5 Free Websites to Practice Java Online

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Here is a list of 5 free websites to practice Java online. Some of these websites provide you with sample Java problems to code and solve while some of them let you code any Java problem of your choice. You can easily code the Java problem in the provided text box and compile the code within the website to see the results.

These websites are useful for all, no matter if you are a beginner in Java or if you are a professional programmer. Most of these websites don’t even ask for registration. So let’s get started with them.

1. CodingBat:


The first website to practice Java online is CodingBat. On the home page, you will see the name of different Java concepts like Sting, Array, Recursion, etc. Each of the concept has multiple levels for you to try and code. Clicking on any concept takes you to its page where you will find related videos, helps, and resources.

To start practice, you need to click on the concept and it will take you to the page where you can code and run the code. If your code has any errors, then you will see them on the right side along with the explanation.

2. Programmr:


The next website in the list is Programmr. This website has a collection Java exercises, examples, and projects. For each of the exercise, you can also see the number of votes it has received. All the exercises are sorted in the descending order of their votes. Click on the exercise name to see the complete problem. Now, you can start coding and run it when you are done with coding. Do remember that you have to solve the Java problem in a given period of time.

Apart from Java, the website also has resources for many other languages like Android, JQuery, JavaScript, J2EE, PHP, C++, C#, Ruby, etc.

3. Tutorials Point:

Tutorials Point

Tutorials Point is the third website in the list to compile the code online . This website doesn’t provide you with problems, instead it works as virtual online JDK. It means you can work on it just like the way you do on any other Java compiler. You can open files, save files, rename files, download files, etc. Apart from this, it also provides you with the option of creating new projects, opening an existing project, etc.

It has a three-pane UI where left pane shows the individual files, the middle pane is for coding, and the right pane is the terminal to see the code.

4. Coderbyte:


The second last website in the list is Coderbyte. It lets you practice the Java language based on difficulty level. You can choose from Easy, Medium, Hard, and Members. After selecting the difficulty level, you will see multiple questions. Choose the one which you want to practice and you will see the interface shown in the screenshot above. You can see that you have to code on the right side while the option for running the code is on left.

5. Java Launch:

Java Launch

Java Launch is the last website in the list to practice Java online. It is completely dedicated to Java coding and you will find almost everything related to it. Among all the available resources, it also has an online Java compiler. You can use it to type and run the code just like you do in any normal Java compiler. It has two options Run and Reset which you can use to run the code and reset the code respectively. You should try this website if you are looking for a straightforward compiler with nothing else to mess around with.

Here, it’s time to wrap up the list of 5 free websites to practice Java online. Try them out to practice Java whenever you want to.

You may also like: 5 Free Websites to Learn Java.

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