Linked List
A linked list is a sequence of data structures, which are connected together via links. Linked List is a sequence of links which contains items. …
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Collections in Java
Collections in java is a framework that provides an architecture to store and manipulate the group of objects. All the operations that you perform on …
Queue
Queue is an abstract data structure, somewhat similar to Stacks. Unlike stacks, a queue is open at both its ends. One end is always used …
Array Handling in Java
Java – Arrays Java provides a data structure, the array, which stores a fixed-size sequential collection of elements of the same type. An array is used …
String Handling
String handling in Java is an essential part of programming, as strings are used extensively in applications. Java provides the String class and various methods …
Stack
A real-world stack allows operations at one end only. For example, we can place or remove a card or plate from the top of the …
Multithreading
Multithreading in java Multithreading in java is a process of executing multiple threads simultaneously. Thread is basically a lightweight sub-process, a smallest unit of processing. Multiprocessing …
Wrapper Classes
What are Wrapper classes? As the name says, a wrapper class wraps (encloses) around a data type and gives it an object appearance. Wherever, the …
Java throw and throws keyword
Java throw keyword The Java throw keyword is used to explicitly throw an exception. We can throw either checked or uncheked exception in java by …
Java Networking
In Java, networking is performed using Transmission Control Protocol/Internet Protocol (TCP/IP) or the User Datagram Protocol (UDP). Java provides a low-level control on the connection, …