Integrating external services into an application is often challenging.
Instead of doing the testing manually, the setup could be tested also automated.
In case you are using Spring Boot, for a couple of services there exist an integration.
This blog post will show how you can setup your Kafka tests to use an embedded Kafka server.
Storing dates in databases was traditionally done with java.sql.Date and java.sql.Timestamp.
Since we would like to write modern applications, with Java 8 or 11, it is preferable to use an OffsetDateTime or a LocalDateTime.
Spring Data JPA, for example, is mapping those fields automatically to the correct database field.
There are still some challenges in combination with PostgreSQL.
Automated installation of buildpack with concourse is easy.
In enterprise environment you might not want to install all buildpacks directly in production.
This blog post shows you how developers can test their application before the buildpacks are in production and you are still up to date.
We planned to upgraded a PCF installation from 1.9 to 1.12 in less than 72 hours.
During the upgrade we learned a lot.
In this blog post it is described what you can learn and which tools we suggest.
In addition, you can learn from our challanges during the upgrade with several redis nodes and the new relic service broker.