Published in Nerd For Tech·PinnedUnique Id generation in distributed systemsRecently at work, We were looking for a way to generate unique IDs across a distributed system that could also be used as the primary keys in the MySQL tables. We knew in a single MySQL database we can simply use an auto-increment ID as the primary key, But this…System Design Interview6 min readSystem Design Interview6 min read
Published in JavaScript in Plain English·May 15, 2022How to Choose the Right Database for Your ApplicationThe factors you should consider while choosing any database for your application. — Introduction Choosing which database to use is one of the most important decisions you can make when starting working on a new app or website. If you realize down the line that you’ve made the wrong choice, migrating to another database is very costly and sometimes more complex to do with…Software Engineering8 min readSoftware Engineering8 min read
Published in Nerd For Tech·Jan 29, 2022SOLID Principles in JavaIn software engineering, SOLID is an acronym for 5 design principles intended to make software designs more understandable, flexible, robust, and maintainable. Adopting these practices can contribute to avoiding code smells too. The 5 SOLID principles are: S — The single-responsibility principle O — The open-closed principle L — The…Programming5 min readProgramming5 min read
Published in Nerd For Tech·Dec 31, 2021Introduction to Asynchronous Processing and Message QueuesIntroduction In a client-server architecture, the client can request a job to be done from the server by sending messages between each other. Handling this communication can increase in complexity when you begin to manage the rate at which messages are sent, the number of requests a server can handle, or…Message Queue6 min readMessage Queue6 min read
Published in Python in Plain English·Nov 30, 20215++ Cool Python SnippetsA list of useful Python snippets. — Python is one of the world’s most popular and in-demand programming languages. This is for many reasons: Easy to learn Versatile Huge range of modules and libraries I almost use Python daily. …Python4 min readPython4 min read
Published in JavaScript in Plain English·Oct 12, 2021Introducing a URL-Friendly Unique Identifier — NanoIDIntroduction In every software system, we need unique Ids to distinguish between several objects from one another. Recently, I wrote about the unique Id generation for a large-scale distributed environment. In that article, we touched a little on UUIDs. In this blog post, I will share an alternative to UUIDs that…JavaScript4 min readJavaScript4 min read
Published in JavaScript in Plain English·Oct 3, 2021Simple JavaScript Clean Code Tips & Best PracticesCode should be written in such a way that is self-explanatory, easy to understand, and easy to modify or extend for new features. Because code is read more than it is written, that’s why so much emphasis is given to clean code. The more readable our source code is: The…JavaScript7 min readJavaScript7 min read
Published in Nerd For Tech·Sep 30, 2021Building Microservices using Spring Boot + HarperDB and Deploying it on AWSIntroduction In this article, you will learn how to use Spring Boot and HarperDB to create a microservice. Later on, you will also look at how to deploy the complete application on AWS Elastic Beanstalk. You will be building an Employee Leave Management System. This application will be responsible for tracking…Java15 min readJava15 min read
Published in Nerd For Tech·Aug 7, 2021Debunking YOUR Basic Math ConceptsSum of all positive integers What is 1+2? Ah, who doesn’t know, it’s 3. What is 1+2+3? Well, it’s 6. (easy peasy lemon squeezy) Now, what if I asked you to count the sum of all positive integers which is: 1+2+3+4…to infinity? That’s it. This is the crux of this blog post. Wait a minute…Mathematics6 min readMathematics6 min read
Published in JavaScript in Plain English·Jul 24, 202110 JavaScript Tips, Tricks, and Best Practices That I’ve Greatly Benefitted FromIn this article, I’ll share 10 JavaScript tips, tricks, and best practices that I follow and have found useful. 1. Use Numeric Separators This is one of the most used operators when I have to deal with large numbers. …JavaScript5 min readJavaScript5 min read
