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Learn Java/J2EE with simple examples

Category: Java

Contains all the java related examples

Threads

BlockingQueue

BlockingQueue is a thread-safe queue where we can enqueue on one end of queue, and dequeue on another end of queue., All BlockingQueue implementions on array or linked queues are thread-safe implementations....

Java / Threads

BlockingDeque

BlockingDeque is an extended implementation of queue where we can enqueue or dequeue on both ends of the queue. All BlockingDeque implementions on array or linked queues are thread-safe implementations. Below is...

Java

Encoding/Decoding In Java

Encoding/Decoding is the method of representing an data, to a different format so that data can be transferred through the network or web. Encoder usually converts the data into web representation and...

Java

Serialization

A Java Class Object needs to serialized if we need to store or transfer with the state values. For any IO operations or network operations usually the java class objects needs to...

Java

Encryption-Decryption (AES)

Encryption is process of encoding meaningful information using mathematical algorithms using a standard key, so that only authorised parties can only decode/decrypt it. Authorised parties usually shares the secret keys each other...

Java

Hashtable

Hashtable is an implementation for storing/processing list of objects using a hashkey and buckets. Hashtable has default load capacity of 11, where it will create default 11 buckets if not provided in...

Java

java.util.Map

Map is another important key interface in Java present in java.util package. Map contains list of objects associated with a key., for quick retrieval.Each Key is tied to one object i.e., every...

Java

java.util.Set

Set is another important Datastructure created in Java, just like List.Set is same as List, except it dont contain duplicates, and dont maintain order. As you remember, List can have duplicates &...

Java

java.util.List

List is an interface, the most widely used data structure in java, implements the Collections interface. List stores a list of objects, in an inserted order, stores duplicate values. There are different...

Java / Threads

Threads (Runnable vs Thread)

1.What is Thread? A thread in Java is nothing but an instance of class which is running independently to complete its job.Thread is created in Java with the help of java.lang.Thread class,...