(Danny Thorpe) Language Integrated Query (LINQ) is clearly the hot topic of PDC this year. Windows Vista dominated the keynotes and looked very pretty up there on the screen, but nothing gets developers salivating like language enhancements. What is LINQ, really, and what does it mean for Delphi?

(Joe Mayo) Application instrumentation gives you the ability to perform runtime diagnosis of enterprise application state, which is critical to mission success. To help with instrumentation and logging, .NET ships with tracing types in the System.Diagnostics namespace. Using these types, you hav

(Dino Esposito) This series of articles will look at creating ASP.NET controls. In this first article, Dino looks at deriving from the existing controls, and modifying their behavior.

(Guy Starbuck) The composite UI Application Block (called “CAB” in the online community) is a new application block that is being developed by Microsoft patterns & practices and is scheduled for release shortly after the final release of .NET 2.0. The current code for the Composite UI Application Bl

(Michael Nash) Because most developers are firm believers in Murphy’s law, it behooves you to examine ways of making applications as “failure-proof” as possible. This leads to better “availability,” in market-speak—in other words, it means an application that is up and operational as much of the tim

(Miguel A. Castro) When ASP.NET was released in 2002, it gave Web developers a whole new design paradigm to work with; one that varied greatly from the classic Active Server Pages (ASP) that many Web developers had worked with in the past.

(Keir Davis) A network server application that can handle only one client at a time isn’t very useful. For example, consider an IRC chat application wherein only one client could connect to an IRC chat server at a time. How much fun would it be to chat with yourself? A server is typically required t

(Alejandro Gervasio) Experienced PHP programmers know that web development problems are often tackled by using widely known design patterns within the context of an application. This article is the first in a series that will demonstrate how the Singleton and Factory patterns can be implemented in a

Match your uptime objectives to the best DR or high availability solution. This white paper helps you understand the basics of business continuity, how to calculate downtime costs and then select the most optimum cost-effective software strategy. (R)

(Scott Mitchell) ASP.NET 1.x provides four Web controls that serve as list controls: The DropDownList, The CheckBoxList, The RadioButtonList, and The ListBox