Dot Net Tricks Tutorial - For Beginners & Professionals

 

How to upload a file in MVC4

Uploading a file in Asp.Net MVC application is very easy. The posted file is automatically available as a HttpPostedFileBase parameters in the action of the controler. For uploading a file on the server you required to have a file input control with in html form having encoding type set to multipart/form-data.

 

Enhancing WebGrid with ajax in MVC4

In previous posts I have explained how can we do custom paging and sorting in WebGrid. You can also enhance WebGrid with ajax for asynchronous update of webpage.For making an Ajax WebGrid, we have to set the value of ajaxUpdateContainerId parameter, in which we want to generate the WebGrid. Usually the container should be a DIV as show below:

 

WebGrid with custom paging and sorting in MVC4

WebGrid is simply used to display the data with paging and sorting. If you want to control the default behavior of the webgrid, you need do it manually. In this article, I would like to explore how can we do custom paging and sorting. In this article I have used the MVC4 and Entity Framework 5.0 with VS2012.

 

File upload with strongly typed view and model validation

Many times, we required to upload file with strongly-typed view and also apply validation on uploading file using data annotation validators. In this article, I would like to share, how can we upload a file and validate that file, firstly at client side and after that at server side.

 

Securing Asp.Net MVC Application by using Authorize Attribute

Authorization is the process of determining the rights of an authenticated user for accessing the application's resources. The Asp.Net MVC Framework has a AuthorizeAttribute filter for filtering the authorized user to access a resource.

 

Controlling Session Behavior in Asp.Net MVC4

By default, Asp.Net MVC support session state. Session is used to store data values across requests. Whether you store some data values with in the session or not Asp.Net MVC must manage the session state for all the controllers in your application that is time consuming. Since, session is stored on server side and consumes server memory, hence it also affect your application performance.

 

Understanding Model View Controller in Asp.Net MVC

The Model-View-Controller (MVC) pattern was introduced in 1970s. It is a software design pattern that splits an application into three main aspects : Model, View and Controller. Moreover, MVC pattern forces a separation of concerns within an application or example, separating data access logic and business logic from the UI.

 

Understanding Caching in Asp.Net MVC with example

Caching is a most important aspect of high-performance web application. Caching provides a way of storing frequently accessed data and reusing that data. Practically, this is an effective way for improving web application’s performance.

 

Bundling and minification in MVC3 and Asp.Net 4.0

You can also implement bundling and minification technique with in Asp.net MVC3 and Asp.net 4.0. In previous article Asp.net MVC 4 performance optimization with bundling and minification, I have explained both the techniques, Now I would like to share you could you achieve this functionality with .Net Framework 4.0.

 

Asp.net MVC 4 performance optimization with bundling and minification

MVC4 and .Net Framework 4.5 offer bundling and minification techniques that reduce the number of request to the server and size of requested CSS and JavaScript library, which improve page loading time.

 

MVC Areas with example

Areas was introduced in Asp.net MVC2 which allow us to organize models, views, and controllers into separate functional sections of the application, such as administration, billing, customer support, and so on. This is very helpful in a large web application, where all the controllers, views, and models have a single set of folders and that become difficult to manage.

 

Resolve Ambiguous Controller Error by routes

In previous articles, I have described the Routing System and how to create Route Constraints in your application. Now the time is to resolve the common error "multiple matching controllers were found" raised by the routing system when your application have more than one controller with the same name in different namespace.

 

Route Constraints in Asp.Net MVC with example

In previous article, I have described the Routing and how to create route in your application. Now the time is how to control the behavior of a route. Basically route constraints is way to put some validation around the defined route.

 

Routing in Asp.Net MVC with example

Basically, Routing is a pattern matching system that monitor the incoming request and figure out what to do with that request. At runtime, Routing engine use the Route table for matching the incoming request's URL pattern against the URL patterns defined in the Route table. You can register one or more URL patterns to the Route table at Application_Start event.

 

MVC4 Registration form with Client and Server Side Validation

Since registration form is a common form, so I prefer it to demonstrate the basic validation in mvc4. I have already explained the validation with data annotation and how to enable client side validation in mvc razor, now my focus is to develop registration form with client side and server side validations.