Do you ever find yourself too busy “fighting fires” to do things “the right way”? Do you know that there are better ways of managing your project, but you find that you just need to get things done and can’t be bothered to fix underlying problems because it may slow you down? Ever find yourself wondering if you will ever have time to go back to a feature you released a year ago to make it better and move valuable to your users? If so, you may be in debt. No, I’m not talking about your personal financial situation. I’m ...

It has been a great 2010 here at Telerik and we hope you're enjoying the holiday season and getting ready for a new year. Watch our greetings from around the world gathered in this Happy Holidays video! May 2011 bring prosperity, love, happiness and delight in your life....

I will extend my colleague’s blog post series regarding RadDomainDataSource control with an example how to create simple CRUD (Create, Read, Update and Delete) application. For more information how to load data initially you can take a look at this blog post. Along with RadDomainDataSource control Telerik provides codeless solution for CRUD operations powered by WCF RIA Services. The solution is a combination between RadGridView and RadDomainDataSource.   First let’s create a default Silverlight project as following:     Next step is to create ADO.NET Entity data model called Northwind.edmx. For the sake of the example I’ll create this entity model with a Northwnd.mdf...

[Cross Posted from http://www.skimedic.com/blog] Mocking Exceptions When writing unit tests, it is important to cover not only the successful execution path (commonly referred to as the “Happy” path), but also test the code that gets executed when things don’t go right (commonly referred to as the “Unhappy” path).  Testing for situations where services or databases are unavailable as well as erroneous user input are important aspects of ensuring quality in software.  Remember, if you don’t test it, your users will! We modify the LoginUser method to throw a custom exception when there is an exception is thrown from the LoginService.  To test this,...

will continue the series of blog posts about RadDomainDataSource with the most important one – the one about loading data. If you are not familiar with RadDomainDataSource then you should go back and read my introductory blog post. Let us move straight to the data load lifecycle. Triggering a Load A load operation can be triggered in two ways. You can either call the Load method explicitly or you can rely on the AutoLoad functionality, which I will explain later in this post. Building The Query After a load has been requested a query based on user input is constructed on the client. This query tells the...