Sebastian Daschner
Java Code Geeks
Munich, BY, Germany
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Past articles by Sebastian:
Programmatically Listen to JUnit Test Results
There are many ways available to run JUnit tests, from the IDE, build tool, or development modes. To process and use the test results, however, one has to → Read More
Capitalize English Titles With Java, Quarkus & GraalVM
Over the years, I’ve been writing a lot in English, which isn’t my mother tongue, and for writing titles (headlines, article titles, etc.) I always have → Read More
The Case Against Logging
The one thing that all enterprise applications have in common, regardless of their framework, language, or communication protocols is that they produce logs, logs that are allegedly human-readable li... → Read More
Using Nginx as Browsersync proxy
Interested to learn about Browsersync? Check our article explaining how to use Nginx as Browsersync proxy. → Read More
Calculations in Quarkus Qute using AtomicInteger
Interested to learn about AtomicInteger? Check our article explaining how to do Calculations in Quarkus Qute using AtomicInteger. → Read More
The Log4Shell vulnerability and how to fix it
Interested to learn about Log4Shell vulnerability? Check our article talking about the Log4Shell vulnerability and how to fix it. → Read More
Using JaCoCo to measure system test coverage
Interested to learn about JaCoCo? Check our article explaining how tp use JaCoCo to measure system test coverage. → Read More
Configuring plain Java projects using MicroProfile Config
Interested to learn about MicroProfile Config? Check our article explaining how to Configure plain Java projects using MicroProfile Config. → Read More
Running complex project setups with Testcontainers
Interested to learn about Testcontainers? Check our article explaining how to run complex project setups with Testcontainers. → Read More
Inject Quarkus list types with @ConfigProperty
Inject Quarkus list types with @ConfigPropertyIn a previous post, you’ve seen how to map complex configuration structures with Quarkus using @ConfigMapping. If you have a typed collection, e.... → Read More
How to crawl websites with Selenide and JDK 14+
Interested to learn about Selenide? Check our article explaining how to crawl websites with Selenide and JDK 14+. → Read More
Using the Quarkus dev mode for non-Quarkus projects
Interested to learn about Quarkus? Check our article explaining how to use the Quarkus dev mode for non-Quarkus projects. → Read More
My tips for using IntelliJ IDEA effectively
I wanted to share my tips and tricks that and especially keyboard shortcuts that make me more productive when using IntelliJ IDEA. IntelliJ is my favorite IDE and a very well thought-out program in g... → Read More
Development workflows that put you in a flow state (Video)
Interested to learn about flow? Check our article explaining what to consider when it come up with a setup that enables flow. → Read More
Creating effective UI system tests with Selenium
In this video, I’m showing how to create effective UI system tests with Selenium. In my previous video course on effective testing, I’ve introduced the coffee shop application, which we now enhanced ... → Read More
Undo feature with Neo4J & Enterprise Java
I’ve created an example how to implement an undo feature in a Quarkus application that uses a Neo4J database. From a user perspective, an undo action might look little spectacular, but once you know ... → Read More
Quarkus remote dev in Docker containers (Update)
In an earlier video, I shared how to run the Quarkus remote-dev mode in Docker containers, which is very helpful for local and remote development environments. Since Quarkus version 1.6, however, the... → Read More
Pragmatic database migrations with Quarkus and Flyway
Interested to learn about database migrations? Check our article explaining how to perform database migrations in Quarkus applications. → Read More
Database migrations in Kubernetes applications with Flyway
Interested to learn about Flyway? Check our article explaining how to migrate databases for applications using Flyway. → Read More
Converting JAX-RS parameters with ParamConverters
If you want JAX-RS to automatically convert parameters such as query params, path params, or others, you need to create a ParamConverter. Primitive types, → Read More