#System Designs

🐇 What is RabbitMQ?In real world systems, services fail, crash, restart, or scale dynamically. You can't afford tight coupling between them. RabbitMQ ensures n

Unisala's current architecture needs to be evaluated to determine its capacity to handle concurrent users. This is critical for ensuring system reliability, ide

A Singleton is a design pattern that ensures a class has only one instance (object) throughout the entire application and provides a global point to access it.L

For the longest time, Unisala operated without proper project management tools like jira. This was not only area where we faltered. It was just one of many spin

Linked List:  A sequential data structure where each element (node) points to the next, forming a chain.Array: A collection of elements, usually of the sa

REST is the most common communication standard between computers over internet.What is it? Why is this so popular?Api stands for application programming interfa

In this note, we will develop an intuition on some of the common latency numbers. Which are very crucial for system design.It's not critical to know the exact n

DNS is internet directory, which translates human readable domain names such as unisala.com to a machine readable ip address. This is the reason why when you ty

The Context Irony:Ever tried finding that beach photo on your phone? You type beach in your photo gallery search.shows Nothing.You try "ocean."Still nothing.Fru

As users generate thousands of images, the real challenge becomes storing, understanding, and retrieving these assets effectively. The goal is to build a "smart