Tag: coding interview question

Design and code cab hailing service like Uber

We will use Java as programming language. This project will try to cover the following requirements. We will try to first define entities and then services. We will also build class diagram as we proceed as I don't want to bombard with a picture fill of random boxes and arrows at the end. If you... Continue Reading →

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A complete tutorial on Binary Tree

Introduction   Figure 1 shows a Binary Search Tree. This post will start with the motivation of studying BST and gradually move to the related definitions. We will do some hands on coding for simple BST operations and we will end the post by analysing the drawbacks. Where do we use Binary Search Tree? Trees... Continue Reading →

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