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Hi I am trying to get to grips with querying an access database and displaying the information. I have started with a coun sql command to just return the number of rows but wanted to display this to the screen but each time it shows as null - there are …
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Hi I have created an array of random numbers but I need to stop duplicate numbers being added to the array so I have added the boolean 'fresh'. however, I somehow need to tell my 'fresh' to only check the number of elements added to the array so far and …
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Hi I am having a bit of trouble with a do while loop. I either can't get it to stop, or it doesn't do exactly as I need it to. I am using a array called nums to insert random numbers into a binary search tree. Once the tree has …
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Hi I have a JTextpane where i will be adding instructions. I know this will not be large enough, but there is no further space on my interface, so I need to add either a scrollbar or scrollpane. I have tried a few attempts at this but cannot get either …
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Hi I have searched this site for help with this and used an example of a lottery numbers program. However, I need to modify it slightly but can't seem to get it right. I would like to be able to generate random numbers between 0 and 100 (maybe negative oness …
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