Category: VB.NET

.NET Client Side Field Validation not working

This was driving me nuts earlier today, so this post is a kind of reminder to myself not to forget this again: When using Routing in .NET 4 always remember to add exceptions for axd files! Example: [code]routes.Ignore("{resource}.axd/{*pathInfo}")[/code] In my case I could not get standard .Net Field Validation to work client side. It was… Continue reading .NET Client Side Field Validation not working

How to remove characters to avoid .NET Request Validation Error (A potentially dangerous Request.Path value was detected from the client)

In .NET Framework 4 url checking – request validation – is different from .Net 2.0. This is the error you will see when you hit this: Server Error in ‘/’ Application. A potentially dangerous Request.Path value was detected from the client Description: An unhandled exception occurred during the execution of the current web request. Please… Continue reading How to remove characters to avoid .NET Request Validation Error (A potentially dangerous Request.Path value was detected from the client)

ASP.NET 4.0 Chart Control Problems on IIS7

I have been playing around with the ASP.NET 4.0 Chart Controls for a new web site (Bilvärdet.se – used car price statistics) When deploying it to IIS7 on my Windows Server 2008 I ran in to a few problems: 1) I did not have .NET 4.0 Framework installed on the server 🙂 It turns out… Continue reading ASP.NET 4.0 Chart Control Problems on IIS7

BC30560: ‘MySqlConnection’ is ambiguous in the namespace ‘MySql.Data.MySqlClient’.

I got this error in one of my ASP.NET web sites after uploading a new version: BC30560: ‘MySqlConnection’ is ambiguous in the namespace ‘MySql.Data.MySqlClient’. It worked fine on my development machine but not on the production server. I could not figure out what it was for quite some time. Turned out I had added the… Continue reading BC30560: ‘MySqlConnection’ is ambiguous in the namespace ‘MySql.Data.MySqlClient’.

Convert Accented Characters to ASCII

It is pretty simple in .NET to convert Western Unicode (non-ASCII, accented, diacritics) to ASCII, but regardless I had a hard time figuring it out it so I’m posting here for my own future reference. [code lang=”vb”] Dim strTest as String = "Any string containing accented characters, e.g. åäöéèêÅÄÖÉÈÊ" strTest = System.Text.Encoding.ASCII.GetString(System.Text.Encoding.GetEncoding(1251).GetBytes(strTest)) [/code]

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