Java ArrayList allows duplicate and null values. Java ArrayList is an ordered collection. It maintains the insertion order of the elements. You cannot create an ArrayList of primitive types like int, ...

Dive into Java Collections Framework with this repo! 🚀 Explore ArrayList, LinkedList, HashSet, and more. Understand Iterator, ListIterator, and FailFast vs. FailSafe in a concise 30-word guide. 📚 # ...

java collections A Collection in simple terms means when a group of similar things, often a group created by someone is known as a collection. A collection when collected works like a container ...

In this blog we will learn about arraylist. arraylist is one of the collection class of collection framework. it is a way of storing elements dynamically in an array. it implements the list interface ...

Here the Below Example will show you how you can construct your own Collection (ArrayList) in Java. The below example will show you that our Class Generics will behave like the ArrayList. I have use ...

To illustrate how generics are used in the Java Collections Framework, let’s look at some examples. List and ArrayList with generics In the above example, we already briefly explored a simpler ...