Spring Boot is developed by Pivotal Software to make the applications development easier. With Spring Boot we can create stand-alone, production-grade applications easily with minimum configuration. In this post, let’s see how to build a simple REST API endpoint using the Spring Boot. Create the project structure To create the project structure, let’s make use … Continue reading Spring Boot – Hello World Example
Java 9 is a major feature release of the Java platform and the key features include Java Platform Module System(JPMS), Java Shell and lot of improvements to JVM and core libraries. In this post, let’s have a look at the Java 9 modules and write programs to get started in a modular way. Why Java … Continue reading Introduction to Java 9 modules with example
Angular is a framework which makes the web applications development easier. Recently I have been exploring the Angular to build a single page application(SPA). When doing so, I came across a need to build a form which takes the user details and contact the server back-end to save the details. In this post, I will … Continue reading Reactive forms validation in Angular
Serverless is the architectural style in which the applications relies heavily on Backend as a Service(Baas) and Function as a Service(Faas). In Baas, the third party remote application services are integrated tightly into the client side of apps, for example Firebase. Whereas in FaaS, the server side logic is written as functions code using the … Continue reading Serverless framework with AWS – Example
Video transcoding has been made easier and effective using the Elastic Transcoder service from Amazon. In this post, we will see how to make use of Elastic Transcoder to transcode the videos we upload to Amazon S3 bucket. Also, we will make use of AWS Lambda which will invoke the Elastic Transcoder whenever a new … Continue reading Transcode your favourite videos using AWS Lambda and Elastic Transcoder
Amazon CloudWatch is a monitoring service for AWS cloud resources and the applications running on it. CloudWatch helps you to collect and track metrics for your AWS resources. You can configure alarm to help you react when changes happen to your resources. For example, you can create a alarm when your EC2 instance is utilizing … Continue reading Automated EBS snapshots using Amazon CloudWatch Events
Amazon EC2 is the service for providing the computing capacity in AWS. With the help of Amazon EC2 you can launch the virtual servers based on your need and you can configure the networking and storage aspects of it. Auto scaling feature in Amazon EC2 helps you to scale up and down your computing needs … Continue reading How to launch Amazon EC2 Linux Instance
Amazon EC2 uses public-key cryptography to encrypt and decrypt login information. In the public-key cryptography, the password is encrypted using the public key. The public key is stored in the Amazon EC2 instance and we need private key to decrypt and access the EC2 instance. The public and private keys are known as key pair. … Continue reading How to create Amazon EC2 key pairs
In this post, we will see what is Amazon S3 service and how to get started with it. What is Amazon S3? Amazon Simple Storage Service (Amazon S3) is storage for the internet. With Amazon S3 you can store any amount of data and access it from anywhere on the web. You can use the … Continue reading Getting started with Amazon S3
In this post, we will see what Spring Integration is about and how to get started with it. What is Spring Integration? Spring Integration is an open source framework for enterprise application integration. It is built on top of Spring framework. Hence it is very easy to adopt Spring Integration in the projects which are … Continue reading Getting started with Spring Integration