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Ok now suppose i have some code and there is a point where the user is asked to input some value into showInputDialog...and then the user must input a String value, but if the user inputs an integer value, the program crashes...please help me and explain me how can i …
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Well, my problem is that i have to print some text in a dot matrix printer with a 8.5in width x 6.5in height page. At first, I change the paper size of the printer in the server properties from windows and it fixed the problem but now i need to … |
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I'm developing an application which uses a Timer so that the JButtons that the application has, blink each half a second, And the problem is that it works properly until I make some JButtons fire events. When this happens the timer speeds up, but its delay is the same. I … |
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Well, I would like to know how can i print invoices in java. the page that my printer is using is like a type of template which has already written the fields(like name, address, id and so on). So, what i want to do is to print the data in … 
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At the moment Im developing a java application but Im having a problem. Im using a JFrame that takes different JPanels, I mean i change its ContentPane for another JPanel everytime i want to show new information. Im using a database too, im reading data from it im writing them …
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