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Tag Archives: Amazon AWS

Microservice using AWS API Gateway, AWS Lambda and Couchbase

This blog has explained the following concepts for serverless applications so far: Serverless FaaS with AWS Lambda and Java AWS IoT Button, Lambda and Couchbase The third blog in serverless series will explain how to create a simple microservice using Amazon API Gateway, AWS Lambda and Couchbase. Read previous blogs for more context on AWS Lambda. Amazon API Gateway is a fully managed service ...

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Serverless FaaS with AWS Lambda and Java

java-interview-questions-answers

What is Serverless Architecture? Serverless architecture runs custom code in ephemeral containers that are fully managed by a 3rd party. The custom code is typically a small part of a complete application. It is also called as function. This gives another name for serverless architecture as Function as a Service (FaaS). The container is ephemeral because it may only last for one invocation. The container may ...

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AWS IoT Button, Lambda and Couchbase

Getting Started with Serverless FaaS and AWS Lambda shows how to use a simple Java function to store a JSON document to Couchbase using AWS Lambda. This blog builds upon that and shows how an AWS IoT Button can be used as a trigger for that Lambda function. By end of this blog, you’ll learn: How to configure AWS IoT Button Use IoT Button as trigger ...

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Integrate Spring Boot and EC2 using Cloudformation

spring-interview-questions-answers

On a previous blog we integrated a spring boot application with elastic beanstalk. The application was a servlet based application responding to requests. On this tutorial we are going to deploy a spring boot application, which executes some scheduled tasks on an ec2 instance. The application will be pretty much the same application taken from the official spring guide with ...

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Making Spring Boot application run serverless with AWS

spring-interview-questions-answers

In several previous posts I described how to setup your Spring Boot application and run it on AWS Elastic Beanstalk. Although this is a great step to go from a physical server to one in the cloud there is an even better step possible! Going serverless. That means no costs for any server and no maintenance or configuring of servers! ...

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AWS Lambda/Java, DynamoDB and Api gateway integration

Introduction In this post I am going through a full (Java) example of integrating AWS Lambda, DynamoDb and Api Gateway to create a function and expose this function as a HTTP resource for other parties to consume. Before we dive into the details I will give a brief overview of the AWS services used in this example (as taken from ...

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Understanding AWS Billing and EC2 reservations

One of the most confusing things I approached when working with AWS was the Billing. There are tools which should help, but in the beginning they were just frightening. They looked somehow random and not consistent. My customer is running three zones with around 50 EC2 instances. Some timebased scaling is helping at prime time. A couple of instances are ...

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Docker for AWS – Getting Started Video

Docker for AWS allows you to exactly do that! This video shows: Create a highly-available Docker cluster on Amazon Web Services (0:00) Check configuration (5:43) Use Docker services to create a Couchbase cluster (8:23) Enjoy! couchbase.com/containers provide more details about how to run Couchbase in different container frameworks. More information about Couchbase: Couchbase Developer Portal Couchbase Forums @couchbasedev or @couchbase Reference: Docker ...

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