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  • Performing a Right Outer Join with a Left Outer Join clause

    Most of the interviewers I have seen tend to prefer people with better problem solving skills rather than better knowledge on a particular technology. No wonder considering the fact that technologies change with each fleeting moment, while a good problem...
    by Jason Thomas on 08-24-2010 | 575 Views
  • Using Let Keyword in Linq

    I am using Linq-To-Object in my current project to remove some extra loops and I have found one of the great keyword in Linq called ‘Let’. Let keyword provides facility to declare a temporary variable inside the Linq Query.We can assign the...
    by Jalpesh on 08-24-2010 | 95 Views
  • Event Handling in Silverlight

    In the previous article I described what are the different Layout Management Panels in Silverlight and how and when they are used. In this article I will try to describe how to add/manage events in Silverlight. What is an Event An event is a message sent...
    by Dinesh Sodani on 08-24-2010 | 341 Views
  • Select and SelectMany: LINQ projection operator

    Projection helps us developer to retrieve desired result from the collection . LINQ provides two projection operator. Select and SelectMany. Select works with one collection whereas SelectMany works with more than one collection....
    by Dhananjay Kumar on 08-24-2010 | 368 Views
  • SqlCeCmd tutorial part two – Creating database objects and adding data

    This is the second part of a 3 part series with some examples of sqlcecmd usage. The first part is here. This second part deals with creation of database objects and adding data. To create a table sqlcecmd -d "Data Source=C:\test2.sdf" -q "CREATE...
    by Erik Ejlskov Jensen on 08-24-2010 | 359 Views
  • SQL Server - Understanding full power of CASE Expressions

    Many programming languages like VB6 support IIF function which is used to return a value based on a particular expression/condition. In SQL Server the equivalent is to make use of CASE Expression, which is used to evaluate many conditions and return a...
    by Madhivanan on 08-24-2010 | 633 Views
  • Layout Management Panels in Silverlight

    In the previous article I described how to create a simple Silverlight application in Microsoft Visual Studio 2010. In this article I will describe what are the different Layout Management Panels in Silverlight and how and when they are used. When you...
    by Dinesh Sodani on 08-23-2010 | 258 Views
  • TSQL Challenge 37 - Calculate the downtime and duration of servers based on the monitoring log

    This is a challenge to identify the downtime of servers from the log data generated by a monitoring application. There is a monitoring application that keeps checking the status of several servers at 5 minute intervals. When the monitoring application...
    by JacobSebastian on 08-23-2010 | 1,825 Views
  • How to Create Silverlight Application in Visual Studio 2010

    In the previous article I attempted to explain What Silverlight is and how it is being used more and more to develop business applications. In this article I will demonstrate how to create a simple Silverlight application using Microsoft Visual Studio...
    by Dinesh Sodani on 08-20-2010 | 1,003 Views
  • SqlCeCmd tutorial part one – Managing database files

    This tutorial will show various samples of using SqlCeCmd, which is available at http://sqlcecmd.codeplex.com – sqlcecmd is the “equivalent” of sqlcmd for the full SQL Server product. The series will be in three parts, the first one demonstrates how to...
    by Erik Ejlskov Jensen on 08-19-2010 | 418 Views
  • SILVERLIGHT Tutorial - What is XAML?

    In the previous article I attempted to explain What is XAP file in Silverlight . In this article I will try to explain what is XAML and how it is used in Silverlight. Extensible Application Markup Language (XAML, pronounced zammel) is a declarative XML...
    by Dinesh Sodani on 08-19-2010 | 468 Views
  • SQL Server - Understanding the behavior of @@TRANCOUNT when querying from a client application

    As you know, @@TRANCOUNT is used to inform you about the number of live transactions active at point. If you want to retrieve it's value using an application, you should be careful about the behaviour of the returned value. Let us consider the procedure...
    by Madhivanan on 08-19-2010 | 718 Views
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