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Master Java Fundamentals with Over 70 Fun Java Code Challenges!

Do you know what is the most widely used programming language in the world?

Java.

That was easy, right?!

But Java is not only the most popular language, it is also very powerful.

Developers who know Java in depth are highly valued by the market and able to create high quality code that is easy to maintain.

Also, many developers are hired "just" for mastering Java!

And how do you become a Java ninja?

Well, there are many ways to learn, but I see Java as a skill that you develop and improve with practice and consistency.

That's why I wrote the book Java Challengers!


And I put in it more than 70 Java code challenges, so you can not only read the book and absorb its concepts, but also practice and improve your ability to solve them.

The challenges are fun and will help you greatly improve the quality of the code you write.

(even if you are a senior developer)

In other words: all challenges will test your understanding, not just give you the concepts to get to know.

You will learn Java from real-life situations, so you will know how to solve them when you encounter them in similar projects.

And you will also stay up-to-date with the latest versions of Java, such as Java 17.

So if you are a developer who really wants to develop your full potential and be a reference in Java and as a software engineer...

The Java Challengers book will provide you with valuable and practical guidance through the concepts and leaving no gaps.

Although the concepts of the book are complex, they are explained in a practical way, with the goal of making your learning process easier.

After reading the book, try to solve each challenge, you can also test the provided code and run your own tests, changing it and analysing the output.

This will help you connect the dots with the content you will absorb in the book.

In other words: you can still use the concepts you have learned in your daily work!

(the main goal of getting deeper into a programming language)

For all these reasons, it is well worth investing time in a deep dive into the world's leading programming language through Java Challengers!

Unconditional 30-Day Satisfaction Guarantee
or I'll refund your money instantly!


This is my way of helping you to make your decision as easy as possible. If within these 30 days you decide that this book is not for you, just go to your purchases on LeanPub and request a refund, and I will refund your money immediately, without any questions.

So, are you ready for all the challenges?

How many of them do you think you can get right?

Start now to take your Java skills to a whole new level!


And get ready to go to level up your career!

Break your limits,
Rafael del Nero