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.
hi, i am doing project in swings. i am using 2 combo boxes.elements for both are added during runtime one is from database and for other from frontend based on a radiobutton clicked.when i select a element from a 1st combo box it will add elements to 2nd combobox from database but i am not able to clear prevoius elements from that combobox i tried using removeAllItems but it is giving NullPointer Exception.when that form is reloaded the previous must be cleared.please help me to solve this problem