A collection of articles and tutorials on web development with ASP.NET by Mike Brind

Latest Entries

Getting the identity of the most recently added record

05 June 2007 22:13

SQL SQL Server Express MS Access ADO.NET

The built-in functions @@Identity and Scope_Identity() are designed to retrieve the most recently added record's autoincrement identity value from Access and Sql Server respectively. Here are some usage examples.

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Saving a user's CheckBoxList selection and re-populating the CheckBoxList from saved data

03 June 2007 22:56

ASP.NET 2.0

The user has gone to the trouble of selecting a list of checkboxes to indicate their choices. Now you need to re-present their selections so that they can edit them. How do you make sure the correct checkboxes are ticked?

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Basic file management with System.IO in ASP.NET

29 May 2007 12:37

C# ASP.NET 2.0

Some basic file and folder management tasks that require the use of classes inside System.IO

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VBScript to C# - Equivalent string functions

28 May 2007 21:18

VBScript C#

A Cheat Sheet containing the VBScript string functions and their equivalent methods in C#.

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C# Regular Expressions - the basics

24 May 2007 22:01

C#

The is a brief overview of the main classes and methods in the System.Text.RegularExpressions namespace. It doesn't cover Regex patterns in any real depth at all, but gives an introduction to the power of regular expressions using C#.

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How to read a remote web page with ASP.NET 2.0

21 May 2007 21:38

C# ASP.NET 2.0

Two classes in the System.Net namespace make it very easy to obtain the html of a remote web page. These are the HttpWebRequest and HttpWebResponse. Here's a quick demo.

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Splitting strings with C# and VB.NET

20 May 2007 20:21

C# VB.Net

Examples of splitting strings into arrays using C# and VB.Net, both with the String.Split() method, and the Regular Expressions Split() method.

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C# Regular Expressions Cheat Sheet

19 May 2007 20:36

C#

Cheat sheet for C# regular expressions metacharacters, operators, quantifiers etc

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Programmatically accessing data from DataSource controls

16 May 2007 10:06

C# ASP.NET 2.0 ADO.NET

For the main part, the DataSource controls are incredibly easy to work with. You just drag them onto your page in Design View, wire them up to a connection and provide some kind of command (ad hoc sql query or the name of a stored procedure - saved query in Access), then link them to a databound control on the page using its DataSource property. Then you run the page and all your data appears. But what if you want to get at one or more values from the returned data to do something else with it, like display it in a control that doesn't expose a DataSource property?

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Javascript functions for form fields

12 May 2007 22:54

Javascript

A number of useful functions for accessing various properties and values of form fields.

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Binding data to a DropDownList with ADO.NET

11 May 2007 22:35

ASP.NET 2.0 MS Access ADO.NET

Using ADO.NET to pull data from the Northwind database (Access version), using the saved query Current Product List.

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Send form content by email in ASP.NET

10 May 2007 22:53

C# ASP.NET 2.0 VB.Net

Using ASP.NET to send the contents of a form by email is a common requirement. This sample looks at generating an email using System.Net.Mail in both plain text and html format from a very basic Contact Us form.

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ASP.NET and Ajax - using XmlHttpRequest

08 May 2007 17:32

ASP.NET 2.0 AJAX Javascript

If you are not interested in using the ASP.NET AJAX library offered for ASP.NET, but would like to feature small amounts of AJAX functionality on your pages, you can do this easily with some javascript and a receptive page.

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AJAX and Classic ASP

06 May 2007 23:29

Classic ASP VBScript AJAX Javascript

Using the xmlhttpserver object in javascript to request an asp page containing script to output text.

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