HTML Tutorials & Articles
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Generate Thumbnail Images from PDF Documents in .NET
by Jonathan HodgsonThis article presents VB.NET code to create thumbnail images from a directory of Adobe Acrobat PDF documents using the .NET Framework.
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Dynamic Column Sorting and Paging in ASP.NET
by Dimitrios MarkatosDemonstrates how to enable your visitors to sort your datagrid by columns, and implement paging.
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.NET Applets
by M KenyonMark walks you through how you go about creating a ".NET Applet" - a Windows Forms control hosted within a web page.
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Building a Full-Featured Custom DataGrid Control
by Dimitrios MarkatosIn this article, we will demonstrate how you can build your very own Datagrid control component, one that you will be able to customize, and more importantly reuse. Based on this ability, you will then end up with one powerful control that will have many implementations, from which you could learn about creating almost any other types of custom controls.
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Implementing two-way Data Binding for ASP.NET
by Rick StrahlASP.NET simplifies many things but data binding simple controls like textboxes and checkboxes leaves a lot to be desired. Databinding is one-way only and you end up doing lots of repetitive work to publish your data. In this article I'll show you how simple databinding in .Net works and then show how to create custom controls that implement two-way binding to make short work of creating databound forms.
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SQL Injection Attacks by Example
by Stephen J. FriedlSteve Friedl takes a look at how your site could be vulnerable to SQL injection attacks - complete with numerous examples - and the action you can take to prevent them.
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Tree structures in ASP.NET and SQL Server
by James CrowleyTakes a look at how tree structures can be usefully stored in a relational database such as SQL Server, and how to implement web directory-like features such as breadcrumbs.
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Implementing HTTP Handlers in ASP.NET
by Michael FlanakinASP.NET uses HTTP handlers to process all requests - and we can use these to interact with HTTP requests before they get to a web page. This article is an in-depth discussion on the topic of HTTP handlers including pros, cons, and a sample implementation that you can extend.
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Valid XHTML within .NET
by Kevin BrownAt present none of Microsoft's ASP.NET controls intrinsically support the strict W3C XHTML standards. This can cause problems when using ASP.NET controls on pages that need to conform to one of the XHTML standards. In order to use Microsoft's supplied controls some modifications will be required. This series of articles intends to focus on the more widely used controls and the steps required to make them output valid code.
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Retrieving HTTP content in .NET
by Rick StrahlThis article discusses the .NET WebRequest and WebResponse classes used to retrieve HTTP content over the Web in detail. In the process a number of related .NET development issues are described including stream handling, string encoding, using delegates, implementing events and creating new threads to run HTTP requests simultaneously.
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ASP.NET Controls Explained: Part 1/2
by James YangIn ASP.NET, there are several features that we can use to make our code reusable and independent of other code, including user controls, server controls, and the code behind method. In this article James explains what each of these features are used for, and also shows you how to use each one by providing a number of simple yet detailed ASP.NET examples.
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ASP.NET Controls Explained: Part 2/2
by James YangIn this, the final article of the two part series relating to ASP.NET controls, James teaches us about custom controls and components. He talks about creating them, as well as compiling them from the command prompt using the C# compiler. He also provides two ASP.NET examples that demonstrate how to both create and integrate custom controls and components into our ASP.NET pages.
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Selecting, Confirming & Deleting Multiple Checkbox Items In A DataGrid (i.e. HotMail & Yahoo)
by Dimitrios MarkatosIn this article, we will examine how to create a fully functional DataGrid with all the features you'd find set up on Hotmail or Yahoo. As an added bonus we'll be performing all of our data tasks strictly utilizing Microsoft's new Data Access Application Block or DAAB v2.
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Making skinned custom controls
by Thomas JohansenThis article will show you how you can easily make your custom controls skinned by deriving from a new control class that we will call SkinControl.
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RichTextLabel WinForms Control
by Palo MrazEmbedding and displaying RTF resources to tweak the UI of an application easily and efficiently.
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Creating a Master-detail page
by Thomas JohansenDemonstrates how to create a master-detail page in ASP.NET using nested repeaters.
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Introduction to custom server controls
by Thomas JohansenIn this article I'll guide you through the creation of a guestbook, as an introduction to developing custom server controls
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Make your Classic ASP code work like in ASP.NET
by Christian CalderonDeveloping in Classic ASP using the same technics as in ASP.NET?. If you have to work in Classic ASP, why don't do it the right way? By using a similar framework not only your code will be more organized and efficient, but it will take you a fraction of the time to port to ASP.NET!
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Creating a Generic Site-To-Rss Tool
by Roy OsheroveI’ll show how to use regular expressions to parse a Web page’s HTML text into manageable chunks of data. That data will be converted and written as an RSS feed for the whole world to consume. Finally, I’ll show how to create a generic tool that enables you to automatically generate an RSS feed from any website, given a small group of parameters.
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In Depth ASP.NET using ADO.NET
by John GodelIn this article we will discuss a number of ways to retrieve, show, and update data with ASP.NET forms using ADO.NET. Also, we will have a clear idea about the most common server controls in ASP.NET. In particular, with this article we will cover ASP.NET server controls, ADO.NET DataSource, and creating Templated DataBound Controls, ASP.NET forms, using data with controls. John Godel