Processing protobufs messages with AWS IoT Core
07/03/20
Learn how to set up AWS IoT Core, send protocol buffers messages via MQTT and process them with AWS Lambda. Read more
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Cost-effective batch jobs on AWS’ serverless infrastructure
06/04/20
There are batch jobs that require much engineering and fine-tuning on serious hardware to make them feasible. However, many batch jobs run on oversized infrastructure. Read more
From PDF data sheets to shared understanding with serverless SHACL
In this article we implement a generic approach to prepare formalized knowledge for a shared understanding by extracting the information contained in arbitrary PDF data sheets. Read more
Testing AWS Python code with moto
01/20/20
In this article I want to share with you how moto hooks into boto3 and how you can use it... Read more
Publishing application metrics to CloudWatch using Micrometer
12/21/19
Observability is an important quality attribute. The Micrometer CloudWatch Registry exports meter values as CloudWatch metrics. Read more
AWS CDK Part 6: Lessons learned
11/28/19
AWS CDK Part 6: Lessons learned. CDK with TypeScript is a joy! APIs are not stable. CDK has a nice developer experience. Read more
AWS CDK Part 5: How to create a step function
11/26/19
AWS CDK Part 5: AWS Step functions, coordinate your Lambdas using state machines and create advanced workflows. Read more
AWS CDK Part 4: How to create Lambdas
11/07/19
AWS CDK Part 4: AWS CDK Lambda. Respond to S3 events with Lambda's in and outside a VPC. Read more
RDS database migration with Lambda
10/17/19
When I was building Java-based web applications we had some handy tools like Flyway and Liquibase for database schema migration.... Read more