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

Discover how the Java API for Apache Graviton provides developers with full programmatic control over metalakes and catalogs.

Calculating days until the user's next birthday.

shorts Java reflection is excellent for creating extensibility on runtime. If you're using Jakarta EE, MicroProfile, or Spring, you're ...

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

Primitives (int, double, etc.) have values stored in their memory locations. Objects have references to the memory where the data ...

Is there any way to initialize an List in Java? Short answer: Kinda. Java doesn't provide a native initialization for Lists, so we ...

Working with parallel arrays in java.

This video contains data structures and algorithms interview questions. One of the best book for Interview Questions Top 1000 ...

What's going on behind the scenes when you call a method in Java? Note: in this video, the call stack grows upwards, like a stack ...

You can have multiple methods with the same name as long as the number and/or types of the parameters is different.

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

Formatting numbers for money and other purposes using NumberFormat How to Round a Number to 2 Decimal Places in Java: ...

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 ...

Java methods are somewhat like algebraic functions. Find out how they are similar and different.

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, ...

[no audio] And to fill in the placeholders, we take the members of our data structure. item.weight, item.serving_size, and item.price.

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

These videos were made for DiscoverE's second MOOC, Intro to App Design, which was released in October 2015. This is a free ...

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