Hey guys, Hope you are doing good. Welcome to part 3 of the creational design pattern series i.e Factory method pattern. Let’s understand the factory method pattern in the easiest way possible by considering real-world examples. If you not gone through Part 1 and Part 2 of the creational design…

Hey Guys, In this blog, we will understand the GoF Builder pattern with multiple real-life examples for better clarity and we will learn ,when to use it? How to use it? Without waiting Let’s start. Problem Statement : Let’s discuss one common problem in our employment management app. Let’s say we need one…

Have you ever wondered!, how thread pool internally implemented in Java? Starting from the internal implementation of the thread pool, going till creating your own customizable thread pool, I will cover everything in this blog. Stay Tuned! What is a thread pool? Factory of threads/Group of threads aligned for important…

Have you ever wonder, how factory design pattern is used in the Java concurrency library. I will give you a complete overview of the executer service used for creating different types of threadpools for making the developer's life easy. Do you see here, How Java’s Executor service is only showing…

Hi guys, I will explain one of the famous leetcode questions i.e. Find Median from Data Stream. This question is slightly difficult to grasp at first time, I recommend you take a notebook and pen with you to understand it in a better way. Let’s start understanding the problem statement…

This is a famous interview question that is asked multiple times in product-based companies like Google, Amazon, and Microsoft. Problem Description : Koko loves to eat bananas. There are n piles of bananas, and the ith pile has piles[i] bananas. The guards have gone and will come back in h hours. Koko can…

(Sep 2021) In this blog , I will be telling you about all the questions asked in Zeta interview and the learnings that I get from this interview. How I get an interview invite from Zeta Basically, I applied to Zeta Suite from the LinkedIn Jobs portal, as my prior experience was matching with the Zeta, So after…

Hi forks , In this blog I will be going through on of the most asked problem in the interview i.e Climbing Stairs . Question : You are climbing a staircase. It takes n steps to reach the top.Each time you can either climb 1 or 2 steps. …

(SEP 2020) This is my interview experience with Uber, I will tell each and everything starting with getting a call from the recruiter and ending with the interview. How do I get a call from Uber? This is kind of a long story, as I applied to Uber plenty of times from the Uber career page. But surprisingly…