Keeping your cloud machine instances secure is of paramount importance, but it's often hard to troubleshoot and expensive. An Elastic Load Balancer can help with that.
Elasticsearch, Logstash, and Kibana (ELK) form an open source stack that has become a a leading log analysis platform to monitor, in this case, OpenStack.
Take a look at the importance of equals and hashcode, something even experienced developers decide to ignore. See the role it plays in biased locking and more.
Incorporate external dependencies for your Spring Boot app with a helping hand from Maven. You can package everything together, making it attractive for microservices.
There are times when a MapReduce job exceeds its memory limits. This article presents an overview of how YARN monitors the memory for containers and provides the technique to fix this issue.
This article discusses the significance of analyzing the server logs. The author also demonstrates a server log dashboard created using the open source ELK Stack of Elasticsearch, Logstash, and Kibana.
Node.js is growing in popularity, but how exactly does it work? This guide breaks down the terminology into Java-friendly terms for easy understanding.
Here is an annotated list of security guidelines for your REST APIs when you are developing and testing them, including proper authorization, input validation, and output encoding.
ScheduledService lets you execute the same task a regular intervals and can even restart itself in the event of a failure, making it a good tool to have in the box.
If you're looking to get started with Docker, these tips will keep your Dockerfile up to snuff. Pin your dependencies, consider the order of your statements, and clean up.
Creating your own application context hierarchy can allow you, should you need to, provide different ports with different endpoints to give you some customization.
Forget the cloud, it's time to go serverless. Using AWS Lambda and API Gateway can reduce costs and overhead, and it's easy to get your Spring Boot app running on it.
A common approach to cloud migration is to simply port material to the cloud, which is not always the best decision, considering the complexity of modern apps.
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