Big Data

Change Data Capture for MongoDB using Change Streams in Spring Boot.

What is Change Data Capture? Change data capture is short know as CDC,  A process of tracking the changes in the data of a particular Database and logging those changes. Why do we need CDC? We need CDC for audit purposes to track. the Audit might help us to understand

Tutorial

Deploying the React application having react-router to prod with Express js and Dockerizing the app.

During my development career, Usually most of the time, I chose to deploy my front-end applications using Nginx. The Nginx is a widely accepted web server by the community, but during my recent time, I had to deploy my react application behind a sub-path, My personal preference is to create

Cloud

Adding transaction /trace Id/Correlation id for each request in Micronaut for tracing the log easily.

A Micronout is a web framework that has recently gained popularity and acquired quite a bit of market share as well a growing community. We are adapting it to build cloud-native microservices and moving towards reactive and using non-blocking servers such as netty. As we are moving towards distributed microservices

Java Featured

Using The Apache Pulsar publish and consume messages via Spring Boot.

Most of the developer community is aware of Spring boot and its versatility and ease of adaptability. In simple words to explain Apache Pulsar is another open-source alternative to Kafka. It is not just a distributed pub-sub but a stream processing framework.  eliminates the need of having "Apache Flink"  in

Java

The reactive way of Uploading and downloading files from Micronaut Using the project reactor.

So you might be wondering what is MINIO? As per the official website "MinIO is a High-Performance Object Storage released under GNU Affero General Public License v3.0. It is API compatible with the Amazon S3 cloud storage service. It can handle unstructured data such as photos, videos, log files,

Technology

Uploading and Downloading files from MINIO object store using spring web flux.

If you have landed on this page means either you working with spring boot web flux trying to upload a file to a privately hosted minio object-store server. So we know spring boot has gained popularity for its simple approach to bootstrap an application in very little time, Also minio

Spring Boot Featured

Writing a Reverse Proxy Service in Spring Boot. With Spring boot Retry on Failures

In this microservice world, we always emphasize passing any HTTP request through the API/Service gateway layer that Connects Multiple micro-services with having a Bare minimum requirement of Logging all the requests and responses of each service for cleaner Visibility. We can consider writing our reverse proxy layer in the

Spring Boot

let's start Reusing the Rest Template client instead of repeating the same.

In this article, I am writing the easy and elegant way of writing the rest template, which avoids creating multiple rest clients, which helps in eliminating a lot of boilerplate code and unwanted unit test cases. FYI: I am using Java Generics to avoid re-writing. So now let dive into

Canine Creek Puppy Food Review

This post would be the second dog food review I am writing. I usually write after using the food for the long term. I don't simply jump to the conclusion just by using it one time or by using a trial pack like a Kg or 4 Kgs bag. And

Drools Focus Starter and Puppy Food Review.

Hey readers, this is more of my opinion and honest feedback about these two products. About Drools Focus, I was the early adopter Since late 2015 or Mid-2016, Came across the brand at my local pet store, also representative of the brand gave me lengthily benefits of the food at

AWS

Spring Boot Rest API deployed in AWS Lambda (Serverless) Git lab CI/CD

Just to begin AWS Lambda is server less architecture, which allows you to run the code without managing the server and cost is pay per use, usually its based on number of invocation and execution time. Usually  lambda  is preferred for small task or to have platform specific trigger. But

Big Data

Installing Trino (Presto) in ubuntu 20.04 LTS.

Trino was formerly known as Presto. Trino is a distributed SQL query engine, Basically this widely adapted for running Analytical queries, which can be connected by various Business intelligence tools or through JDBC drivers. So if you're new to Data Science, you would be wondering, what is the need for

Technology

Does WiFi 6 matter to the average consumer?

If your tech enthusiast probably were wondering about upgrading to WIF 6 router. So before upgrade to WIFI 6, we also need the clients to support wifi6 to take advantage of the features. Now we shall dive deeper into what WIFI 6 offers. 1) The WIFI 6  router offers higher

AWS

Sending Email Via AWS SES: JAVA Micronaut

Well we all are familiar with the AWS Cloud services, one such cloud service I often use is SES, its called as Simple Email Service,  As name suggest this is used for sending bulk emails. SES is flexible and cost effective, flexible in the sense like can be connected through

Spring Boot

Adding transaction id or trace Id for each request in spring boot for tracing the log easily.

As most of us use spring boot as our got to framework for web development. And Also we are rapidly moving towards the Micro Services, One concern is to effectively monitor and  trace the Application's Log. So In this distributed era we adapted to have Transaction Id/Trace ID to

Galaxy Watch 3: Humble user review & connecting with Jio / Airtel carrier

So by the way before judging me this is my first review, and I am a Samsung user from a long time, So this does not mean I will be biased, This just my perspective on the device. Unboxing Experience: Simple white elegant box just by opening I could see

AWS

AWS S3 & Micronaut: File upload and download using Java

I started learning new framework called Micronaut, Micronaut is lightweight Java web framework, Which is cloud native in nature which support Java, Groovy and Kotlin and main advantage of the micronut its light weight, has low memory footprint and fast, one of the way it achieve its Fast nature and

Java

File Upload And Download Inside Micronaut Http controller Java.

I am learning new framework called Micronaut. And I wanted to know how to upload the file and modify the configuration to allow multipart data, So I began googling and consolidate my learning in to single blog. This article  helps you to upload a file and download a file from

Micronaut

Sending and Receive Message in AWS SQS Using Micronaut Java

Amazon has SQS is fully managed Message Queuing Service, This is designed  to ease the exchanging messages between two systems. And this might helps to decouple the the system. For example  to trigger another lambda function which preforms some clean up task in the background or Scrape some data. reason

Micronaut

Enabling CORS in Micronaut using Filters

For a beginner CORS is a cross site resource sharing, Means when the request is sent from a browser, communication should happen with in the same domain. But now we are disturbing almost everything in this era, So there is always a chance that we might Host JS in one

Java

Custom Annotation To Handle Authorisation In Micronaut AOP Tutorial

Overview: * Creating custom annotation * Creating component in Micronaut * Creation a configuration and middleware(Interceptor) in Micronaut * Basic of Aspect and usage in Micronaut Micronaut is the web framework, Its features similar to spring boot also this framework is light weight, low memory foot print, and quick start up time, as

Cloud

AWS Lambda APIs using Micronaut along with basic CI & CD (Gitlab CI) steps.

Just to begin AWS Lambda is server less architecture, which allows you to run the code without managing the server and cost is pay per use, usually its based on number of invocation and execution time. Usually  lambda  is preferred for small task or to have platform specific trigger. But

Java

Spring Boot: Uploading and download a file from GCP Storage (Google Cloud Storage)

Hello fellow developer, if you have landed on this page by search that means my SEO is working and google official documentation is not yet updated for the new approach. or if you have visited just to learn let me add few more details about GCP and spring boot. Google

Android

How to write custom reusable `App Bar` Widget in Flutter

I  have a habit of developing utility apps for my own use, And I was old school  so  preferred  jQuery and Bootstrap for developing until flutter came along, So I started developing the app which I used more frequently. Its a very simple app which has the collection of articles

Android

Install Flutter on Windows 10

Flutter is a hybrid application development framework developed and maintained by Google. Last time when I wrote an installation guide, Flutter only supported   iOS and Android application. But now Flutter supports Web apps and Desktops Apps supporting   Windows, Linux and Mac platform, Btw these features are currently in beta and