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Lesson #1 - How to write an annotation for your JUnit5 tests and to use application.properties from Spring environment
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Lesson #2 - How to log every request in Spring/SpringBoot web application
- Flexible Caffeine Cache Manager - How to separate different cache configurations into one application using Caffeine cache
- Big decimal example
- 'At least one group' Validator - JavaX validator to check whether only one field is specified