This week's book giveaway is in the Agile and Other Processes forum. We're giving away four copies of Darcy DeClute's Scrum Master Certification Guide: The Definitive Resource for Passing the CSM and PSM Exams and have Darcy DeClute on-line! See this thread for details.
I make program which do some manipulation on data from dataase and return a double value. It works fine there is no error .Problem is that with same data it gives different output .I can't understand it because logic is same ,data is same then why it produce different result .In my program i do calculation on double and then add all the previous double .I also use Double object .Is changing from string to Double object or double and adding all this figures will it give me different result.Is using d.doubleValue gives different result . Thanks
If you add the same floating-point numbers in different orders, it's possible to get different answers. But they normally won't be significantly different, unless the numbers vary considerably in size.