Some important methods that we can use to manipulate the ArrayList are as below with the description: void add(int index, Object obj) : add method with two parameters is used to insert an element at ...

I have blogged on this approach previously in posts Too Many Parameters in Java Methods, Part 3: Builder Pattern and NetBeans 7.2: Refactoring Parameterized Constructor As Builder.

1️⃣ Why Use ArrayList Instead of an Array? Dynamic Sizing – Unlike arrays, ArrayList can grow and shrink automatically. Built-in Methods – Provides useful methods like add(), remove(), contains(), etc ...

Too Many Parameters in Java Methods, Part 4: Overloading. how-to. Oct 15, 2013 10 mins. Core Java Java ME.