Java tutorial for beginners, part 2 In part 2 of our basics of programming in Java series we'll explore conditional statements, arrays and more! By Adam Sinicki • ...

This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.

How do you find the size of an array in Java? Just use the array length property. But there are some 'gotchas' to be aware of. Read this Java array length tutorial and stay clear of runtime errors ...

However, there are collection classes in Java that act like a Java array but resize themselves automatically. Any class that extends the List interface expands dynamically. Java arrays do not expand ...

Leverage the NDArray from Deep Java Library (DJL) to write your NumPy code in Java and apply NDArray into a real-world application.

We discuss how to work with directories, sub-directories, and traverse them using Java and the DirectoryStream method. Learn more.

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions.