Java - Medium Articles

Java Program to Compute the Sum of Numbers in a List Using Recursion

ArrayList is a part of the Collection framework and is present in java.util package. It provides us with dynamic arrays in Java. Though, it may… Read More

Java-Collections

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Java

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Sort LinkedHashMap by Values using Comparable Interface in Java

The LinkedHashMap is just like HashMap with an additional feature of maintaining an order of elements inserted into it. Assuming you have gone through LinkedHashMap… Read More

Java-Collections

Java-Comparable

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How to Apply Borders to the Text in a Word Document using Java?

Java Library Apache POI will be used to apply borders to text in a Word Document in java. Apache POI is a project run by… Read More

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Java

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Java Program to Show Shallow Cloning and Deep Cloning

The default version of the clone method creates a shallow copy of an object. In java being object-oriented, object copying is creating a copy of… Read More

Java

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Java Program to Get System IP Address in Windows and Linux Machine

IP Address: An Internet Protocol address is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for… Read More

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Java

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Java Program to Get the Size of Collection and Verify that Collection is Empty

The size() and isEmpty() of java.util.Collection interface is used to check the size of collections and if the Collection is empty or not. isEmpty() method… Read More

Java-Collections

Java-Collections-Class

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Java

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Java Program to Display Time in Different Country Format

Locale class and DateFormat class is used to display time different Country Format. The DateFormat class in Java is used for formatting dates. A specified… Read More

Java-Date-Time

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Java

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Java Program to Check Whether an Element Occurs in a List

The List Interface in Java represents an ordered collection or sequence. This Interface helps us control where to insert elements and also access elements through… Read More

Java-Collections

java-list

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Java

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Java Program to Perform Binary Search on ArrayList

The ArrayList class is a part of the collection framework and is present in java.util package. It provides us with resizable or dynamic arrays in… Read More

Java-ArrayList

Java-Collections

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Java

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How Objects Can an ArrayList Hold in Java?

ArrayList is a part of the collection framework and is present in java.util package. It provides us with dynamic arrays in Java just as Vector… Read More

Java-ArrayList

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Java

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Java Program to Read and Print All Files From a Zip File

A zip file is a file where one or more files are compressed together, generally, zip files are ideal for storing large files. Here the… Read More

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How to Insert all the Collection Elements to the Specified Position in Java ArrayList?

The element can be inserted at the collection elements to the specified position in ArrayList using Collection.addAll() method which is present in java.util.ArrayList class. If… Read More

Java-ArrayList

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Java

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Difference Between wait() and notify() in Java

The wait() and notify() are methods of the Object class. They were introduced to part ways with polling, which is the process of repeatedly checking… Read More

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Construct a graph using N vertices whose shortest distance between K pair of vertices is 2

Given two positive integers N and K, the task is to construct a simple and connected graph consisting of N vertices with the length of… Read More

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C Programs

C++

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Python

How to Print Fast Output in Competitive Programming using Java?

In Competitive programming, most of the students use C++ as their primary language as it is faster than the other languages(e.g Java, Python) but for… Read More

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Competitive Programming

DSA

Java

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How to Check the Accessibility of the Static and Non-Static Variables by a Static Method?

The static keyword is a non – access modifier in Java which can be used for variables, methods, and block of code. Static variables in… Read More

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Java Program to Implement LinkedTransferQueue API

LinkedTransferQueue is a queue that orders elements FIFO (first-in-first-out) with respect to any given producer. The head of the queue is that element that has… Read More

Java-LinkedTransferQueue

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How to Create a Savepoint in JDBC?

A Savepoint object is used to save the current state of the database which can be rolled-back afterwards to that state of the database. Savepoints… Read More

JDBC

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Java

Java Programs

Difference Between TreeSet and SortedSet in Java

TreeSet is one of the implementations of the Navigable sub-interface. It is underlying data structure is a red-black tree. The elements are stored in ascending… Read More

Java-SortedSet

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Difference Between

Java

Difference Between PriorityQueue and TreeSet

The PriorityQueue and TreeSet both are the classes defined inside the Collection Framework. In this article, we will learn the differences between PriorityQueue and TreeSet.… Read More

Java-Collections

java-priority-queue

java-treeset

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Difference Between

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