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java Programming Glossary: compareHow to sort a Map<Key, Value> on the values in Java? http://stackoverflow.com/questions/109383/how-to-sort-a-mapkey-value-on-the-values-in-java orderings that are inconsistent with equals. public int compare String a String b if base.get a base.get b return 1 else return..
Calculating the Difference Between Two Java Date Instances http://stackoverflow.com/questions/1555262/calculating-the-difference-between-two-java-date-instances I'm using Java's java.util.date class in Scala and want to compare a date object and the current time. I know I can calculate the..
Sorting an ArrayList of Contacts based on name? [duplicate] http://stackoverflow.com/questions/1814095/sorting-an-arraylist-of-contacts-based-on-name private String phone private Address address public int compareTo Contact other return name.compareTo other.name Add generate.. address public int compareTo Contact other return name.compareTo other.name Add generate getters setters and other boilerplate... contacts new Comparator Contact public int compare Contact one Contact other return one.getAddress .compareTo other.getAddress..
Converting ISO8601-compliant String to java.util.Date http://stackoverflow.com/questions/2201925/converting-iso8601-compliant-string-to-java-util-date mm ssZ to be ISO8601 compliant if used with a Locale compare sample . However using the java.text.SimpleDateFormat I cannot..
How to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android all processes to see the total RAM they are using and compare pss between processes to get a rough idea of their relative..
non-static variable cannot be referenced from a static context http://stackoverflow.com/questions/2559527/non-static-variable-cannot-be-referenced-from-a-static-context to have my methods recognize my variables at the top like compareCount etc public class MyProgram7 public static void main String.. throws IOException Scanner scan new Scanner System.in int compareCount 0 int low 0 int high 0 int mid 0 int key 0 Scanner temp.. base if low high mid low high 2 if key list mid found true compareCount end of inside if end of outside if else if key list mid..
http://stackoverflow.com/questions/2864840/treemap-sort-by-value implements Comparator Map.Entry String Integer public int compare Map.Entry String Integer e1 Map.Entry String Integer e2 if e1.getValue.. K V new Comparator Map.Entry K V @Override public int compare Map.Entry K V e1 Map.Entry K V e2 return e1.getValue .compareTo.. Map.Entry K V e1 Map.Entry K V e2 return e1.getValue .compareTo e2.getValue sortedEntries.addAll map.entrySet return sortedEntries..
How to internationalize a Java web application? http://stackoverflow.com/questions/4276061/how-to-internationalize-a-java-web-application know how to move forward further. I want to learn how to compare strings and I need to know how to implement internationalization..
http://stackoverflow.com/questions/7520432/java-vs-equals-confusion though first letter is not capitalized . equals will only compare what it is written to compare no more no less. if equals is.. . equals will only compare what it is written to compare no more no less. if equals is not overridden it defaults to..
Java String.equals versus == [duplicate] http://stackoverflow.com/questions/767372/java-string-equals-versus This question already has an answer here How do I compare strings in Java 27 answers This code separates a string.. tokens and stores them in an array of strings and then compares a variable with the first home ... why isn't it working public.. question Use the String.equals String other function to compare strings not the operator. The function checks the actual contents..
Difference Between Equals and == http://stackoverflow.com/questions/971954/difference-between-equals-and types of a and b are reference types In Java will always compare for identity i.e. whether the two values are references to the..
Java comparison with == of two strings is false? http://stackoverflow.com/questions/995918/java-comparison-with-of-two-strings-is-false Customer Service Clerk Alegra Keith.doc.txt But when I compare parts 0 with 231 231 parts 0 the above result is false I'm confused.. string equals share improve this question The operator compares the object references not the value of the String s. To compare.. the object references not the value of the String s. To compare the values of String s use the String.equals method 231 .equals..
private final static attribute vs private final attribute http://stackoverflow.com/questions/1415955/private-final-static-attribute-vs-private-final-attribute to the variable is referring to the exact same data. Compare this with an instance variable in that case there's one independent..
http://stackoverflow.com/questions/1647260/java-dynamic-array-sizes data member which leads to all sorts of defensive copying. Compare this to the List version class Myclass private List Integer..
Why did java have the reputation of being slow? [closed] http://stackoverflow.com/questions/2163411/why-did-java-have-the-reputation-of-being-slow of time compilers and even in rare cases manual inlining. Compare to C C where method calls come with a small performance penalty..
How Best to Compare Two Collections in Java and Act on Them? http://stackoverflow.com/questions/23445/how-best-to-compare-two-collections-in-java-and-act-on-them Best to Compare Two Collections in Java and Act on Them I have two collections..
What is the memory consumption of an object in Java? http://stackoverflow.com/questions/258120/what-is-the-memory-consumption-of-an-object-in-java For example a int 128 2 instance takes 3 600 bytes. Compared to the 1 040 bytes an int 256 instance uses which has the same.. case of byte 256 1 the overhead factor is almost 19 Compare that to the C C situation in which the same syntax does not..
http://stackoverflow.com/questions/2592501/compare-dates-in-java dates in Java How do I compare dates in between in Java Example..
Avoiding “!= null” statements in Java? http://stackoverflow.com/questions/271526/avoiding-null-statements-in-java ... if we can't find any actions return DO_NOTHING Compare Parser parser ParserFactory.getParser if parser null now what..
http://stackoverflow.com/questions/2762093/java-compare-two-lists Compare Two Lists I have two lists not java lists you can say two columns.. two versions. One using ArrayList and other using HashSet Compare them and create your own version from this until you get what..
What is the concept of erasure in generics in java? http://stackoverflow.com/questions/313584/what-is-the-concept-of-erasure-in-generics-in-java extra type information has been erased by the compiler. Compare this with say C# where the information is retained at execution..
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 X^ A B X^A X^B B remainder double dn1 n1.doubleValue Compare the same row of digits according to context if CalculatorUtils.isEqual..
Why Java does not see that Integers are equal? http://stackoverflow.com/questions/4428774/why-java-does-not-see-that-integers-are-equal the same else game.log.fine different game.log.fine Compare pay 0 pay 1 point 0 point 1 And it produce the following output.. 1 And it produce the following output FINE different FINE Compare 60 145 60 145 Probably I have to add that point is defined like..
Interesting uses of sun.misc.Unsafe http://stackoverflow.com/questions/5574241/interesting-uses-of-sun-misc-unsafe this question examples VM intrinsification. ie CAS Compare And Swap used in Lock Free Hash Tables eg sun.misc.Unsafe.compareAndSwapInt.. CAS read more about CAS here http en.wikipedia.org wiki Compare and swap The sun.misc.Unsafe functionality of the host VM can..
A rotated square panel in Java GUI http://stackoverflow.com/questions/6333464/a-rotated-square-panel-in-java-gui usable event coordinates should also be transformed. Compare this considerably more complex example that mirrors components...
comparing float/double values using == operator http://stackoverflow.com/questions/6837007/comparing-float-double-values-using-operator always accurate because of rounding errors. Recommendation Compare the two float values to see if they are close in value. float..
Any good interview questions to ask prospective Junior java developers? [closed] http://stackoverflow.com/questions/72183/any-good-interview-questions-to-ask-prospective-junior-java-developers purposes please. java share improve this question Compare and contrast don't you love that phrase the modifiers public.. phrase the modifiers public private protected and default. Compare an interface to an abstract class and give an example of when..
How to convert a char array back to a string? (Java) http://stackoverflow.com/questions/7655127/how-to-convert-a-char-array-back-to-a-string-java char s and join them back is not required in normal code. Compare this to C C where foo you have a bundle of char s terminated..
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