Connecting People, Ideas & Technology.
In Part 1, we added metrics with Spring Boot Actuator, Prometheus, and Grafana. In Part 2, we centralized structured application logs using Filebeat, Logstash, Elasticsearch, and Kibana. In this final…
In the first part of this workshop, we added metrics to our Employee Management API using Spring Boot Actuator, Micrometer, Prometheus, and Grafana. Metrics answer questions such as: How many…
Production applications should not be treated as black boxes. When an API slows down, fails, or consumes too much memory, teams need answers quickly: Is the application healthy? Which API…
This content is password-protected. To view it, please enter the password below. Password:
A practical guide to GPT-5.6 Luna, Terra, Sol, GPT-5.5, and GPT-6 Astra in the Codex VS Code plugin, including when to use each model, how the reasoning bar affects behavior,…
How to Calculate Application Readiness Using Database, Redis, Solace, Certificates and Startup State In a Kubernetes or OpenShift environment, a microservice being running does not necessarily mean it is ready…
How do you safely move money at massive scale without charging the customer twice? Imagine this simple scenario: You have ₹500 in your account and try to pay a merchant…
Most interview questions test your memory. Great interview questions test your engineering judgment. Over the years, I've interviewed hundreds of Java developers ranging from fresh graduates to Solution Architects. One…
Understanding JVM Memory, CPU, Requests, Limits, and Production Sizing "If you're still sizing your Java application based only on -Xmx, you're sizing it for a virtual machine, not for Kubernetes."…
Externalizing Configuration with ConfigMaps, Secrets, Spring Profiles, and Feature Flags "The best deployment is the one where the application binary never changes. Only its configuration does." Wednesday Morning, 7:45 AM…