In this post, learn to construct Spark applications in a maintainable and upgradable way, where at the same time "task not serializable" exceptions are avoided.
In this post, I demonstrate how to build a distributed payment network system with enchanted audit functionality by means of Spring Boot, Spring Cloud, Axon, Neo4j.
In this post, I'll review CQRS, event sourcing, graph database concepts necessary to build a distributed robust payment network system with enchanted audit functionality.
In this post, I demonstrate how to configure a two-factor authentication functionality for a Spring Boot 2.5 OAuth JWT server, that is a part of a larger Spring Cloud system.
In this post, I present CRUD operations on deeply nested comments, stored in a relational database via Spring Boot and Spring Data. The approach is scalable but uses only JPQL and very few pessimistic locks.
In this post I demonstrate a schema, an entity, a DTO, and a continuous fraction index, for JPQL-only CRUD operations on deeply nested comments in relational databases.
I present 3 approaches to recursively render a deeply nested travel gallery in Angular. The last shows how Angular change detection differs from React's.
CORE