This Java-based repo contains solutions for DSA problems from Peppcoding's level 1 practice set and FreeCodeCamp's JavaScript and Algorithm sections. Topics covered include Array, LinkedList, DP, OOPs ...

MyArrayList Array based implementation of an ArrayList in Java Implement a MyArrayList class similar to the java.util.ArrayList class using an array of objects. Although an array’s size is fixed once ...

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 ...

3. Our First Abstract Data Type: The List We’ve already discussed the limitations of arrays (an array is a data structure), so let’s define the behavior of an ADT that would be good to replace them: ...

Sometime we need to save arraylist of objects into shared preferences so that we can use that data in multiple activities when required. we can do that easily as below:suppose we have model users as ...