ASP.NET - Scraps

If we are not using some techniques and we may forget over the period of time. So I am going to use this blog as my tech memories. So that at any point of stage i can use my blog to review / brush up these.

I think this is a good move in my tech life, I have read lot of articles in my life but i forget over the period of time. I forgot lot of VC++, SQL Server 2000, DB2, linux, Oracle administration techniques.

Triggers in Ajax - In case if we wants to reload the update panel based on a control that resides outside of the update panel, then triggers will be used.

Class Vs Struct - Structures are Value type, Classes are Reference type. Structure cannot have parameterless constructor and not inheritable, however class can.

Extension Methods -Extension methods allow existing classes to be extended without relying on inheritance or having to change the class's source code. Should have public static access identifier and parameter should have this keyword.
public static bool IsValidEmail(this string input)
{
}
Cache - Page output cache(VaryByParam,VaryByControl,VaryByHeader,VaryByCustom), key based cache, file based cache and time based cache. For more details, check this link
Page Life Cycle - Page Request => start => Initialization => Load => Postback event handling => Rendering => unload