Web Part Life Cycle Example

Web Part Life Cycle Example

http://www.c-sharpcorner.com/UploadFile/sarav82/webpartlifecycle01102008061313AM/webpartlifecycle.aspx

http://rajkamal29.blogspot.com/2010/07/sharepoint-webpart-life-cycle.html

http://platinumdogs.wordpress.com/2008/10/14/sharepoint-webpart-lifecycle-events/