This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
I'm trying to build calculator desktop application in netbeans. Problem is I'm not able to get many inputs in the text box (e.g- 123+456) by clicking on buttons(0,1---9, +, - ,*, / etc). Every time when I click on one(1) it get displayed but when I click two(2), one disappears. What shall I do?