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What is the difference between float and double? - Stack Overflow I've read about the difference between double precision and single precision However, in most cases, float and double seem to be interchangeable, i e using one or the other does not seem to affec
c++ - double and accuracy - Stack Overflow A double typically provides 16 (±1) decimal digits Your example shows this: 4 8 12 16 v v v v 0 947368421052631578 long double 0 947368421052631526 double The answers agree to 16 digits This is what should be expected Also, note that there's no guarantee in the C Standard that a long double has more precision than a double The last decimal digit (16th or 17th) is not necessarily accurate
What exactly does Double mean in java? - Stack Overflow A Double in Java is the class version of the double basic type - you can use doubles but, if you want to do something with them that requires them to be an object (such as put them in a collection), you'll need to box them up in a Double object
methods - Double vs double in java - Stack Overflow Possible Duplicate: Java : different double and Double in comparison In a sample java program for one of my labs, I have two different methods taking Double and double parameters respectively
Should I use double or float? - Stack Overflow A double has a much higher precision due to it's difference in size If the numbers you are using will commonly exceed the value of a float, then use a double Several other people have mentioned performance isssues That would be exactly last on my list of considerations Correctness should be your #1 consideration
c++ - Double precision - decimal places - Stack Overflow From what I have read, a value of data type double has an approximate precision of 15 decimal places However, when I use a number whose decimal representation repeats, such as 1 0 7 0, I find tha
Whats the difference between a single precision and double precision . . . The term double precision is something of a misnomer because the precision is not really double The word double derives from the fact that a double-precision number uses twice as many bits as a regular floating-point number For example, if a single-precision number requires 32 bits, its double-precision counterpart will be 64 bits long