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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.
Hibernate’s facility allows you to map many-to-many associations and collections of values to a single table with a surrogate key. The following code shows an example of mapping: <idbag name=”cars”
.NET allows you to call a JavaScript function from the server-side code. For example, suppose you want to to display a message box to the user. This can be accomplished
he concept of Domain-Specific Languages (DSLs) has been around for years, but has recently experienced an uptick in popularity. This is due in large part to the success of Ruby
he book, Enterprise AJAX: Strategies for Building High Performance Web Applications, resulted from the authors’ inspiration to address the dearth of information available for more advanced topics in AJAX development.
he Spring framework and its Plain Old Java Object (POJO)-based programming model enable you to inject collaborative objects into your classes via setter methods instead of looking them up inline
omplex numbers are widely-used in electrical engineering, simulations, and scientific applications. And yet, many software engineers who have to use complex arithmetic insist on reinventing the wheel when there’s no
o you like to relax in the morning over a cup of coffee and the “zoopepe”? Do you like to put “kapatz” on your “hogatz”? These are obviously meaningless terms
f you’re a developer, chances are that you’re no stranger to mailing lists. A mailing list contains a group of users who are subscribed to receive regular emails pertaining to
Suppose you want to set up a virtual directory on a machine that has both .NET 1.1 and .NET 2.0 installed. In this case, the machine will use the ASP.NET
This simple tip shows you how to stop and start the Tomcat server directly from an Ant script on the Windows system. Here are the two targets to do so:
Consider the following declarations: int * const bla;int const * bla; const int * const bla; As you can see, it can sometimes be hard to remember whether it’s the
When migrating SQL code (stored procedures, triggers, etc.) to newer versions, it’s not uncommon to have to rewrite your entire back-end code. However, a simpler solution is to check the
he first part of this article provided a detailed description of a StateSelector control that lets users select a state from a map. The map itself is a control property
ith the proliferation of mobile devices such as BlackBerrys, Tablet PCs, and regular laptops, some critical applications need to store a cache of their data locally at all times. Whether
QL has been evolving?slowly?for over three decades, (see Wikipedia for a historical summary). While SQL in the hands of an expert is quite powerful, it’s sometimes cumbersome compared to other
he dilemma is common. Your web site starts out by design with a few pages of content—a front page, a products page, perhaps something about the company or person putting
ecently, I was consulting on a Windows Mobile project where the client asked if it is possible to send images using SMS messaging. After searching high and low for a
oogle Earth (GE) provides a powerful 3D environment that you can use to provision your application with rich interactive 3D features. You can render points, lines or areas located at
Many of us write common graphics code in the Form’s Paint event because the Paint Event handler provides access to the Graphics object, and also because this handler is fired
A “component” in Hibernate is an object persisted as a value, not an entity reference. For example, suppose you have a Car class, like this: //class Carpublic class Car {
We all know about the function overloading feature in C++, which allows us to have the same name given for a function with different signatures (here, different signature means different
y default, the .NET Framework includes a number of classes that convey information about exceptions generated by the application. Whenever an error occurs in a .NET application, the .NET Framework
lain old Java object (POJO)-based architectures and lighter-weight development models using tools such as Spring and Hibernate have gained considerable acceptance in the enterprise Java space during the past few
icrosoft Expression Blend is a new full-featured design tool for creating highly-interactive and sophisticated Windows application user interfaces using Windows Presentation Foundation (WPF). With Expression Blend, a designer can design
“hese days if you look at the way a lot of shops work, they have really two kinds of people that go into developing web sites” James Gosling, vice president
Microsoft implemented many new features in SQL Server 2005, including an impressive set of language enhancements. From new language statements for SQL-99 compatibility to new features in response to customer
ome of the most interesting features of modern web sites are based on Geographical Information System (GIS) technologies. GIS techniques essentially give you a way to manage and show geographical
reating reports is one of the most common things developers are asked to do when building a typical business application. Businesses want to know how well a product has sold,
rom 1981 through 1986, I taught high school. I was fresh out of college (OK, a semester of engineering grad school which “didn’t take”), didn’t really know what to do,
