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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.
tatistics and reports analyze the change over time of any kind of phenomena. For example, you could evaluate an employer’s performance by analyzing progress curves provided by reports; managers can
Use the Ctrl-I keys and start typing the letters of the word that you want to search. For example, if you want to search for “devx,” press Ctrl-I and start
This tip demonstrates how to build a “flea” filter based on the RGBImageFilter class. The filtered picture will look like the image displayed on old TVs. import java.awt.image.*;import java.util.*;import java.awt.*;public
This tip is an addendum to the VB-2-the-Max tip CreateFileAssociation – Associate a file extension. The following code shows the complete original tip. The addendum is in bold. Without the
ervices built on the Windows Communication Foundation (WCF) platform provide a lot of flexibility to the developer. The premise of WCF is that a developer can build a service once
he Windows Live Tools for Microsoft Visual Studio enable developers to incorporate a set of Windows Live services into their web sites using Visual Studio and ASP.NET via a set
uppose you’ve been given the green light to use Windows Presentation Foundation (WPF) in the latest version of your user interface. There’s just one snag?not all the third party controls
oday, more and more organizations are mobilizing their workforce. Workers are equipped with phones, PDAs, and notebook computers while they are on the road. Often, they need to access information
The following code calculates the last day of the month for any given date: Description: Calculates the last day of the month for any given date*/CREATE FUNCTION [dbo].[ufn_GetLastDayOfMonth]( @inpuDate SMALLDATETIME)RETURNS
Sometimes people assume that the default web browser is the program that is registered in the Windows registry to open files with an .html extension. However, it’s possible to set
have always hated working with JavaScript. It’s not a particularly difficult language, but it’s just too easy to make silly mistakes. Things like syntax errors and mistyped variable names remain
In this example, you will obtain all methods, all declared methods, and one specific method for the java.lang.reflect.Method class: import java.lang.reflect.*;public class getMethodsWithReflection { public static void main(String[] args){ Class
Most developers use Command Window as an interactive debug window, but there’s so much more that can be done with it. You can create aliases for commands that are used
indows Live Writer is a free desktop blog authoring tool from Microsoft that allows you to write an entry for your blog without having to be online and do it
ost developers have heard of XForms as an XML-based forms language meant to replace traditional HTML Forms. This is essentially correct; XForms was created as the next generation version of
rogrammers have little control over the implicit declarations of the four canonical member functions. The compiler will not generate a default constructor for a class that has a user-declared copy-constructor.
have been reading the buzz about the Apache Wicket web application framework for a while, but didn’t decide to seriously learn Wicket until just a few months ago. I had
he sum of the Enterprise Service Bus (ESB) is greater than its parts. While you can?often quite easily?implement your own adapters for enterprise services, a pre-packaged product that comes with
This following code shows you how to extract an image (in this example, named foto_9738533.gif) from a database using the getBinaryStream method: try{ sql=”SELECT Foto FROM Table1 WHERE Nr_cont=9738533″; rs=st.executeQuery(sql);
When you use the data wizards in .NET 2.0, the connection string property is read only. However, the following code shows you how to change the connection string: ‘set a
Developers typically create tables in the default tablespace. Most of them are not familiar with the actual tablespaces concept and are not aware that this is responsible for the issues
How can you tell which f2() will be invoked: A::f2() method or B::f2()? In the following code, f1 is not virtual?thus, it calls A::f1(); which in turn calls the f2()
n summer 2007, Microsoft released version 1.0 of Silverlight, a revolutionary way to build rich interactive experiences on the web. Silverlight is a cross-platform, cross-browser plug-in that extends the browser’s
he previous article in this series on trees showed how to build a sorted binary tree. Inserting and locating items in a sorted tree is relatively quick and easy, so
he software development world has evolved quite a bit over the last 20 odd years. We went from object-oriented development to component-oriented development and now to service-oriented development. Each step
he first part of this series explained basic tree terminology and showed how to build a simple binary tree in Visual Basic or C#. It also explained how to perform
From a developer’s perspective, Tech Ed 2008, which attracted over 6000 developers to Orlando, doesn’t offer much that’s completely “new;” however, it does offer a great deal of value for
Warning: this may be considered free advertising—or then again—it might just be considered entertaining and educational. The FiveRuns and RailsEnvy guys created videos for the Rails Conference, which just ended. They showed
ecently, I came across an application that contained a binary + operator in which at least one of the operands was of type string. While debugging this app, I found
There are typically two ways to express the string that contains double quotation marks. For example, suppose you have following string in VB6: <a href=”http://www.sina.com”>sina You can express this string
