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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.
mong other things, in this article you’ll see how to write a PHP web service using the NuSOAP library, as well as a JavaScript client to consume it using the
he first article in this series covered important changes to the core language and its type system. This article focuses on how Python 3.0 treats the basic data types: numbers,
he first installment of this article showed how to leverage C# syntax to create a specific type of domain specific language in C# called a “fluent interface.” Building a fluent
ith the recent release of the JavaFX Software Developer Kit 1.1, Sun also released the long awaited JavaFX Mobile platform. Through a Java-like scripting language (JavaFX Script) and a single
An earlier DevX tip, “Create a New XML File Using XmlDocument,” showed how to create a new XmlDocument, populate it, and save the results to a file. This tip uses
SQL developers are mostly familiar with using temporary tables to temporarily accumulate or store query results. However, using a “table variable,” a less well-known concept, turns out to be a
This tip shows you how to inject an EJB 3.0 into the init() method of a servlet. //place all the required imports hereimport package.to.EJB.interface.myInterface;public class EJB30Servlet extends HttpServlet {@EJBmyInterface myobj;public
ost server-side applications require the ability to process tasks concurrently, which improves performance and increases utilization of hardware resources. In early versions of Java (1.4 or earlier), developers needed to
he web offers a way to share incredible amounts of information; however?even within a single organization?as the amount of content grows, it became more and more difficult to manage and
he web is experiencing a rapid trend towards AJAX and rich Internet applications (RIAs). With AJAX as a tool for RIAs, developers can now deliver much richer content over the
public void contextDestroyed(ServletContextEvent e) { //get the servlet context ServletContext servletContext = e.getServletContext(); //get the real path String root = servletContext.getRealPath(“/”); //get all handlers Handler[] handlers = logger.getHandlers(); //remove all
The following function returns the part of the passed string that matches the regular expression provided. You can use this function to get the necessary data from fields in a
While porting a 32-bit application to a 64-bit version, I discovered an interesting effect. The original code used negative array indexes frequently, which worked fine on a 32-bit machine, but
eb 3.0 (aka the semantic web) is the transformation of the web into a data source for building new applications, which combine data in ways that the data source’s original
ython 3.0, a.k.a Python 3000, a.k.a Python 3K, is out. It aims to fix the language design problems accumulated over the Python 2.x’s lifetime, and to clean up the language
eam uses JavaServer Faces (JSF) as its web framework for many reasons. JSF is a standard technology in Java EE 5.0 and has a large ecosystem of users and vendors.
read somewhere that nearly 80 percent of all data has some location-related aspect. Some examples of common location-related data questions might include: Where do we ship these orders? Where are
et’s say you’ve been tasked with writing an application that stores some related information, such as an album of pictures. You also need to store some metadata about each picture.
eb 1.0 came about with the invention of HTML, which described web pages. That was fine, but very quickly people wanted the ability to describe more than just web pages.
o, the title isn’t a misprint?this installment of the Baker’s Dozen will visit both sides of the planet. These days, many .NET user group meetings focus on database and business
ahoo User Interface (YUI) is an open source JavaScript library for developing AJAX-based rich user interfaces. The new Yahoo Mail uses YUI, so you might imagine how powerful the library
For a simple custom logger, you can inherit from the base java.util.logging.Formatter class and override its format method to customize the output. Here’s an example: import java.io.*;import java.util.*;import java.util.logging.*;public class
You can use the sp_MSforeachtable undocumented stored procedure to rebuild all indexes in your database. The command iterates through all the tables in a database. It’s best to schedule this
You can use the CommandName and CommandArgument attributes of a button to submit arguments to an ASP.NET method on the server. For example, suppose you have a repeater control in
Publishers take heed: If you don’t have the content, the readers won’t come. As a publisher of developer-related content, I spend a significant amount of time researching technical topics,
ow that you’ve seen a more detailed comparison of CAM to XML Schema in Part 2, this section builds upon that foundation to explore several of those strengths in more
n the first article in this series, you saw the rudiments of template-building and validation with CAM. This part of the series presents a much more detailed comparison between XML
hile the value proposition of Enterprise Architecture (EA) should always be transparent, the severity of the current economic downturn intensifies doubts about whether EA contributes to the economic survivability of
