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 | hey guys how do i change the value in a JLabel when a value in the JComboBox changes, example when i change a combo box value from airplanes to cars, the value in jlabel changes from $100k to $10k. thanks.  |
| | hi guys a beginner here. can i get some help ? how do i prevent error for eg. i only one Y/y or N/n to be written and when other characters or integers are written, it will show an error message. the default doest seem to be working switch(Confirm) { … |