System Design Tutorial: LRU cache
In this tutorial, we shall learn about LRU cache and why it is important in System Design. LRU is used for cache eviction. Cache eviction is a…
System Design Tutorial: Message Queue
In this tutorial we shall learn about Message Queue, why it is used, how it works and some of the open source tools Message Queue. Nowadays…
System Design Tutorial: Load Balancing
In this tutorial we shall learn about load balancing. A load balancer is a server that takes the incoming traffic and distribures accross…
System Design Tutorial: Consistent Hashing
Consistent Hashing In this tutorial we shall understand what is Consistent Hashing and why it is important for system design or in Distributed…
System Design Tutorial: Data Sharding
In this tutorial we shall look at what is data sharding, why it is important and complexities involved in data sharding. Before going to data…
System Design Tutorial: Micro Architecture
In this tutorial we shall understand about what a micro architecture is and how it is useful in designing a highly scalable system. So before…
Introduction to System Design
Note: Before starting reading this Tutorial, let us be clear about below things: 1. System design is a very vast topic, and covering every…
Searching and Sorting: Find the majority element in the array
Problem Statement: You are given an arrya of repeating elements. You need to find and print the majority element. An element that appears more…
Arrays: Find numbers with even number of digits
Problem Statement: You are given an array of integers. You need to return the count of the numbers that has even number of digits. Example…
Arrays: Find unique numbers that sum upto zero
Problem Statement: You are given an integer n. You need to return the integers that sum upto 0. Example Input: n = 5 Output: {-5, -1, 1, 2, 3}…