Insights and perspectives to keep you updated.

Basics of Streams In Java8

Neelu AggarwalJava,

Streams are introduced in java 8. It is defined in java.util.stream package. A stream is sequence of objects which supports various methods. That can be pipelined to produce the result. Features of Stream Stream is not a data structure. It takes input from various sources (like array, collection, data structure) performs an operation and gives output. It does not store element. It does not change Continue Reading

How does EitherT saves you from complexity of Either

Shubham DangareScala

In Scala Future[A], Option[T] and Either[A, B] is very useful and most widely used types. Very often we want to combine them, but a Future[Either[A, B]] is kind of awkward to handle. Before going further let’s take a look at What  Either is and what problem we are facing ?? An either can be left or a right value, it always wraps another value left Continue Reading

The yarn of Lagom: Bye-bye Monoliths!

girdharshubhamLagom, Scala

The Microservice architecture is in an uproar, in the industry and the business domain. The Microservice architecture tackles the drawbacks associated with the Monolithic architecture. The Lagom framework is a front-runner in the development of modern enterprise applications. This blog is the first in a multi-part series on The Lagom framework. In this blog, I’d take you through the following topics: Why Microservices and not Continue Reading

You can live without Exceptions, If you are using RUST

Ayush MishraRust, Scala,

If you are coming from Java background, where you have used Exception Handling extensively and you have started working on new language like RUST, which doesn’t support Exception Handling then you will be forced to think that does such kind of world really exists? The Java story Java provides full coverage to Exceptions and those are required to be handled with try-catch like construct. In Java, Continue Reading

Unit Tests vs Integration Tests – Battle continues

Vikas HazratiArchitecture, Scala, Tech Blogs

One would expect that after being in the industry for almost 20 years, a trivial comparison like this would be years behind me but I probably less correct. It seems that the right amount of Unit tests is still a burning issue which needs some attention. At Knoldus, we have the policy of maintaining a very high code coverage so that we can objectively validate Continue Reading

Let’s Observe ReactiveX Observables

Shubhrank RastogiAngular, Reactive Programming, Tech Blogs,

Hello! there folks. Today I am going to try to make you understand one of the most interesting and important topics inside Angular domain – The Observables. Angular 2 introduced us with observables. It uses Observables to handle async tasks, event handling and to handle multiple values. Observables are not part of angular itself neither of JS but are imported from ReactiveX library which offers Continue Reading

Maven Simplified

Yatharth SharmaJava, Tech Blogs, Tutorial, , ,

This blog will provide you with the basics of maven, its importance and its life cycle. For installation, you can refer here and then continue with this blog. Why a Build tool? Initially, while learning and developing small projects, we compile limited classes and include specific JAR libraries on our own which are required to build our project. This seems very difficult in large projects Continue Reading

Cloudfront Distribution Setup for Amazon S3

Neelam LakraAWS Services, DevOps,

Amazon CloudFront is a web service that speeds up the distribution of your static and dynamic content such as HTML, CSS, js, and images to your users. CloudFront delivers the content through a worldwide network of data centers called edge locations, which means when a user requests the content that you are serving with CloudFront, the user is routed to the edge location that provides Continue Reading

File Structure of Angular

Paramjeet YadavAngular, Angular 6, Scala, , , , , ,

Are you new in Angular and don’t know much about its file structure? Don’t worry after going through this blog I ensure that you will have enough understanding about its file structure.

Unit Testing of Angular Service with HttpClient

Nitin AroraAngular, Angular 6, AngularJs2.0, JavaScript

Services are basically used to allow your code to share the common functionality across the application. Services play a vital role in every Angular application and promote the reusability of code. And to verify that our services are working properly or not we need to test it using unit testing. First and Foremost thing we’ll do is to create the service which is to be Continue Reading

State Of the World(SOW) in AMPS

Akhil VijayanScala

Hi readers, in this blog I am going to explain SOW in amps. So in order to understand this, you need to go through my previous blog on amps so as to get basic knowledge about it. AMPS’s SOW State of the World(SOW) in amps is one of the main stands out feature which provides the ability to persist the most recent update for each Continue Reading

Introduction to NumPy

Prabhat Kashyappython,

In this blog, I will walk you through the basics of NumPy. If you want to do machine learning then knowledge of NumPy is necessary. It one of the most widely used python library Numeric Python. It is the most useful library if you are dealing with numbers in python. NumPy guarantees great execution speed comparing it with python standard libraries. It comes with a Continue Reading

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