Notes on scaling realtime messaging to a million messages per second at Koinex — The article is the development story of PushMan, our in-house realtime Publish-Subscribe (PubSub) system that delivers messages published from the polyglot Koinex platform (an ecosystem of microservices written using Node.js, Ruby, Java and other programming languages) to the users on the Koinex Web and Mobile app. The article aims to…

Sometimes insights can be drawn from visualizations of data rather than staring at it. TL;DR: The post is about a terminal visualization tool lehar that is open sourced at https://github.com/darxtrix/lehar While hacking on ptop last week, I thought of adding a network sensor to it but I was stuck thinking…

This post is only for educational purposes and use the workaround described here at your own risk ! Though I have a premium account with my broadband provider and I can browse the internet by logging in. But out of curiosity, I am always searching for a workout through which…