Introduced in Java 5, generics enhance the type safety of your code and make it easier to read. This helps you avoid runtime errors like the ClassCastException , which happens when you try to cast ...

Using generics results ... at 2 a.m. because your Java program has thrown a ClassCastException and crashed! This code fragment creates a list of strings based on an array list.

Also read: How to use arrays in Python So, how do you create an array in Java? That all depends on the type of array you want to use! The word “array” is defined as a data structure ...