Get Checked Repeater Items Extension Method

objectreference.net — Imagine you have a list of some items and checkboxes next to each item providing the ability for a user to make multiple choices and submit a result in one go. Weather you are implementing a news groups subscription, user survey or online products catalogue - the code behind is the same: we bind some object list to a data control like Repeater, add a checkbox to every item, set checkbox value to item ID. read more...

add a comment | category: C# | Views: 135

Object reference not set to an instance of an object

objectreference.net — This article is intended for amateur programmers, and/or people new to Object Oriented programming. “Object reference not set to an instance of an object” is probably the most common run-time exception message spat-out by the .Net framework, and most programmers will probably encounter this more often than any other framework exception type. read more...

add a comment | category: C# | Views: 25

the LinqToSQL is a lie

objectreference.net — LinqToSql is amazing! I've been working with it for the past week and loving every moment. However i've noticed somethig weird, it lies to me about the SQL it's generating. Here is my example... read more...

4 comments | category: Linq | Views: 13

A C# Operator I would like to see.

objectreference.net — You could argue there are too many operators in C# as it is; however, I feel having an acute knowledge of the available operators is like knowing CTRL + B will bold the selected text in most word processing software. To put it simply, it hurts no-one, whilst providing shortcuts to advanced users... read more...

add a comment | category: C# | Views: 8

Select Text or Value From DropDownList Extension Method

objectreference.net — I keep forgetting how to do it and end up spending ages searching for it, so here is a very usefull extension method that allows you to select an item from a DropDownList using the text or value of the item without needing to know the index of the item. read more...

add a comment | category: C# | Views: 3

Enum TryParse Extension Method

objectreference.net — TryParse method is very helpful if you need to convert string representation of a value to a value itself. TryParse is better than Parse method because it doesn’t throw any exceptions and just returns a Boolean value to indicate weather the parsing was successful. Surprisingly there is no TryParse method available to use for Enum and this is where extension method can be extremely useful. read more...

add a comment | category: C# | Views: 17

Response.Redirect ThreadAbortException, why it’s a good thing

jonsagara.com — A couple of months ago, I ran into a problem where I was seeing a bunch of ThreadAbortExceptions showing up in my logs. It didn’t take long to track down why – I was calling Response.Redirect from within a try/catch block in my ASP.NET code-behind page, and the catch block was catching the ThreadAbortException and writing it out to the log. But why was the ThreadAbortException being generated? read more...

add a comment | category: Events | Views: 0