Programming Interview Questions and Answers: Entity Framework transaction scope examples. Transactions as a core building block of entity framework.
The DbContext object which we heavily use for interacting with the database uses transactions internally without you having to do anything extra. In case you need to manually provide transaction support, here is how you can do it. In this post, I cover three cases in which transaction scope is being used to show rollback when an error occurs during an update of multiple entities:when you have multiple save calls to the context;when you have single save with multiple object; and transactions across multiple contexts. Let’s first review our simple model and context object. To re-create this project, use Visual Studio 2010 console project with Entity Framework 5.0 RC bits from nuget.
Twitter Bootstrap highlights. Performance and the Entity Framework. Introduction If you are using the Entity Framework (EF), then you need to understand the best practices for improving its performance, or you will suffer the consequences! Background My team has spent almost 2 years with the first version of the Entity Framework in an enterprise application (including the beta). Our application has a Service Oriented Architecture (SOA) that uses the .NET 3.5 Framework SP1, SQL Server 2008 and IIS 7.0 on Windows Server 2008.
jQuery's replaceWith and using it to create a new insertion mode for Ajax update targets - Building Web Applications. Custom MVC ModelBinder with Complex Models/Objects/Interfaces using built in MVC Validation. I’ve been creating some cool stuff using ASP.Net MVC 3 lately and came across a situation where I’d like to have quite a complex model/object bound to an Action on my Controller based on a set of posted values from a form.
K. Scott Allen. In software development we face many constraints, and we usually think of constraints as bad things that make our jobs miserable.
If we had no constraints, we’d build beautiful software with impeccable error handling because there would be no errors. In one of my first jobs I wrote firmware for lab devices. Each device had a 32kb ROM for program storage, and those 32kb of memory constrained the type of software I could create, and the tools I could use. Article Archive. Smashing Magazine. New addtions to the 1,000+ jQuery Plugins Directory. Scott Hanselman. Open Source is hard. Security is hard There's been lots of articles about the recent OpenSSL "Heartbleed" bug. You can spend a day reading all the technical analysis, but one headline that stood out to me was "OpenSSL shows big problem with open source; underfunded, understaffed. " A fundamental part of the fabric of The Internet Itself is mostly just one person plus a bunch of volunteers.