September 2008 | Cesar de la Torre

Using Silverlight 2.0 clientaccesspolicy.xml vs. crossdomain.xml for Web-Service cross-domain access

Cesar De la TorreSeptember 29, 2008Sep 29, 200809/29/08

To enable a Silverlight control to access a web service (like a WCF Service) in another domain, the service must explicitly allow cross-domain access. Doing so, a service states that the operations it exposes can safely be invoked by a Silverlight control, without potentially damaging consequences to the data the service stores. ...

New Application Architecture Guide (v.2.0) from Microsoft Patterns & Practices!!

Cesar De la TorreSeptember 28, 2008Sep 28, 200809/28/08

Cool!, just a few days ago (Thu Sep 25 2008) Microsoft P&P have published a neat 'Application Architecture Guide' (v.2.0). It is great because "it is new", so it covers most of the new Microsoft dev technologies and application/architecture types we're dealing with, nowadays. :-) Even though P&P have published just "the begining", in ...

Silverlight 2.0 RC now available (Sept. 25th)!!

Cesar De la TorreSeptember 26, 2008Sep 26, 200809/26/08

Great news!, yesterday we launched Silverlight 2.0 Release Candidate! It is quite probable that the final RTW build will be available shortly! I wanted to mention that because of we are still in BETA phases, it is more than likely that we have to check and update our code, because this new version will probably break our currents ...

Our RIA Apps Architecture with Silverlight 2.0 Event! (Madrid Sept. 24th)

Cesar De la TorreSeptember 24, 2008Sep 24, 200809/24/08

We're actually today running an event in Madrid about RIA Apps Architecture with Silverlight 2.0. The event content is oriented towards Software Architects. Our main speaker is Josh Holmes (RIA Architect Evangelists, based on U.S.) because he's starting a roadshow around Europe. After his speech, we'll run one hour about Q&A (Chalk & ...

Optimistic Concurrency Updates using Entity Framework in N-Tier and N-Layer Applications (Part 2)

Cesar De la TorreSeptember 4, 2008Sep 4, 200809/4/08

This is my second post about "Updating data using Entity Framework in N-Tier and N-Layer Applications". If you wanna read the basics, go to my first post here: http://blogs.msdn.com/cesardelatorre/archive/2008/09/04/updating-data-using-entity-framework-in-n-tier-and-n-layer-applications-short-lived-ef-contexts.aspx So!, I finished my first ...

Updating data using Entity Framework in N-Tier and N-Layer Applications (short lived EF contexts) – (Part 1)

Cesar De la TorreSeptember 4, 2008Sep 4, 200809/4/08

First of all, we are talking about using Entity Framework and how it fits within N-Tier and N-Layer applications, ok?, that’s our initial scenario. An N-Tier application is an application where you have 3 or more physical tiers. I mean with that things like, “Presentation/Client Tier”, “Application/Business Server Tier” and “Data ...

Cesar de la Torre