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
Learn how to use a JavaScript convert date format. When you create an a Date()object in JavaScript, the value you get is something like this: ‘Tue Apr 1 12:58:25 EDT
The following two steps disable the Copy/Paste feature in a textbox: Disable the default menu and associate the textbox with an empty context menu that has no menu items (mouse
This tip shows you how to use the LSOutput/LSSerializer interfaces (from the DOM Load and Save API) for serialize a DOM tree. Extract the DOM tree with the following basic
o you have a cool personalized application that you want to offer to over 400 million users? Do you want to light it up with Live controls or create a
he Internet provides a fantastic backbone for sharing data. For many years Microsoft’s consumer services have helped users manage an assortment of data, such as photos on Spaces and contacts
I’ve been stewing over this one for over a week now. I can’t believe it’s even necessary to write a post on this topic. What am I even talking about?
Google launched its largest and first paid-admission developer conference, Google I/O, yesterday in San Francisco with a 90-minute keynote session to show off a number of its web development products
eclarative programming can take a little getting used to, especially if your standard mode of operation is working with languages like Java or C#. In essence, such programming requires that
ny software product must successfully pass the optimization step before it can hit the market and become a reference product. Finding memory leaks and increasing a product’s performance is a
n last month’s DevX special report, I showed you how you can develop for the Windows Mobile platform using the .NET Compact Framework. Now, you’ll expand on those concepts and
Learn how to use the DOMImplementationDS and DOMConfiguration classes to validate an XML document only when a DTD document can be found: DOMImplementationLS DOMiLS=null;? //get a LSParser object LSParser LSP=DOMiLS.createLSParser(
When you’re concatenating only a few strings, it’s faster to add them than to use StringBuilder. Suppose you want to decompile the following code: string a = “a”;string b =
Unintentionally using = instead of == in an if statement can prove a nasty source of bugs. In the following code, myFunc is called if i equals 0: if (i==0)
t takes an engaged audience and compelling experiences to reach success on the web. Using Windows Live Services, your site can provide engaging experiences that connect directly with hundreds of
The 2008 Semantic Technologies conference wrapped up this week and I walked away with a feeling of (yawn) nothing much going on here. True, the conference did have a record-breaking
roviding programmers and developers of all skill levels with a comprehensive tutorial and reference to Visual Basic (VB) 2008, Microsoft MVP Rod Stephens presents a broad, solid understanding of essential
icrosoft has recently updated its latest Windows Mobile 6 platform with a point one release–Windows Mobile 6.1. With so many new devices from handsets giants such as LG, Samsung, and