Web

Spring-Webflux: Testing your Router Functions with WebTestClient

I recently started working on the functional approach of Spring Boot Webflux. You can explore it more on my previous blog on Spring Boot Webflux. It is a new concept and you may not find many useful blogs on it unlike for annotation based controllers. However, going with some trial and error, I have come out with how one can test its router functions along Continue Reading

Spring: Reactive programming in Java

Reactive programming is a programming paradigm that promotes an asynchronous, non-blocking, event-driven approach to data processing. Reactive programming involves modeling data and events as observable data streams and implementing data processing routines to react to the changes in those streams. In the reactive style of programming, we make a request for the resource and start performing other things. When the data is available, we get Continue Reading

Integrating Lagom Service Discovery with Kubernetes

Consider a situation where a microservice is deployed on multiple pods and on condition one pod got restarted with any of the failure reason makes unreachable and at the same time interdependent services are registers its IP for communication. Now, since other pods of the service are alive but not able to communicate makes the communication failure as well as making the failure of every Continue Reading

API Design Best Practices

Ever wondered if we have anything like best practices for designing our APIs, if not just give it a quick thought something will pop up, and if it was a yes let’s talk about it in detail. Yes, you heard me right, today we are going to talk about best practices for designing APIs which will help the developer to increase his/her productivity and success Continue Reading

Monitor a Kafka stream application with Graphite-Grafana using JMX metrics

A few days back, we got the requirement that we need to monitor a Kafka stream application using JMX metrics. We looked for the solution and reached to the conclusion which we will discuss in this blog. I will try to explain each and every component of the solution along with the setup and the integration part of the whole system. Proposed solution: Service (application) exposes Continue Reading

DOM Manipulation Using D3.js

D3 (Data-Driven Documents or D3.js) is a JavaScript library for visualizing data using web standards. It is an open-source JavaScript library developed by Mike Bostock to create custom interactive data visualizations in the web browser using SVG, HTML, and CSS. giving you the full capabilities of modern browsers and the freedom to design the right visual interface for your data.

Introduction To Katalon Studio

Once a wise man said, “A product that cannot be tested is flawed”.It also applicable in software development as well, Let me re-figure it – “A software that cannot be tested is flawed”. The testing of software acts as an important role in every software development approach, it improves the quality and value of the software against the client. In an era of automation, I’m introducing Continue Reading

Custom ErrorHandlers and Lagom

Hello everyone, it’s been quite a while now since I started working on Lagom(java) and it was only recently when I came across a scenario wherein I was required to override the ErrorHandler provided by Play in my Lagom microservice. As you all already know that Lagom is built on top of Play and Akka, so there will be times when we’ll be required to Continue Reading

Manipulating Server returned dates at client Side in Angular

Hey Visitor, Have you ever faced an issue with the date values on your website, when the date and time returned from server doesn’t change according to the client timezone , for eg. values returned from server at US will be different for a client at India so we need to manipulate the received time according to Indian Time Zone. So recently, I encountered this Continue Reading

Introduction to Consul (Part-1)

In this blog, we are going to discuss an amazing tool used for service discovery and configuring services using Consul. Hold on a second!! There must be some questions in your mind: Aren’t there so many tools already doing that and are being used by everyone? Wow !! I have been using tools like Zookeeper for service discovery, And they are pretty good. Now, do Continue Reading

Fault Handling in Apigee

Hi all, In my previous blogs on APIGEE we: Went through the basic introduction of Apigee. Went through the main policies and how to apply them on our proxies. Saw how to extract out a header, extract a list of values out of a header. If you like you can go through those once again here: Basics of Apigee. click here Playing with Policies. click here Extract the Continue Reading

What’s new in ANGULAR 6?

Angular has just released its v6. This major release focuses mainly on the toolchain and making easier for the user to create an application. As part of this release, a new version has updated core framework packages (@angular/core, @angular/common & @angular/compiler etc), the Angular CLI, and Angular Material + CDK.  You can see the changelog here framework, material+cdk, cli. In this blog, I am going to explain some major changes Continue Reading

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