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java Programming Glossary: doublesHow do I find out what type each object is in a ArrayList<Object>? http://stackoverflow.com/questions/106336/how-do-i-find-out-what-type-each-object-is-in-a-arraylistobject elements imported from a db made up of strings numbers doubles and ints. Is there a way to use a reflection type technique..
Is polymorphism possible without inheritance http://stackoverflow.com/questions/11732422/is-polymorphism-possible-without-inheritance odd longs filter x x 0.0 asList 1.0 1.0 filters positive doubles According to Cardelli this is a form of universal polymorphism...
bug with varargs and overloading? http://stackoverflow.com/questions/2521293/bug-with-varargs-and-overloading public static void doit double... ds System.out.println doubles public static void doit int... is System.out.println ints ..
Round a double to 2 decimal places http://stackoverflow.com/questions/2808535/round-a-double-to-2-decimal-places this out. I've been using the above to round not too big doubles to 2 or 3 decimal places happily for years for example to clean..
Fastest way to determine if an integer's square root is an integer http://stackoverflow.com/questions/295579/fastest-way-to-determine-if-an-integers-square-root-is-an-integer than in Java. Also Newton's Method still required use of doubles. A modified Newton's method which used a few tricks so that..
Strange floating-point behaviour in a Java program http://stackoverflow.com/questions/327544/strange-floating-point-behaviour-in-a-java-program point values in programming languages IEEE singles and doubles does not have exact representations for most decimal fractions...
http://stackoverflow.com/questions/3413448/double-vs-bigdecimal numbers. A Double has a certain precision. Working with doubles of various magnitudes say d1 1000.0 and d2 0.001 could result..
What's the right way to represent phone numbers? http://stackoverflow.com/questions/3483156/whats-the-right-way-to-represent-phone-numbers when I'm trying to use represent a phone number with ints doubles longs I seem to store random numbers and not the numbers I meant..
Why not use Double or Float to represent currency? http://stackoverflow.com/questions/3730019/why-not-use-double-or-float-to-represent-currency currency share improve this question Because floats and doubles cannot accurately represent most base 10 rational numbers. This.. precision as the tiny errors add up. This makes floats and doubles inadequate for dealing with money where perfect accuracy is..
http://stackoverflow.com/questions/3947227/deep-copy-of-an-object-array that the attributes are all primitive types e.g. ints or doubles and therefore a deep versus shallow copying is moot. But if..
Java floats and doubles, how to avoid that 0.0 + 0.1 + … + 0.1 == 0.9000001? http://stackoverflow.com/questions/5257166/java-floats-and-doubles-how-to-avoid-that-0-0-0-1-0-1-0-9000001 floats and doubles how to avoid that 0.0 0.1 &hellip 0.1 0.9000001 I have a very.. I have a very annoying problem with long sums of floats or doubles in Java. Basically the idea is that if I execute for float value.. error however how to get rid of this I tried using doubles to half the error but the result is still the same. Any ideas..
Performance of Java matrix math libraries? [closed] http://stackoverflow.com/questions/529457/performance-of-java-matrix-math-libraries of accuracy. We have reasons for wanting it in Java. Java doubles Fortran real 8 . Fortran 6 minutes Java 33 minutes same machine... I attempted to matrix multiply a 3000 by 3000 matrix of doubles with itself. The results are as follows. Using multithreaded..
How to nicely format floating numbers to String without unnecessary decimal 0? http://stackoverflow.com/questions/703396/how-to-nicely-format-floating-numbers-to-string-without-unnecessary-decimal-0 but the problem is they are also mixed in with actual doubles. So how do I print these doubles nicely in Java I have tried.. also mixed in with actual doubles. So how do I print these doubles nicely in Java I have tried String.format f value which is close.. this question If the idea is to print integers stored as doubles as if they are integers and otherwise print the doubles with..
How to Compare Two Numbers in Java? [duplicate] http://stackoverflow.com/questions/12561485/how-to-compare-two-numbers-in-java is greater. As you know those may be Integers Longs or Doubles but also BigIntegers or BigDecimals. So what to do Number does..
Retain precision with Doubles in java [duplicate] http://stackoverflow.com/questions/322749/retain-precision-with-doubles-in-java precision with Doubles in java duplicate Possible Duplicate Why do I see a double..
http://stackoverflow.com/questions/3413448/double-vs-bigdecimal money or precision is a must use BigDecimal. Otherwise Doubles tend to be good enough. I do recommend reading the javadoc of..
Minimum values and Double.MIN_VALUE in Java? http://stackoverflow.com/questions/3884793/minimum-values-and-double-min-value-in-java Double.MIN_VALUE is not actually the minimum value that Doubles can take I understand why it's a useful number but it seems.. clearer semantics. Also what is the minimum value that Doubles can take Is it Double.MAX_VALUE The docs don't seem to say...
Java Doubles are not good at math [closed] http://stackoverflow.com/questions/5384601/java-doubles-are-not-good-at-math Doubles are not good at math closed I am currently writing a calculator..
Java: Inaccuracy using double [duplicate] http://stackoverflow.com/questions/7856136/java-inaccuracy-using-double double duplicate Possible Duplicate Retain precision with Doubles in java Strange floating point behaviour in a Java program I'm..
How do I convert a String to Double in Java using a specific locale? http://stackoverflow.com/questions/888088/how-do-i-convert-a-string-to-double-in-java-using-a-specific-locale I want to convert some numbers which I got as strings into Doubles but these numbers are not in US standard locale but in a different..
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