Install a Java Development Kit (JDK)
It provides exercises, articles, practice questions, and projects to aid you in your journey of understanding Java’s enormous realm. Your project’s directory structure will appear on the Android Studio workspace and an Android phone displaying the words “Hello World” on its virtual screen. Allow your programming skills to take your project from concept to reality. After completing your development process, all project materials are compiled into an APK (Android Package Kit).
That’s why it’s imperative for Java developers to be familiar with essential Linux concepts and commands related to files, disk space checking, process management, as well as networking commands. You will find that this Java roadmap answers many burning questions like which technologies a Java developer should learn? So you will be deploying your web application on the server so you must be aware of at least one server that you can work with. Read some Java Development-related blogs and also research some Java Development-related things. For example read blogs on Introduction to Java, History of Java, and also topics like Is it Worth to Become a Java Developer in 2022, etc., etc., and make a complete mind makeup to start your journey on Java Development.
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Oracle released the last zero-cost public update for the legacy version Java 8 LTS in January 2019 for commercial use, although it will otherwise still support Java 8 with public updates for personal use indefinitely. Other vendors have begun to offer zero-cost builds of OpenJDK 18 and 8, 11 and 17 that are still receiving security and other upgrades. This is an excellent resource to learn Java in 2023 and become a better Java developer. I have kept it simple so that most people can follow it and only included the important stuff. By the way, JDBC is not the only option to interact with the database, there are open source libraries like JOOQ which can help you to write SQL queries in Java. If you need more options than you I have already shared a lot of resources like books and courses, you can check those to learn more.
- It comes with a complete package of development tools, such as APK Analyzer, Visual Layout Editor, Fast Emulator, Intelligent Code Editor, Real-time profiler, etc.
- This seriously improves the performance of Java applications, and so far, my most significant reason to use Hibernate.
- As Java is an OOP language, you should understand the four OOP principles and the SOLID principles of OOP development.
- If you want to develop a GUI application like NetBeans, one of the famous Java editors which are also written in Java then you can learn Java FX in 2023.