ASP.NET Web Development Tutorials

ASP.NET Web Development Tutorials and Articles
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Introduction Intersystem Cache's $piece functionality is replicated in C#.NET Background $piece in Cache Objectscript returns a specific piece of a string based on a specified delimiter. It can also return a range of pieces, as well as multiple pieces from a single string, based on...
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Introduction Accessing the Mobile DB (SQL CE/ SQL Mobile) from desktop application. Synchronization of Desktop/Server DB and SQL Mobile Background Following code snippets show how to access SQL CE of a PPC 2003 or Windows Mobile DB from Desktop Application when device is craddled and...
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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
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ASP .NET has been the Microsoft lovers’ de facto tool for creating advanced web pages. ASP’s ability to adapt to the modern web requirements and the stability has made ASP one of the leaders in web application development. With the release of Visual Studio .NET 3.5 in November 2007, Microsoft...
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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...
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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...
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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...
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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...
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The most glaring difference between Web and stand-alone applications is the disconnected nature of the Web. That is, a Web application isn't constantly connected (to a database server, application server, etc.), and a stand-alone application is. The constant server calls by the Web application can...
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/// <summary> /// This method retrieve the string to encrypt from the Presentation Layer /// And return the Encrypted String /// </summary> /// <param name="str"> /// <returns> public string encryptPassword(string strText) { return Encrypt(strText, "&%#@?,:*"); }
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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...
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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...
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ASP.NET membership is used to enable users to easily use different number of membership providers for the applications. User can use the membership providers that are included in the framework or by adding own providers. The element of membership is the sub element of the system.web section. ...
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In traditional web applications, the client and server interact with each other synchronously. The web applications are processed one after another. When the client requests for a page for the first time, the server sends the page containing HTML and CSS code at once. The client enters updates on...
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Developers use various web server controls to enable users to interact with the web pages. Sometimes there is a functionality for which there is no built in control. For example, if the user has created a customized page with some labels, textboxes, and one button to enable the user to log on the...
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The complexity of web sites has rapidly gone up from the past couple of years. Started as static web pages a decade ago, web pages today are data driven and data intensive monsters that require a lot of flexibility and processing power. If the same old methods have been used for writing today’s...
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Introduction There was a need of a timer which could count down from a partcular time. Background Say for example we need to count 01:12:30 then just give the input to the timer as 01:12:30 it will start counting down and even in the negative range too. The code
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This code has been used to encrypt and decrypt query string .No matter what the length of the url is ,this code will encrypt the key and the value the query string into 25 digit using System; using System.Collections.Generic; using System.Text; using System.Collections.Specialized; using...
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This is an example of Server.Transfer and Context Handler. Through this we can get the multiple values of previous form. In this page we are displaying data from previous form. We can use this technique for multiple form registration form. Code (ContextParent.aspx.cs): - private void...
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During the communication various errors like invalid data type, type conversion, or service not available can occur. The application terminates abruptly when such errors occur. User can avoid the errors and make the application execute smoothly by providing error handling code. This process is...
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