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Author: Michael Washington Created: 8/20/2010 8:49 PM RssIcon
All about Microsoft LightSwitch
By Michael Washington on 2/20/2013 7:09 AM


The Visual Studio LightSwitch HTML Client will connect to any SignalR service, allowing you to create state of the art applications…

By Michael Washington on 2/15/2013 7:10 PM



LightSwitch in Action

By Dan Beall and Greg Lutz

You tell LightSwitch what you want the data to look like and what you want the interface to do and it wires it all up and gives you a finished, professional-grade application. LightSwitch is, at its essence, a forms-over-data application. You describe the data store and design the forms and it does all the plumbing required to make them work together. This article, based on chapter 1 of LightSwitch in Action, explains why and how you would want to use LightSwitch…


By Michael Washington on 2/14/2013 1:44 PM

I’ll be speaking at Visual Studio Live!, March 25-29 in Las Vegas, NV  Surrounded by your fellow IT professionals, Visual Studio Live! provides you with immediately usable IT education that will keep you relevant in the workforce…

By Michael Washington on 2/7/2013 9:40 PM


In this article we will create an end-to-end HTML application in Visual Studio LightSwitch. The purpose is to demonstrate how LightSwitch allows you to create professional business applications that would take a developer days to create. With LightSwitch you can create such applications in under an hour…

By Michael Washington on 1/21/2013 1:37 PM


You can implement any functionality you need with the Visual Studio LightSwitch HTML Client when you use ServerApplicationContext, Generic File Handlers (.ashx files), and JQuery Ajax calls…

By Michael Washington on 1/6/2013 6:57 PM


At the time of this writing, the LightSwitch HTML Client is still in preview. We can expect additional functionality in the future release. For now, any updates to the data require the user to explicitly press the save button. This is not optimal in all situations.…

By Michael Washington on 12/31/2012 3:01 PM


The LightSwitch HTML Client (currently in preview) brings a new feature called ServerApplicationContext. Here is an example that uses a ASP.NET Web Form page to create CRUD (Create, Read, Update, and Delete)…

By Michael Washington on 12/28/2012 10:24 AM


To create responsive HTML applications (using JavaScript) you will need to use asynchronous calls to communicate with external resources. While you can make requests synchronously, it is a bad practice because it locks up the web browser…

By Michael Washington on 12/16/2012 9:51 AM


In the Visual Studio LightSwitch HTML Client, extra steps are required to determine who the currently logged in user is.

By Michael Washington on 12/12/2012 7:02 AM


In the LightSwitch HTML Client Preview 2, the binding pattern has several advantages in that it allows you to create large robust and well structured applications. You may have heard about the binding pattern in Silverlight and WPF (known as MVVM). The key component is the INotifyPropertyChanged interface that raises an event when anything changes a property that implements the interface…

By Michael Washington on 12/8/2012 6:35 PM


ComponentOne provides a set of free and commercial controls called Wijmo that can be consumed in the Visual Studio LightSwitch HTML Client

By Michael Washington on 12/2/2012 3:34 PM


Creating a LightSwitch website and setting security is easy. However, you must set up all your users manually. In some cases you want to allow users to self-register…

By Michael Washington on 11/29/2012 4:05 PM


When you are creating HTML 5 pages using the LightSwitch HTML Client Preview 2, you will realize that to get it to do exactly what you desire, you will need to write some custom JavaScript. At the time of this writing the LightSwitch release that creates HTML 5 pages is still in beta so there is not a lot of documentation…

By Michael Washington on 11/24/2012 7:15 AM


When you upgrade a LightSwitch project that uses WCF RIA Services to the format used in HTML Client Preview 2,  you may get the error: ApplicationData.cs could not be found…

By Michael Washington on 11/23/2012 7:02 PM


The Visual Studio LightSwitch HTML Client uses JQuery Mobile and it is compatible with ThemeRoller. This article is covering information that is contained in Beth Massi’s LightSwitch HTML Client Tutorial - Contoso Moving. However, that tutorial is currently only available in a Microsoft Word document not a web page. The information is also available at this link, but MSDN documentation has to be translated into several languages so it avoids screen shots. Therefore we will cover the information here…

By Michael Washington on 11/10/2012 3:07 PM


One important thing you must realize about LightSwitch is that is exposes all your entities through OData. You cannot prevent a user from updating a entity by only using screen code…

By Michael Washington on 11/8/2012 12:20 AM

On November 7th 2012, Beth Massi, Senior Program Manager on the Visual Studio team at Microsoft, visited the Southern California LightSwitch Users Group.

She demonstrated all the new features of the latest version of LightSwitch, and created several applications from scratch.  One of the most interesting applications that she created was to merge the Job Candidate Tracking Starter Kit with the live OData feed from Proagora .

By Michael Washington on 9/1/2012 8:38 AM


Visual Studio LightSwitch has the capability to allow you to create a picture file manager that will upload files to the server hard drive and display them in the user interface. This article builds on the previous article: Saving Files To File System With LightSwitch (Uploading Files). The difference is that in this article the pictures uploaded are displayed and you have the ability to delete them…

By Michael Washington on 8/19/2012 2:53 PM
With the release of Visual Studio LightSwitch in Visual Studio 2012, ComponentOne has updated and released their Studio for LightSwitch
Microsoft Visual Studio is a registered trademark of Microsoft Corporation / LightSwitch is a registered trademark of Microsoft Corporation