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 ...

Data structures are important for organizing and managing data efficiently in software development. When studying Android development using Java, understanding key data structures like HashMap and ...

So far, we have found ourselves using arrays to store most of our data. However, we have also noticed some limitations with arrays: You need to know the maximum size when you allocate it. You can’t ...

To reset ArrayList we have two options, one is to use clear() method and another is to use removeAll(). We dont need to worry if size of the ArrayList is small i.e. 10 to 100. But if ArrayList size ...