Sometimes we want to sort a list based on some property. suppose we have a list of usermodel and we want to sort list by firstname then we can do that easily by using collections.sort() and comparator ...

An array of strings named "words," for example, can be sorted by calling the "Arrays.sort(words)" method, which will immediately sort the strings in the array in alphabetical order.

Option #1: Storing an ArrayList Create a Java program that will store 10 student objects in an ArrayList, ArrayList. A student object consists of the following fields: int rollno String name String ...

code 01: Code Testing, use Eclipse IDE add-ons for Unit Testing (with JUnit) and Coverage Testing (with EclEmma). code 02: BucketSort, an intro to Java Interfaces, Object-Oriented design, generics, ...