An explanation of how OpenID works including the OpenID Connect flow, OpenID Connect examples, and OpenID Connect vs OAuth2
OAuth and OAuth 2 explained including authorization codes, access tokens, grant types, implicit grants, and the OAuth 2 flow.
A look at event driven vs RESTful API design in microservice architecture including best practices and use cases for each.
A discussion surrounding the different versions of Java including the difference between SE and EE as well as key features of Java 7, 8, and 9.
A Spring Boot example using the KafkaListener annotation including annotation properties, KafkaListenerContainerFactory and Default KafkaConsumerFactory explained.
What software engineers need to know about Java 17 including new features, deprecated features, and removed functionality.
@Qualifier annotation example in Spring Boot including @Qualifier vs @Primary, the use of @Qualifier and examples.
Spring Boot Kafka Consumer example including consumer offsets and multiple consumer examples.
MongoDB $lookup examples including pipeline example, joins, and $lookup with conditions. Quickly understand $lookup aggregations with these examples and explanations
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