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Creating your first class and instantiating objects from it in Java.

Arrays are reference variables, which means simple assignment doesn't make a copy of the values.

Working with parallel arrays in java.

In Java, you can have a two-dimensional array where each row has a different number of elements. This is called a ragged array.

Here are two approaches to solving the problem. (I'm not entirely happy with this video; the script just didn't seem to “click” for me, ...

This video shows the building blocks you use for every Java program you'll write in this course. One additional note: The program ...

In Java, you can have a two-dimensional array where each row has a different number of elements. This is called a ragged array.

A brief description of what the Java compiler is on about.

When you pass an object to a method, you are passing a copy of the *reference* to that object. That lets you update an object's ...

How to pass arrays to methods and return arrays as results.

Java Switch Case Statement.

Draw a UML diagram and write code to implement a Java class that simulates a computer-controlled Toaster.

JEP 405 proposes to "enhance the Java programming language with record patterns, to deconstruct record values, and array ...

Learn how to write and run Java programs and use the DrJava interaction panel. Download here: ...

How to read a line of text into a string, and how to get specific characters from it.

What's the “correct“ way to indent? Where should you put braces in your code? All of this is part of a Java programming style ...

What's going on behind the scenes when you call a method in Java?

JEP 403 finally locks away JDK-internal APIs - but which are those? Here's the answer. Internal vs Exported Packages: ...

Vaadin Flow is an open-source framework for building web apps in Java. It includes a large library of UI components and offers a ...

Here are the most common methods in Java's Math class.