To build an array list, you need to initialize it using our chosen data type, and then we can add each element individually using the add method. We also need to import ArrayList from the Java ...

Simple method delegation: Use method references for straightforward delegations that don’t require modifying or processing arguments. For example, list.forEach(System.out::println) is clearer ...

The Arrays class has been around since JDK 1.2, but the methods for conveniently and simply converting arrays to a readable String including relevant array content without using Arrays.asList ...