The tutorial takes you from scratch and shows what, how and why of application monitoring and alerting with Prometheus and Spring Boot — TL;DR Download tutorial code here Intro So there are number of tutorials available for monitoring and alerting using Prometheus and this is another one. The reason I had to write this was the time it took me to setup and configure it locally. …

In this article we try to derive the Naive Bayes algorithm from scratch in simple and easy language — TL:DR Skip to last section for 8 lines of straightforward derivation w/o explanation Background: I really believe in the philosophy that what you can’t create, you can’t understand clearly. While going through Machine learning algorithms, I came across Naive Bayes classifier. It made me curious to understand the logic behind the…

A practical approach to understand how to do the right data and descriptive statistics and analysis by factoring Outliers in your data — What is Descriptive Analysis ? Descriptive analysis or statistics means the summary of a dataset showing the central tendency and the spread of the data using things like mean, median, standard deviation etc I remember studying these concepts when I was in school but I never understood the use in real life until recently.

Story talks about making wise tech and management choices using tools and data at hand, how to convert static google search trends data into meaningful and interactive data visualisations for your consumers and personal insights — Any claim which is not backed by data is difficult to digest. Be it any vertical or industry, it’s easy to convince yourself, your stakeholders and your team mates if your arguments are backed by data.

The article talks about the history of Spring (Boot) Framework and how Spring framework works, its internals and basics of Inversion of Control (IoC) and Dependency Injection (DI) — I have been observing that the young blood these days are more interested in using a technology or framework instead of understanding how does a particular technology or framework works behind the scene? OR even stepping back to understand why was this framework built at the very first place?

The article explores intercommunication between web and UPI apps on your mobile. — TL;DR: The article talks about customising the UPI apps chooser on your android device via webpage/hybrid app running in a webview. Download Demo App on playstore Github Source code Background Unified Payment Interface (UPI) is gaining traction in financial domain following which developers and companies are finding ways to explore its…

In this experiment, I talk about how Augmented Reality with JS can be used to make learning more fun and interactive. The case study will discuss the design process, implementation and feedback from children in the age group 2 to 10 years. Augmented Reality (AR) has always attracted me, and…

Documenting why and how we moved to documentation as code concept instead of a heavy design oriented developer portal for our Payment Gateway product — WHY? We believe that there is a difference between the way developers look at things VS the way a non dev looks at things.

The writeup talks about the miraculous concept of caching which has been already implemented in our body using gallbladder. Coming from a computer science background its amazing to see how our creator has made a high performant software known as body. — Disclaimer: This post is on the philosophical side of life so feel free to skip it. No material knowledge guaranteed! Background A week ago I started feeling pain in my upper right side of abdomen whenever I ate something. It was so bad that I had to get admitted in the…