(Peter Vogel) You’ve had this experience: You’ve got a bug in your program and you can’t figure it out. You call someone over to your desk and start to explain the problem. Part way through the description you figure out what the problem is. The person you invited in leaves without ever saying a thi

(Ben Nadel) Lately, I’ve been thinking a lot about event-driven programmering in Javascript; however, it’s been thoroughly turning my mind inside-out. So I wanted to take a little break from it and think about something a bit more straightforward – class inheritance. Javascript uses Prototypal inher

(Chris Eargle) It is rare that I need to work directly with arrays in today’s world of LINQ to Objects. However, yesterday evening I found myself with the need to fill the elements of a multidimensional array. If I had any observers, I’m sure this would have been an amusing period of time as I strug

(Mahesh Sabnis) When using Silverlight 4 for Line of Business (LOB) applications, it is important to make use of WCF services for fetching and updating data to and from SL to WCF. WCF actively makes use of Representatial State Transfer (REST) and JavaScript Object Notation (JSON) for data communica

(Vince Varallo) One of the powerful features of Crystal Reports is the great amount of flexibility you have as a report developer in grouping your data. Once you can group your data you can sum, count, average, perform standard deviation, variance, and a host of other operations on your data. Grou

(Jon Preece) Probably the most exciting new feature of LINQ is the ability to write in line SQL style queries, known as query expressions (using query syntax). This tutorial introduces the basic concepts, and comes complete with source code and demo applications.

(jalpesh vadgama) ASP.net cache is great feature through which we can increase the performance of the our web application via reducing server round trips to database. We can cache any serializable data into the cache. There are so many ways to cache data but one of the simplest way to cache data lik

(Ambily KK) Visual Studio is one of the tools used for Performance Test. Visual Studio Test edition or Visual Studio 2010 Ultimate provides the support for test automation. This article describes the web test feature available in visual studio.

(Scott Dorman) As an application executes, it can encounter any number of possible error conditions. The .NET Framework provides a very rich set of exceptions for runtime errors that encapsulate all of the information about an error in a single class. While it is possible to write applications that

(Ben Nadel) In the past, I’ve talked about how awesome jQuery’s DOM-based event management is. In fact, I’ve even played around with using the DOM-based event management to power an object-based bind and trigger mechanism.