0 comments on “SOLID Principles: Basic building block of the software system”

SOLID Principles: Basic building block of the software system


"Good software system begins with clean code" & clean code I mean it is code that is easy to understand and easy to change. This is the point where there is a need to known about SOLID Principles which helps…

0 comments on “Are you missing on the Digital wave?”

Are you missing on the Digital wave?


It has been an interesting week for Knoldus. At this time, almost half of the organization is awake worldwide for us in Toronto, Singapore, Berlin, Chicago, Miami, Mumbai and Noida participating in our CodeCombat 2018 (24 hours long Hackathon). This…

0 comments on “Do you know Akka-HTTP Cache?”

Do you know Akka-HTTP Cache?


Today we are to going to talk about a very important aspect of reactive web applications development. It's not from the alien world, we always talk about it but we rarely want to deal with it. It's Cache. In today's…

1 comment on “Terraform: Enabling developer to create and manage deployment through code”

Terraform: Enabling developer to create and manage deployment through code


In this blog post, We will walk you through Terraform which is a tool for building, changing, and versioning infrastructure safely and efficiently. Terraform enables the developers to properly manage the infrastructure through code. The set of files used to…

0 comments on “Blockchain Nuggets – Distributed Systems”

Blockchain Nuggets – Distributed Systems


The first law of distribution is "Don't Distribute". If everything can be done on a single machine then nothing beats that. But, lets cut to reality. Today’s computing and information systems are inherently distributed. Starting from large data centers to…

2 comments on ““Why do you always choose Microservices over me?” said the Monolithic architecture”

“Why do you always choose Microservices over me?” said the Monolithic architecture


Ever wondered why do companies like Apple, eBay and Netflix care so much about microservices? What makes this simple architecture so special that it is being hyped so much? Is it worth the pain and efforts to shift an entire…

1 comment on “A Java Lagom service which only consumes from Kafka topic (Subscriber only service)”

A Java Lagom service which only consumes from Kafka topic (Subscriber only service)


Subscriber only service means an application which only consumes, does not produce. We have generally seen the applications which both produces and consumes data from a Kafka topic but sometimes we need to write an application which only consumes data…

1 comment on “Lagom and Immutability”

Lagom and Immutability


What is Lagom? Lagom is not in disguise anymore. Everyone who's following on micro-service architecture knows about Lagom framework. Lagom is an open source framework built with the shifting from monoliths to micro-services-driven application architecture in mind. It abstracts the…

9 comments on “Twitter’s tweets analysis using Lambda Architecture”

Twitter’s tweets analysis using Lambda Architecture


Hello Folks, In this blog i will explain  twitter's tweets analysis with lambda architecture. So first we need to understand  what is lambda architecture,about its component and usage. According to Wikipedia, Lambda architecture is a data processing architecture designed to handle…

8 comments on “Setting Up Multi-Node Hadoop Cluster , just got easy !”

Setting Up Multi-Node Hadoop Cluster , just got easy !


In this blog,we are going to embark the journey of how to setup the Hadoop Multi-Node cluster on a distributed environment. So lets do not waste any time, and let's get started. Here are steps you need to perform. Prerequisite:…