Talha Malik

To use the “Math.min()” method in Java. Pass two values from which the minimum value needs to be found as an argument for the Math.min() method.

To sort a String in Java, use the “sort()” method with default and custom parameters, “Java 8 Streams API”, “reverseOrder()”, or define a custom method.

To reverse a list in Java, use the “Collections.reverse()” or “add() and remove()” methods or Recursion, ListIterator, Iteration, and Stream API approaches.

To return an array in Java, use the “return” keyword before the array name after the array declaration and initialization and use the “for” loop to select the array elements.

To check if a file or directory exists in Java, use the “exists()” method provided by two utilities “java.nio.file.Files” or “java.io.File”.

Dates in Java can be compared using the “compareTo()” method, the “Date” class, the “Calendar” class, or via the “LocalDate” class.

Java contains the “Collection” framework which includes multiple classes and interfaces for representing a group of objects. This collection enables storing the group of objects as a single unit. This interface contains the “List” interface and the “ArrayList” class which can be used to perform multiple operations such as sorting, insertion, deletion, and manipulation of …

A static method in Java refers to a method that is related to a class rather than a class instance and can be accessed without creating an object of the class.