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Since 1998, DevX has helped people start businesses, build websites, and provide enterprise technology to people globally. Interviewing the likes of Microsoft’s co-founder, Steve Ballmer, the publication brings comprehensive, reliable, and accessible insights to the Internet.

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The Latest

ShuttleMergeSort – An improved MergeSort

‘ 2/4/03. The previous version of ShuttleMergeSort failed on very short lists. ‘ The code below corrects the problem and eliminates a couple of unnecessary ‘ variables. Sorting times for

SelectionSort – Short, simple and sloooow

‘ SelectionSort. Short, simple and sloooow. This is another O(N^2) sort that ‘ should never be used on long lists. Like InsertionSort,’ it needs no extra memory (in place) and

MergeSort – A stable sort

‘ MergeSort. A stable sort (preserves original order of records with equal ‘ keys). Like HeapSort, easily adapted to any data type and guaranteed to run ‘ in O(N log

Three Java Variants Extend the Language

ince the day Java was released in 1995, people have been clamoring for new features. Peruse the Java discussion groups on the Internet and you’ll find that developers are begging

How to Learn the 10 Most Important Technologies

recently wrote an editorial in which I listed my personal picks for the 10 most important technologies for developers to know. At the end of that editorial, I asked readers

#10: SQL

Most enterprise applications today use databases to keep track of their content. SQL is supported by every modern relational database, so learning how to use it means you can apply

#9: Linux/Windows

The evangelical nature of Linux makes it easy for newbies to get by. We’ve listed a few Web sites here to help you while you’re learning, but there are scads

#1: XML

Learning XML requires a basic understanding of WWW, HTML, and Web scripting languages such as JavaScript or VBScript. Many of the following articles were written around the time that XML

#2: Web Services

Learning how to use Web services takes for granted a solid foundation in XML, mainly because the attendant technologies used in Web services are XML-based (such as SOAP and WDDI).

#4: Java, C++, C#, and VB.NET

Becoming familiar with the basics of each of these languages goes a long way to ensuring well-rounded development capabilities. While one language may seem more daunting than another, we think

#3: Object-Oriented Programming

OOP is not language specific, but as with most things, it is easier to learn while using concrete examples. For this reason, you may want to first pick a language

#6: Regular Expressions

While regular expressions are most commonly used for text manipulation, such as searching and search-and-replace, they can also be used to test for certain conditions in a text file or

#5: JavaScript

Our QuickStarts and 10-Minute Solutions should help you get a painless jumpstart on your foray into JavaScript. There’s lots of short tutorials here that will teach you to accomplish very

#8: Flash MX

You’ll find it far easier to familiarize yourself with Flash MX if you already know how to use Flash. If you don’t, don’t worry. There are plenty of resources available

#7: Design Patterns

Using design patterns again assumes a thorough knowledge of an OOP language as well as OOP principles. This is another situation where you might want to acquire a book or

Applying Design Issues and Patterns in Web Services

reation of Web service applications is yet another complex task to add to the IT department’s list. Experience suggests it is not enough to approach Web services development armed with

Book Excerpt: Oracle9i XML Handbook

his insider’s resource, written by the Oracle XML Development Team, explains how to take full advantage of the Oracle XML Developer’s Kit (XDKs) and maximize Oracle9i’s XML-enabled features. Create and

VB-to-HTML Component

This component is intended to take valid Visual Basic source code an convert it to properly colorized HTML with procedure seperators. The input can either be a file of any

Add a slash to directory names

If you have defined a default document for a given IIS virtual directory, any link pointing to the directory will actually point to the default document for that directory. However,

Most runtime errors don’t rollback transaction

Many developers mistakenly believe that any error inside a transaction will make the transaction fail and automatically rollback. However, this is true only for fatal errors, such as most errors

Retreive information about SQL Server

You may retrieve a few important information about a connection to SQL Server by querying the server through appropriate @@ global variables. For example, the following routine takes an ADO

The WITH CHECK OPTION option with views

SQL Server’s views are updateable, but it is possible that when you insert a new record or update an existing record, the record added or modified doesn’t logical belog to