java Programming Glossary: compareto

How to compare two Dates without the time portion?

http://stackoverflow.com/questions/1439779/how-to-compare-two-dates-without-the-time-portion

two Dates without the time portion I would like to have a compareTo method that ignores the time portion of a java.util.Date. I.. LocalDate secondDate second.toLocalDate return firstDate.compareTo secondDate EDIT As noted in comments if you use DateTimeComparator.getDateOnlyInstance..

When comparing two Integers in Java does auto-unboxing occur?

http://stackoverflow.com/questions/1514910/when-comparing-two-integers-in-java-does-auto-unboxing-occur

already know that both objects are Integer s. Fortunately compareTo knows about the types so if x.compareTo y 0 should still be.. s. Fortunately compareTo knows about the types so if x.compareTo y 0 should still be efficient. Of course this is micro optimisation..

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... compare Contact one Contact other return one.getAddress .compareTo other.getAddress You can even define the Comparator s in the..

Sorting using Comparator- Descending order (User defined classes) [closed]

http://stackoverflow.com/questions/1946668/sorting-using-comparator-descending-order-user-defined-classes

age Implement the natural order for this class public int compareTo Person p return getName .compareTo p.getName static class AgeComparator.. this class public int compareTo Person p return getName .compareTo p.getName static class AgeComparator implements Comparator..

Servlets: doGet and doPost

http://stackoverflow.com/questions/2349633/servlets-doget-and-dopost

the code which you posted doesn't look good such as using compareTo instead of equals and digging in the parameternames instead..

Java Integer compareTo() - why use comparison vs. subtraction?

http://stackoverflow.com/questions/2728793/java-integer-compareto-why-use-comparison-vs-subtraction

Integer compareTo why use comparison vs. subtraction I've found that java.lang.Integer.. I've found that java.lang.Integer implementation of compareTo method looks as follows public int compareTo Integer anotherInteger.. of compareTo method looks as follows public int compareTo Integer anotherInteger int thisVal this.value int anotherVal..

Difference between HashMap, LinkedHashMap and SortedMap in Java

http://stackoverflow.com/questions/2889777/difference-between-hashmap-linkedhashmap-and-sortedmap-in-java

to the natural ordering of the keys according to their compareTo method or an externally supplied Comparator . Additionally it..

What is the difference between compare() and compareTo()?

http://stackoverflow.com/questions/420223/what-is-the-difference-between-compare-and-compareto

is the difference between compare and compareTo What is the difference between Java's compare and compareTo.. What is the difference between Java's compare and compareTo methods Do those methods give same answer java share improve.. java share improve this question From JavaNotes a.compareTo b Comparable interface . Compares values and returns an int..

Best way to represent a fraction in Java?

http://stackoverflow.com/questions/474535/best-way-to-represent-a-fraction-in-java

include the equals method is now consistent with the compareTo method final class Fraction extends Number private int numerator.. public boolean equals Fraction frac return this.compareTo frac 0 public int compareTo Fraction frac long t this.getNumerator.. Fraction frac return this.compareTo frac 0 public int compareTo Fraction frac long t this.getNumerator frac.getDenominator long..

Very Large Numbers in Java Without using java.math.BigInteger

http://stackoverflow.com/questions/5318068/very-large-numbers-in-java-without-using-java-math-biginteger

objects. So we implement Comparable DecimalBigInt and its compareTo method. public int compareTo DecimalBigInt that How to know.. DecimalBigInt and its compareTo method. public int compareTo DecimalBigInt that How to know if one of our numbers is bigger.. hash In the equals method we simply can delegate to the compareTo method instead of implementing the same algorithm again compares..

Sort objects in ArrayList by date?

http://stackoverflow.com/questions/5927109/sort-objects-in-arraylist-by-date

Date datetime this.dateTime datetime @Override public int compareTo MyObject o return getDateTime .compareTo o.getDateTime And.. public int compareTo MyObject o return getDateTime .compareTo o.getDateTime And then you sort it by calling Collections.sort.. int compare MyObject o1 MyObject o2 return o1.getDateTime .compareTo o2.getDateTime However the above works only if you're certain..

List of useful environment settings in Java

http://stackoverflow.com/questions/7585699/list-of-useful-environment-settings-in-java

public Locale getLocale return locale public int compareTo Object object2 SortableLocale locale2 SortableLocale object2.. Locale locale2 Locale object2 return locale.toString .compareTo locale2.toString Media Properties related to synthesized and..