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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.
ActiveX Data Objects (ADO) is a proven technology to access various data sources on computers that run Microsoft Windows. It provides an abstract interface to data stored in a wide
The SQL DISTINCT clause isn’t case sensitive, which means that your query might end up pulling records with different cases. A simple fix for this is to use the COLLATE
he Web Hypertext Application Technology Working Group (WHATWG) is formalizing a specification known as HTML5 or Web Applications 1.0 that should standardize some of the ambiguities and disconnects that have
This tip outlines two simple methods that help you to convert a number from the “little-endian” format to the “big-endian” format. // 2-byte numberint SHORT_little_endian_TO_big_endian(int i){ return ((i>>8)&0xff)+((i
evelopment is often a messy process. Often, you need to organize your code to make it more readable, or restructure it to improve readability. Manually polishing code is both cumbersome
++98 has two native character types: char and wchar_t. The latter is purportedly used for manipulating Unicode strings. In reality however, wchar_t is unsuitable for this purpose. The C++09 standard
he purpose of Scrum is to help build great software through empirical process control. A healthy emphasis on continuous process improvement works naturally with Scrum because Scrum evolved from applying
erhaps the image is one in a resource file, or maybe it’s one downloaded from the Web. Regardless, it’s on the handset, and you want to scale it to best
omputing today is moving toward multi-core systems. A multi-core CPU allows the containing computer to exhibit the same thread-level parallelism as a system with multiple CPUs (see Figure 1), which
The NEWID() function returns a uniqueidentifier for each row of data that is returned. Execute the following query in the AdventureWorks database: select top 5 productid, name from production.productorder by
Here’s how to declare some important variables in XQuery: declare variable $v as document-node(element(*,xdt:untyped)) external;: Use this variable to pass an XML tree to a XQuery query. declare namespace nameSpace=”http://nameSpace.org”;
The following four steps outline a shortcut to finding the namespace for a .NET class. Type the name of the class in the CodeWindow. Place the cursor in this name.
There are three ways to emit a beep in Java: Use an AU audio file: In Java, AU files need to be created at a sample rate of 8000. Higher
Normally, in Excel, you enter ‘1’ in a cell, and drag the ‘+’ sign in that cell’s border. This puts the value ‘1’ in all the cells in the drag
ne way to improve the usability of your application is to allow personalization?where different users of the same application have their own set of personalized settings. To do this, you
ou know what drives me nuts (among so many other things)? What’s making me crazy this week is the requirement?in so many areas of programming?that you must serialize data into
his is the last in a series of three articles that explore the built-in support for standard design patterns in ASP.NET, and ways in which you can implement common patterns
SP.NET provides a couple of page-level state persistence mechanisms in ViewState and the new ControlState. While both mechanisms work, they both have some limitations in that they are not deterministic
use the ListView control a lot. Not to display large or small icon views, which are attractive but information-sparse. Instead, I tend to use it to display a detail view
As the most popular programming language in the world, VB 2005 offers a rich array of programming options that even experienced VB programmers will find challenging. Well-known Visual Basic expert
pplication architects design distributed applications based largely on their computing resources and network infrastructure. The goal is to ensure that users have ready access to computing resources, and that those
icrosoft offers two queuing frameworks to its ‘brand’ of developers: MSMQ and SQL Service Broker. These two frameworks offer many of the same features, but differ in some important areas
he dependency injection pattern, also knows as Inversion of Control, is one of the most popular design paradigms today. It facilitates the design and implementation of loosely coupled, reusable, and
xtensions are tricky objects. They behave similarly to C++ classes except they’re ruthlessly complicated to implement. They give Brew developers, usually limited to C code, a chance to stretch their
n my previous article, “ASP.NET 2.0 Web Part Infrastructure” I wrote about the ASP.NET 2.0 Web Part framework, making the case for the emergence of Web Part or widget-like solutions,
This tip is just a small application that creates an extension element for the Xalan processor. The name of the new element is <today> and it can be used to
or the past several years, XPath has been steadily gaining popularity as an effective tool when developing XML applications. XPath was originally viewed as an adjunct element for the W3C’s
efore I can really describe what SharePoint and Workflow are together it’s important to understand what is meant when I talk about workflow. Its most basic components are a stimulus—an
A month ago, I discussed the strfmt() function. A timely announcement from Microsoft has inspired me to write a column about a related topic, namely accessing the system’s Daylight Saving
n the last few years, SMS (Short Message Service) has made a big impact on the way we communicate (or at least the youngsters). Instead of communicating over the phone
