This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
I have a text field grpid and based on the grpid I enter I need to populate database values for 3 other text fields in the page. Should I call a action class onchange of textfield ? Is this the right approach.