Codebase for the tutorials on my blog

HOWTO's:

Expose git information with Spring Boot’s Actuator (Blog, Sources)
Write Spring Boot integration tests with a real database (Blog, Sources)
Avoid repeating attributes in JPA entities (Blog, Sources)
Lazy Loading of JPA attributes with Hibernate(Blog, Sources)
Deploy a Spring Boot Uber-Jar application within Open Liberty (Blog, Sources)
Send E-Mails with SendGrid and Spring Boot (Blog, Sources)
Simple CRUD table with JSF and PrimeFaces (Blog, Sources)
Simple JSF 2.3 Login with Java EE 8 Security API (Blog, Sources)
Simple JMS application with the embedded messaging engine in Open Liberty (Blog, Sources)
JAX-RS user-based API rate-limiting with JSR-375 (Blog, Sources)
Up- and download files with React and Spring Boot (Blog, Sources)
Generate documents from Word templates with Docx4j on Wildfly 14 (Blog, Sources)
Write JPA integration tests with Java EE (Blog, Sources)
Dynamic SQL Querying & Pagination with Querydsl and Spring Data JPA (Blog, Sources)
MicroProfile JWT Authentication with Keycloak and React (Blog, Sources)
Simple database documentation with SchemaSpy (Blog, Sources)
Preview PDF files with React (Blog, Sources)
Simple load-testing with Apache Benchmark (Blog, Sources)
Generate PDFs (Apache PDFBox) including Charts (XChart) with Java EE (Blog, Sources)
Writing PostgreSQL functions with Java using PL/Java (Blog, Sources)

What’s new in Spring Boot 2.1 (Blog, Sources)
Improved Java/Jakarta EE productivity with Adam Bien’s WAD (Watch and Deploy) (Blog, Sources)