TechBubbles

This post explains how to write ASP.NET MVC application which supports create, read, update and delete operations on sample database table. We build a product catalogue application using ASP.NET MVC Web application template.

Download ASP.NET MVC 1 to create the following application

To get the overview on ASP.NET MVC you can read ASP.NET 3.5 MVC Application post

1. Create a ASP.NET MVC Web application by launching VS 2008 and then select

File–>New Project. In project dialogue box enter the project name ProductCatologue and say OK.

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• ASP.NET MVC and Web Forms

New methods are added to the System.IO.File class in .NET framework 4.0 for reading and writing text files.

ReadLines

In earlier version we have used File.ReadAllLines method which returns a string array of all lines in the file.

String[] lines = File.ReadAllLines(“file.txt”);

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• .NET Framework 4 BCL
• .NET Framework 4 SortedSet
• GAC in .NET Framework
• Assembly binding in .NET Framework
• WCF Features in .NET Framework 4.0

You can get the overview on what’s new in .NET FW BCL by reading my post .NET Framework 4 BCL. This post explains about one of the feature SortedSet. .NET Framework 4 adds a new collection to System.Collections.Generic, named  Sorted Set<T>.  It is like HashSet<T>  collection of unique elements, but SortedSet<T> keeps the elements in sorted order.

The Collection is implemented using red-black tree datastructure. Compared to HashSet<T> provides lesser performance for insert,delete and lookup operations. Use this collection if you want to keep the elements in sorted order.

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• .NET Framework 4 File IO Features
• .NET Framework 4 BCL
• GAC in .NET Framework
• Assembly binding in .NET Framework
• Microsoft Amalga

All .NET developers who uses the BaseClassLibraries can read this post to know what’s New in the .NET FW 4 BCL.  Its not the scope of this post to cover all the features but you can read them on BCL team blog at blogs.msdn.com/bclteam.

The following are the features that you can explore in BCL

• Code Contracts
• Parallel extensions
• Tuples
• File IO improvements
• Memory mapped files
• Sorted Set Collection

Code Contracts

One of the major features added to the .NET FW BCL in version 4 is code contracts. Classes and methods should explicitly state that what they require and what they guarantee if those requirements are met, i.e. their contracts.

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Related Posts:

• .NET Framework 4 File IO Features
• .NET Framework 4 SortedSet
• GAC in .NET Framework
• Assembly binding in .NET Framework
• WCF Features in .NET Framework 4.0

ASP.NET 4.0 platform is built up with various components Web Forms,ASP.NET MVC, Dynamic Data Controls and ASP.NET AJAX. It has the same foundation as in ASP.NET 3.5 SP1 but refined the above features. This post speaks about features in the Web Form model.

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• AJAX Client –Side templating in ASP.NET 4.0