Avinash Pingale on Instagram: "Ever wondered why ArrayList needs a parameterised constructor? 🤔 In this reel, I explain parameterised constructors in Java using a real-world context of the `ArrayList` class**. You’ll understand: * What a parameterised constructor is * Why `ArrayList(int initialCapacity)` exists * How passing capacity improves performance * When and why Java internally uses constructors If constructors always confused you, this example will make it crystal clear with logi