Bipin Joshi

Introduction The ability to create HTTP handlers is not new to ASP.NET. However, ASP.NET 4.5 makes it easy for you to create asynchronous HTTP handlers with the new async/await keywords and Tasks. This article illustrates how an asynchronous HTTP handler can be created and consumed in an ASP.NET 4.5 web application. Creating HTTP Handlers in […]

Introduction When developing complex .NET applications sometimes you need to find out the details about the caller of a method. .NET Framework 4.5 introduces what is known as Caller Info Attributes, a set of attributes that give you the details about a method caller. Caller info attributes can come in handy for tracing, debugging and […]

Introduction Web developers frequently need to check the runtime HTML source being generated by their ASP.NET web forms and views. Visual Studio Page Inspector is a diagnostic tool that helps you to dissect and observe the HTML source and styling information of your web pages. The Page Inspector not only provides an integrated development experience […]

Introduction

Introduction ASP.NET MVC 4 Beta introduced Single Page Applications (SPA), web applications that provide rich functionality to a web page through client side scripting. As of this writing support is limited, but it does provide a basic framework for building data driven web pages using popular JavaScript libraries. This article discusses the SPA project template […]

Introduction In a typical ASP.NET MVC application, the controller sends model data to the view and the view then renders the data in the required form. In some cases, however, the view needs to display model data in different ways depending on some condition. This task can be done in the view itself or can […]

Introduction Asynchronously running code can improve the overall performance and responsiveness of your web application. In ASP.NET 4.5 web forms applications you can register asynchronous methods with the page framework. The ASP.NET page framework and .NET 4.5 asynchronous programming support then executes the operations in asynchronous fashion. This article shows how this can be done. […]

Introduction For security reasons browsers don’t allow cross-domain communication. However, in some legitimate situations cross-domain communication becomes necessary. A common work-around for this restriction is to use JSON with Padding or JSONP. Using JSONP, you return data to a caller embedded in a script. In this article you will learn how JSONP can be used […]

Introduction Whenever there is any unhandled exception in Web API controller class, most of the actual exceptions are indicated as HTTP status code 500, i.e. Internal Server Error. This generic error message is of little use to the client as it doesn’t reveal the actual cause of the server side error. However, Web API allows […]

Introduction ASP.NET web applications that require uploading files from the client machine to the server use the file field to select files. The selected files are uploaded to the server using form submission techniques. In addition to the file field, HTML5 also allows you to select files using drag and drop. Using this feature you […]

Introduction Data driven web sites rely heavily on JavaScript and JavaScript based libraries such as jQuery. The client side programming tends to become complex as the user interface becomes more and more rich. In such situations features such as data binding and dependency tracking are highly desirable. With open source libraries such as Knockout it […]