Hello, It’s been long time i have not shared anything.. I am recently grasping knowledge from various books which includes an interesting database concepts and system design problems. While studying i had taken out some quick notes, sharing it with you. Let me know your feedback.. ! Untill then Happy learning..!

Both vm and docker help replicate development environment, and manage dependencies and configurations better. Challenges in Application development and Deployment When you work as part of a development team, each application requires installation of multiple third-party software and packages. …

When you write a snippet of code in Clojure and want to test’s everything works use following handy cheatsheet before pushing your code to gitlab CI. `lein clean` :- clean the local repository of unused artifacts `lein test` :- run the tests in the TESTS namespaces, or all tests `lein…

Generally, when you need to connect to AWS VM boxes you use the command ssh username@10.23.45.32 If you want to do debugging on the microservice system architecture- want to check how your data is flowing when you hit API request from postman you have to open multiple workers and services…

What is it? 🤔 PGTune aka as Postgres Tuning. PGTune calculates configuration for PostgreSQL based on the maximum performance for a given hardware configuration. Why do we need it? 🤔 Let’s take an example to understand the need, Let’s say we have Aws Postgres Box with the following configuration provided. # DB Version: 11 # OS Type: linux # DB Type: web #…

Kafka is in general publish-subscribe based messaging system. Producers publish messages and consumers consume or pull that data. A real-life example is Dish TV, which publishes different channels like sports, movies, music, etc., and anyone can subscribe to their own set of channels and get them whenever their subscribed channels…

The previous article covers the basic concepts of Kafka you should know before starting on coding. In the coding session, we will learn the following things:- Setup Kafka on your machine using docker Use Kafka Console Producer to produce on a particular topic. Use Kafka Console Consumer to consume messages…

API blueprint is simple and accessible to everyone. Great documentation help to better understand the architecture decisions. Help to onboard new people fast and easily. In this article, I will try to explain how to do better documentation with Aglio. I will explain how to setup Aglio in your machine…

gRPC is a high-performance RPC (Remote Procedure call) framework created by Google. It runs on top of HTTP2. gRPC Automatically generates servers and clients in 10+ languages so you can pick up any language of your favorite. Using gRPC you can take advantage of a feature set of HTTP …