Implementing and testing an Angular feature flag directive
05/19/20
Why feature flags and how can you implement an Angular feature flag directive to conditionally render your components? Read more
Posts by Frank Rosner
Implementing a consumer-driven contract testing workflow with Pact broker and GitLab CI
02/24/20
Introduction In the previous posts we learned that the Pact workflow requires you to exchange contracts and verification results between... 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
Concurrency and automatic conflict resolution
12/20/19
Concurrency typically comes with conflicts. How can we deal with conflicting concurrent writes? How can OT and CRDTs help? Read more
Handwritten digit recognition using convolutional neural networks
12/13/19
Convolutional neural networks are a powerful type of models for image classification. Handwritten digit recognition is the "hello world" of image classification. Read more
Hit me baby one more time – What are cache hits and why should you care?
12/06/19
Computer architecture, e.g. the CPU cache utilization, can influence the runtime of your implementation in orders of magnitude. Read more
Microbenchmarking your Scala code
11/29/19
Microbenchmarks are a useful tool to compare the relative performance of different implementations. ScalaMeter is a microbenchmarking and regression testing framework for Scala. Read more
Consumer-driven contract testing with Pact
10/04/19
Consumer-driven contract testing is an alternative to end-to-end tests. In this blog post we want to take a look at the basics of consumer-driven contract testing with Pact. Read more
Understanding the AWS Lambda SQS integration
08/12/19
How does the Lambda SQS integration work exactly? How do the different configuration parameters impact the behaviour of your integration? Read more