operations with an implementation. When we identify objects in a problem domain, the first question we should ask about them is, "What can I do with this object?" not "How is this object ...continue
no responses - Posted 06.27.08
CSS was designed to work with HTML. To take advantage of CSS, you need to know some HTML. As stated in the Preface, we assume most readers have had some exposure to HTML. However, to ensure we all talk about the same thing, we now review the basics of HTML. continue
no responses - Posted 06.27.08
A markup language is a method of indicating within a document the roles that the document's pieces are to play. Its focus is on the structure of a document rather than its appearance. For example, you can indicate that one piece of text is a paragraph, another is a top-level ...continue
no responses - Posted 06.27.08
Cascading Style Sheets (CSS) represent a major breakthrough in how Web-page designers work by expanding their ability to control the appearance of Web pages, which are the documents that people publish on the Web. For the first few years after the World Wide Web (the Web) was created in 1990, people ...continue