Learn Java from the ground up

So, you want to program in Java? That’s great, and you’ve come to the right place. The Java 101 series provides a self-guided introduction to Java programming, starting with the basics and covering all the core concepts you need to know to become a productive Java developer. This series is technical, with plenty of code examples to help you grasp the concepts as we go along. I will assume that you already have some programming experience, just not in Java.

This first article introduces the Java platform and explains the difference between its three editions: Java SE, Java EE, and Java ME. You’ll also learn about the role of the Java virtual machine (JVM) in deploying Java applications. I’ll help you set up a Java Development Kit (JDK) on your system so that you can develop and run Java programs, and I’ll get you started with the architecture of a typical Java application. Finally, you’ll learn how to compile and run a simple Java app.

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