This is a free set of tasks for your Java practice by CodeGym. If you’re a beginner, you can start learning the basics and get immediate feedback on your progress. If you’re a seasoned learner, it will help you estimate your current level of knowledge with additional Java challenges.

CodingBat code practice · Welcome to Codingbat. See help for the latest. Java Example Solution Code · Java String Introduction (video) Java Substring v2 (video) Java String Equals and Loops · Java String indexOf and Parsing · Java If and Boolean Logic · If Boolean Logic Example Solution Code 1 (video) If Boolean Logic Example Solution Code 2 (video) Java For and While Loops ·

Complete your Java coding practice with our online Java practice course on CodeChef. Solve over 180 coding problems and challenges to get better at Java.

Java Examples Java Compiler Java Exercises Java Quiz Java Server Java Syllabus Java Study Plan Java Interview Q&A Java Certificate ... Tip: Sign in to track your progress - it's free.

This resource offers a total of 5356 Java Programming problems for practice.

Along with a wealth of other free coding classes, SoloLearn offers a Java course that users can take on the go! It’s both an app and an online platform, complete with a code playground with plenty of interactive exercises to choose from. ... For those on the hunt for plenty of practice coding ...

January 3, 2024 - This Java exercise collection is designed to deepen your understanding of Java and refine your coding skills.

Join over 28 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews.

The Java track on Exercism has 26 concepts and 155 exercises to help you write better code. See all Java exercises · The best part, it’s 100% free for everyone.

Easy Sum of Two Numbers Sum Multiples of Three and Five Factorial Linear Search Reverse String Find Maximum Average Value (Java 8 Lambdas and Streams) Convert to Upper Case (Java 8 Lambdas and Streams) Nth Odd Element Number Of Tree Nodes Count Nodes in List Count Number of Leaf Nodes Binary Tree Depth Find Second Largest Number in Array

Practice Java programming through 200+ hands-on coding challenges.

Then, practice your skills with two projects where you create and manipulate variables. ... Learn about object-oriented programming in Java. Explore syntax for defining classes and creating instances. ... Conditionals and control flow in Java programs. ... Build lists of data with Java arrays and ArrayLists. ... Use loops to iterate through lists and repeat code...

Codewars is a community where you can learn and practice coding in Java. Solve coding exercises to improve your skills.

Learn to code with fun, bite-sized challenges. Earn XP, unlock achievements and level up. It's like Duolingo for learning to code.

October 14, 2025 - W3Schools provides Java tutorials with embedded editors where learners can modify and test code immediately. The lessons cover syntax, loops, arrays, and basic OOP. Each tutorial includes exercises tied to the lesson learned.

Sharpen your Java skills with 400+ coding challenges and compete with other challengers to stay on the leaderboard. Available for all levels. Start Now.

To learn Java programming, you should code a lot – and you’ll like it! CodeGym is an online Java programming course consisting of 80% practice and 20% of essential theory.

Master the basics of Java programming by solving 60+ practice problems in real-time.

learnjavaonline.org is a free interactive Java tutorial for people who want to learn Java, fast.