Collections framework is one of the powerful feature of java. It basically introduced to store the different types of individual objects in a single entity. Framework provides the ready made methods to perform various operations like searching, sorting etc. It is present in the java.util package. The collections framework consist of the following components 1)Interfaces …
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Comparator interface in java is used to sort the elements of collection in some specific orders. Features of Comparator interface 1) Comparator is present in java.util package. 2) Comparator has two methods – compare() and equals() method. Comparator Interface Methods There are two methods defined by the comparator interace 1) Public int compare( object obj1 ,object …
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Stack is a child class of vector specially designed for inserting element only in LIFO (Last In First Out) order. That means which element is inserted last will be removed first and which element was inserted first will be removed at last. So Stack is also works in FILO (First In Last Out) structure, but …
Here is the complete tutorials for the Vector in Java. Here is the detail explanation of vector in Java.Basically vector is a class which implements the collection interface in Java. VECTOR class in Java is one of the implemented class of List Interface. Vectors Features The underlined data structure for Vector is Resizable Array or …
In this article we are discussing the most common JAVA interview question asked in almost all interviews. What is the difference between Interface and Abstract Class in JAVA ? Now here we will answer this question and hope you will get clear after reading this article the difference between the Interface and Abstract Class in …
Interface and Abstract Class in JAVA : A complete difference Read More »