Random number of items from a Generic List extension method
Here is a code snippet for returning N number of items from a generic list using a extension method. This requires .NET 3.5. public static class Extensions { /// <summary> /// method for returning N number of random items from a generic list [...]
Could not load file or assembly ‘NameOfAssemblyGoesHere’
Encounted the following error: Could not load file or assembly ‘NameOfAssemblyGoesHere’ or one of its dependencies. An attempt was made to load a program with an incorrect format. The problem happened when deploying a web application to a 64bit server where all the required DLL’s where marked as running only on a 32bit system. You [...]
Change username in ASP.NET Membership Provider
Found a great article here about the process of changing the username with the ASP.NET Membership Provider. Here is a summary of the process that I found best useful which is one of the comments: 1. Make sure New UserName is Unique 2. Update the aspnet_Users table directly 3. Execute to following code to change [...]
IIS Wont start error 13 data is invalid
I got the following error when trying to figure out why I couldn’t start IIS 7 on Windows Server 2008 R2. I tried to start the World Wide Web Publishing Service but its dependency Windows Activation Service wouldn’t start. I got the following error in the Event Log: The Windows Process Activation Service service terminated [...]
A way around page refreshes/back button problems with a simple concept
The problem: You have a form in which the user fills out and clicks a “submit” button that validates their input, does some processing and output’s some results. The problem being the application needs to cater for page refreshes, back buttons and the case of the page being submitted more than once (latency/slow internet connection). [...]
Search any major auction site in NZ
Checkout http://www.auctionsearch.co.nz/ You can search for listings with TradeMe, Zillion and Sella all from the one site, very useful tool for looking for bargins across several systems. A very good example of using the .NET (C#) framework.
Could not write lines to file xxx.FileListAttribute.txt Access Denied
Using Visual Studio Team System Edition, you may come across this error when trying to build a solution “Could not write lines to file xxx.FileListAttribute.txt. Access is denied.” Simple solution..delete the files from the obj directory, reload your solution and attempt to build. Rember: Dont add obj/bin folders to your source safe, and these change [...]
The custom tool ‘MSLinqToSQLGenerator’ failed. Unspecified error
I kept getting this error “The custom tool ‘MSLinqToSQLGenerator’ failed. Unspecified error. For me, this was caused when I was using partial classes and had several using statements at the top of the file: using System.Data.Linq; using System.Data.Linq.Mapping; using System.Data; using System.Collections.Generic; using System.Reflection; using System.Linq; using System.Linq.Expressions; using System.ComponentModel; using System; {namespace} {code} To [...]
Match Whole Words Regular Expressions
Example: Dim regExp As New Regex(String.Format(“\b{0}\b”, keyword), RegexOptions.IgnoreCase) This is the same as doing the following: note.note_content.StartsWith(InputKeyword & " ") OR _ note.note_content.EndsWith(" " & InputKeyword) OR _ note.note_content.Contains(" " & InputKeyword & " ") References: http://answers.oreilly.com/topic/217-how-to-match-whole-words-with-a-regular-expression/ http://stackoverflow.com/questions/810078/search-for-whole-word-with-linq-to-sql
Unable to cast object of type ‘ Issue
I came across this error: System.InvalidCastException: Unable to cast object of type ‘<TakeIterator>d__3a`1[Class]‘ to type ‘System.Collections.Generic.List`1[Class]‘. This occured when trying to use the Take extension (list.Take(n)) from a generic list of objects. The problem is when you use the Take extension, it returns a new sequence ( IEnumerable). I got around this issue by using: [...]
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CodeLab Twitter- codelabnz: From a bb February 6, 2012
- codelabnz: @bartekmarnane some info on micro orms http://t.co/UDfv5ML7 February 5, 2012
- codelabnz: @bartekmarnane depends on the project, but i found u have 2 be very careful with EF and the type of SQL it generates February 5, 2012
- codelabnz: @bartekmarnane I have been using EF for awhile, good for building apps quickly, but found it performs bad on higher traffic web applications February 5, 2012
- codelabnz: stuff it, I give up on Entity Framework, going to a micro ORM, back to writing SQL queries! I would rather do this than have a slow app! February 5, 2012
- codelabnz: Been too busy for tweeting lately January 21, 2012
- codelabnz: Blog Post: Setting the screen position when visiting previous page with jQuery http://t.co/evuKxVv0 January 17, 2012
- codelabnz: is anyone using Godaddy Cloud hosting? can someone provide their website so I could do a speed test? January 9, 2012
- codelabnz: Blog Post: Magento Fontis Paymate Module Fix for Not Passing Data Issue http://t.co/tgaDjmHv December 28, 2011
- codelabnz: first attempt upgrading magento from 1.4 to 1.6 fail. worst upgrade documentation. time to bring out the hack ninja December 27, 2011