Blog

In the context of RESTful Web services, what is a resource?

How can you run a Docker container in the background and print the container ID?

Which annotation is used for creating a RESTful webservice in Spring Boot?

What is the use of @Autowired in Spring Boot?

Which of these annotations is used in Spring Boot to map a specific HTTP method to a Java method?

How can you list all Docker containers running on your Docker host?

What annotation(s) are used to facilitate the automatic creation of the value of the primary key in a JPA entity when you persist the JPA entity in a table?

Let there is a Black Friday sale coming up for a very popular item in an online store that you have been implemented using a Kafka cluster comprised of three brokers. For the sale, you created a topic named black_friday_orders with with one partition with 1 replica count. Based on the amount of the incoming traffic to handle, you realize that the current configuration is not scalable. What changes will you make to yield higher throughput?

What is/are key responsibilities of container orchestrator, such as Kubernetes?

When publishing a message to a Kafka topic, the message must contain a key?