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java Programming Glossary: powerswhy polymorphism doesn't treat generic collections and plain arrays the same way? http://stackoverflow.com/questions/10770585/why-polymorphism-doesnt-treat-generic-collections-and-plain-arrays-the-same-way for Number number source destiny.add number Thanks to the powers of covariance and contravariance this works for a case like..
What does “|=” mean? (pipe equal operator) http://stackoverflow.com/questions/14295469/what-does-mean-pipe-equal-operator If you look at those constants you'll see that they're in powers of two public static final int DEFAULT_SOUND 1 public static..
Why does Java switch on ordinal ints appear to run faster with added cases? http://stackoverflow.com/questions/15621083/why-does-java-switch-on-ordinal-ints-appear-to-run-faster-with-added-cases Since I wasn't sure whether I would actually need all the powers of 10 in case statements 10 thru 18 I ran some microbenchmarks..
How do I display a message if a jsf datatable is empty? http://stackoverflow.com/questions/1985718/how-do-i-display-a-message-if-a-jsf-datatable-is-empty here are other basic examples how to make use of the EL powers inside the rendered attribute h someComponent rendered # bean.booleanValue..
What does the ^ operator do in Java? http://stackoverflow.com/questions/1991380/what-does-the-operator-do-in-java use the traditional bit shifting trick to compute some powers of two. That is 1L k is two to the k th power for k 0..63 ... specific need you actually don't need to compute various powers of 10. You can use what is called the Horner's scheme which..
How to create expressions of type Class<List<?>> http://stackoverflow.com/questions/2012306/how-to-create-expressions-of-type-classlist question. edit My plaintive cries have been heard by the powers that be at SpringSource and so Spring 3.0.1 will have the return..
Java BigDecimal trigonometric methods http://stackoverflow.com/questions/2173512/java-bigdecimal-trigonometric-methods approximations of trigometric functions and non integer powers both however it uses its own internal representations rather..
what tomcat native library should I be using in production? http://stackoverflow.com/questions/2231163/what-tomcat-native-library-should-i-be-using-in-production
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 y 8 0xffL y 16 if bad255 int y return false Divide out powers of 4 using binary search if n 0xffffffffL 0 n 32 if n 0xffffL.. some modifications. Before doing that I divide out all powers of 2 with a binary search if x & 4294967295LL 0 x 32 if x &.. have even more than 2 square roots notably this includes powers of 2. Because our actual square root is less than 2^32 at that..
Strange floating-point behaviour in a Java program http://stackoverflow.com/questions/327544/strange-floating-point-behaviour-in-a-java-program represented exactly are those which are sums of negative powers of two. Numbers like 0.5 2^ 1 0.125 2^ 3 0.625 2^ 1 2^ 3 Etc... because they are not expressible as a sum of negative powers of two. Thus when printed out with full precision as a decimal..
How to do a fractional power on BigDecimal in Java? http://stackoverflow.com/questions/3579779/how-to-do-a-fractional-power-on-bigdecimal-in-java formula X^ A B X^A X^B to separate the calculation to TWO powers the big using BigDecimal.pow and the small remainder of the..
How to increase to Java stack size? http://stackoverflow.com/questions/3700459/how-to-increase-to-java-stack-size long fact int n if n 2 return 1 if n 65 return 0 Enough powers of 2 in the product to make it long 0. long f 2 for int i 3..
Why do applets have such a low adoption level? [closed] http://stackoverflow.com/questions/580995/why-do-applets-have-such-a-low-adoption-level the browser and even other more skilled kiddies used the powers of Applets to create traps and harmful websites so most Internet..
Java: Inaccuracy using double [duplicate] http://stackoverflow.com/questions/7856136/java-inaccuracy-using-double a number how could you represent 0.3 by adding individual powers of 2 You can't. The best you can come up with is about 0.30000000000000004..
http://stackoverflow.com/questions/842075/practical-gui-toolkit . What would be the flattest learning curve but yet enough powers to perform most of the standard GUI features What would you..
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