comparable
Quick-sort in Java using Comparable
I was asked to improve given quick-sort algorithm: public void quickSort(Comparable[] a, int left, int right) {[详细]
2023-03-26 02:52 分类:问答Java: unchecked call to compareTo(T)
1class test { 2public static int compare0(Comparable x, Comparable y) { 3return x.compareTo(y); 4} 5public static int compare1(Object x, Object y) {[详细]
2023-03-25 06:51 分类:问答Comparable classes in Python 3
What is the standard way of making a class comparable in Python 3?(For example, by i开发者_高级运维d.)To make classes comparable, you only need to implement __lt__ and decorate the class with functool[详细]
2023-03-24 18:36 分类:问答Scala generics: Int not conforming to Comparable?
The following Scala declarations are OK: trait Base[B <: Base[B,M,ID], M <: Meta[B,M,ID], ID <: Comparable[ID]] {[详细]
2023-03-23 00:18 分类:问答Write a comparable LINQ query for aggregate distinct count in sql?
I want to get a count for each month but count should be only at most one per day even if there are multiple occurences . I have the SQL query which works right but having trouble to convert it into L[详细]
2023-03-22 21:59 分类:问答How to improve sorting on values of a Map via Collections
I often get into situatio开发者_运维知识库n when I need to sort a Map on values. Maps are not meant for that in JDK and I decided not to use Guava (seems like this stuff is one liner but I didn\'t qui[详细]
2023-03-10 20:04 分类:问答Java: checking if Comparable is not null returns NullPointerException
I have a big problem with this code and I have no idea how to cause it: while(tree.find(indexreg)!=null){[详细]
2023-03-10 17:11 分类:问答Comparing Long values using Collections.sort(object)
I\'m trying to sort a simple list of objects by a long - the below isn\'t working because one of the long strings is pushed to the top simply because it starts with a lower number. So I\'m looking for[详细]
2023-03-09 12:10 分类:问答How to sort two different objects in a collection?
Suppose I have two classes CLassA and CLassB. And they have one atributte in common, for example the number of elements that each class holds.[详细]
2023-03-09 07:15 分类:问答Can I check if an object is comparable to some other type?
I\'d like to write some code like this: if (obj.IsComparableTo(integer)) Console.Write(\"successed\"); Is this possible? If not, is there an a开发者_StackOverflow中文版lternative way of determining[详细]
2023-03-07 11:41 分类:问答