MEF is based on 3 keywords: export, import, compose. Since these 3 words all start with a letter that can be combined to a word, and MEF is cool, here’s a hint on how to remember it: MEF is cool as ICE!

I hope most of you are by now aware that in .NET 4.0, there have been some major changes made in Windows Workflow 4.0. Most of the activities of WF 3.x are now changed by new activities. In this article, we will see how a workflow can be designed using procedural activities, how input arguments can be specified in a workflow and how a hosting application can pass these input arguments. We will be using Beta 1 release of VS2010, .NET 4.0.
This article explains following activities of WF 4.0:
- Sequence Activity.
- IfElse activity.
- InvokeMethod.

Disabling controls on a Page using jQuery is a cakewalk, thanks to the wonderful Selector API. Here’s an example.

Sliding labels adhv jQuery. Updated script te vinden op http://www.csskarma.com/blog/sliding-labels-v2/

Forms are usually seen as that obnoxious thing we have to markup and style. I respectfully disagree: forms (on a par with tables) are the most exciting thing we have to work with.

Here we’re going to take a look at how to style a beautiful HTML5 form using some advanced CSS and latest CSS3 techniques. I promise you will want to style your own forms after you’ve read this article.