ASP.NET Web Development Tutorials

ASP.NET Web Development Tutorials and Articles
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Background This article continues my previous one, to add watermark in PDF files, now we will go ahead and look how to add password in PDF File. Please check Add WaterMark In PDF Files. The code Imports System Imports System.IO Imports iTextSharp.text
Introduction Exporting data from a data table to Excel or CSV is one of the most common functionality required in ASP.NET Web Application or .NET Window application. Users can download the data from the data grid into an Excel spreadsheet or CSV file for offline verification and/or computation....
Introduction Usually in Projects we need some images which are in icon format. Generally we get images in .JPG OR .BMP format. This code snippet when compiled and executed on .Net machine will convert the JP OR BMP file in to .ico format. The code Code: .NET using System; using...
Introduction Quite Often, We may wish to inform the user of a successful or an unsuccessful operation in a web form application. An effective way to communicate an important message to the user is through the use a MessageBox or a JavaScript "alert". The MessageBox class in the...
Introduction The functioned mentioned manipulates the already added bar graph(Chart object) using VB.NET(front end). One can change the value of the bar graphs, the properties of the chart at runtime. Some of the properties are accessed in the function. Validation can also been...
Everything you need comes with the .NET Framework. When you say you are trying to connect to SQL Server, you need to know a bit more than how to create a connection, but also how to return data and display it. Firstly, there are actually many ways to do this in .NET - some in code, some through...
Introduction In this article we will examine how to parse an RSS feed via an ASP.NET Web page using DataGrid. You can read more about RSS Feeds Getting the Remote XML Data Into a DataGrid In order to display the data from the RSS feed, the first thing we...
What Is A Cookie A cookie is a small text file sent to a web user's computer by a website. A cookie can be used to identify that user to the website on their next visit. Common uses include remembering login data, user preferences, and providing favorites lists. How Does A Cookie Work ...
Uploading of File When we are talking about uploading of file, we mean to say upload file physically and save into a particular location in server. We can also upload file that means save file into database. Let us first examine how we can upload file physically in a particular location in...
Microsoft ASP.NET 3.5 and Visual Studio 2008 have given us a lot of new features in Web development and design. They include ASP.NET AJAX controls, new web controls, LINQ and improvement of Nested master page, CSS, JavaScript, addition of WPF,WCF and others which makes Web development easier and...
What is Partial Page Rendering? Partial page rendering is a concept of rendering only a portion of web a page instead of whole page and thus improve user experience and makes the response time quicker. It can be achieved using Ajax. What is Ajax? Ajax means "Asynchronous Javascript and...
What is an application domain? In classic ASP there is no concept like Application domain .Application domain is a new security boundary concept in Dot Net. Process can be divided into multiple application domains. We know process level isolation that means if one process crash that will...
What are the different ways of state management in ASP.NET? There are basically two ways for state management: Client side state management: ViewState, Cookies, Hiddenfield, QueryString Server side state management: Session variable, Application variable Cache can be both server side and...
Master Pages in ASP.NET are files that have .master extensions. ASP.NET master pages allow us to create a consistent layout and look & feel for all the pages or a group of pages in web application. A page which uses a master page is known as the content page. We can then create individual content...
Introduction An error is an event; an exception is the object that the event creates. When the program flow is blocked by an error, then there should be a solution to overcome that which we could call as exception. These exceptions are classified as structured and unstructured exceptions. Error...