Menu
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.
he way a typical three-tier architecture separates the concerns of data-management logic, business logic, and presentation logic makes clustering, the practice of deploying a single application on multiple machines, a
he DOM 3.0 Validation specification provides for validation of an XML document with a DTD or an XML Schema. The advantage of DOM 3.0 Validation over validation with a validating
Although GO is not a T-SQL statement, it is often used in T-SQL code and unless you know what it is it can be a mystery. So what is its
Adding an existing Windows Form in VS.Net 2003 means adding two files?for example, a MyForm.cs file with C# code and an XML-based MyForm.resx assembly resource file. In VS.Net 2005, there
The NumberReverse class helps to reverse a given number using int variables: public class NumberReverse { public static void main(String args[]) { // enter the number to reverse eg., 5467
n classic Gang of Four book. Similarly, the term “algorithm” used in this context refers to the implementation of an ordinary member function, not the generic algorithms of STL. Redesign
isual Studio 2005 has great support for building Windows Mobile applications such as Pocket PC and Smartphone applications. But what happens after an application is completed and ready to be
uby is an object-oriented, metaprogramming language that has garnered a lot of attention in software development circles as of late. Metaprogramming is a means of writing software programs that write
ablet PC and Mobile PC development is very popular today, and will only get more popular and important in the future. For Mobile PC developers, there are significant changes coming
he ability to store items in memory the first time they are requested?whether data objects, pages, or parts of a page?is one of the most important factors in building high-performance,
Use this code to implement a proxy selector class in the Tiger release of Tiger: import java.net.*;import java.util.*;import java.io.*;public class MyProxySelector extends ProxySelector{ //implement the select method public List select(URI
Developers generally tend to use characters such as % as a delimiter for storing data in an Oracle database. But because Oracle views the % character as a Wildcard character,
If you’ve struggled with setting static variables in MouseDown, and MouseUp commands to enable users to drag borderless windows around the screen, here’s a simpler way: If Button = False
ybase iAnywhere’s RFID Anywhere is a middleware software platform built on the .NET platform that simplifies every phase of radio frequency identification (RFID) projects, including development, deployment, and ultimately the
adio frequency identification (RFID) is an enabling technology. By itself, RFID doesn’t provide much value, but it does enable companies to develop applications that create value. RFID describes systems that
he Palm Treo platform has gained wide appeal as a communications device for mobile professionals, enjoying several launches in the enterprise over the last few months. With the wide use
he importance of enabling your software to identify the current network connections and change behavior has never been greater, as more people use laptops, notebooks, and Tablet PCs. With the
riting consistently clear, high quality, maintainable code is an art that requires a certain amount of discipline at the best of times. Coding standards lay out rules and recommendations about
This stored procedure retrieves all the columns of each table in every database. create procedure SP_GetAllColumnsFromAllDB/*———————————————————————- Procedure to retrieve columns of all the databases– Usage : exec SP_GetAllColumnsFromAllDB– Logic is:
Building a reusable AJAX class can help you eliminate some of the headaches when you’re starting out: Open a new file called connection.js and type the following lines in to
This algorithm converts column numbers (1-x) to Excel column names. It works for any number and does not have a limit. ‘————————————————–‘ Columns can be any number from 1 to
icrosoft first publicly demonstrated Avalon way back in 2003 at the Professional Developers’ Conference (PDC) in Los Angeles. They touted Avalon as the next generation in user interface methodology, and
isplaying data in a table is everyday work for Web application developers. In this 10-minute solution, you will learn how to quickly create feature-rich tables for your JSP pages using
any developers would love to leverage the rich UI, high performance, and offline capability offered by smart client applications; however, they’ve been turned off by the high TCO caused by
isual Basic programmers who do networking programming will no doubt be familiar with the MSCOMM control in VB6. For those of us who followed VB’s progression to VB.NET, it was
s a J2EE developer you might sometimes be interested in comparing a modified XML document with the pre-modified version of that document. Or you might want to compare two XML
To retrieve the required field from the table based on the supplied condition, use the following code: Function GetQueryResults(strSql As String, Optional ReadOnly As Boolean = True) _As Recordset Dim
To run Tomcat with a security manager, you must add your own policy lines to the catalina.policy file?like when you build a SecurityManager. The catalina.policy file can be found here:
To find a SQL Server object, such as a user table, query the sysobjects system table in the local database. If the database name is unknown, use the following query:
atabase performance is one of the most critical characteristics of almost any application, and for the developer or DBA it usually depends on how fast they can retrieve data. Hence,
