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Tag: java

Find closest factor to a number, of a number

I am trying to automate the finding of the closest factor of a number to another number; Example: Closest factor of 700 to 30 is 28 (30 does not go into 700, but 28 does). An obvious solution is just to get all the factors of 700 and do a simple distance calculation to find the nearest factor to 30,

Returning ResultSet without close?

I would like to have a database connection managing class which I can use for simple SQL commands like SELECT, INSERT etc. by simple calling something like this (class below): This is class I’ve found on web: Is this way of returning ResultSet without closing it (and closing the statement) right? How can I return the ResultSet from the method?