Author: Rakesh Kalra
Hello, I am Rakesh. I have more than 15 years of experience working on IT projects, where I have worked on varied complexity of projects and at different levels of roles. I am proficient at building microservices, system designing, troubleshooting code, and improving the performance of existing programs.
I tried starting my own startups, 3 of those though none of it were successful but have gained so much knowledge about business, customers, and the digital world. I love to travel, spend time with my family, and read self-development books.
Ambassador Pattern
What is ambassador pattern? As per this pattern you create helper services which is actually responsible for sending request to other application or services on behalf of your service. These helper services are called as Ambassador services. Using ambassador pattern you offload the work for connectivity tasks like monitoring, logging, routing, security, application of circuit…
Database Partitioning
What is a database table partitioning? Partitioning is the process of dividing large database table into smaller parts. Partitioning helping in making queries fast, as after dividing large table, queries have to access smaller data. What are different ways of partitioning? Two ways: Horizontal partitioning Vertical partitioning What is Vertical Partitioning? Vertical table partitioning is…
CAP Theorem
What is the CAP Theorem? CAP theorem states that any distributed system can support only two among : Consistency Availability Partition tolerance Before we proceed, understand that in a distributed system, each instance of system is referred as node below. What do you mean by Consistency? Consistency implies: When data is distributed among nodes, all…
Introduction to Containerization and Docker
What is containerization? Containerization is approach in which application, dependencies and its configuration are all packaged together as container image. So, if a application requires, unix environment, with Java8 installed, with Tomcat installed and application artefacts placed in certain directory, all this will be part of container image. Just as shipping containers, which allow items…
