딩위의 코드 공방

E2E testing is critical for validating production-ready applications. But how do you simulate a secure Kafka environment locally—especially with SASL authentication? This post demonstrates how to spin up a Kafka cluster with both SCRAM-SHA-256 and SCRAM-SHA-512 using Docker Compose.

Still monitoring Kafka using only low-level Input/Output Bytes? Let’s build topic-level monitoring using Burrow, JMX, and Node Exporter.

How can we ensure backward and forward compatibility for event schemas?

Whenever we hear about RPC communication (or maybe it’s just me?), we tend to assume it involves Protocol Buffers over HTTP/2 — that is, gRPC. But what exactly is RPC? Why is gRPC so fast? And when should we use it?

Efficient Go Project Structure Guide

Is heavy-duty Elasticsearch necessary just for basic application monitoring? This post explores the transition to Loki and the lessons learned.

Do we really need to redeploy the job every time the policy changes? A deep dive into executing Flink jobs dynamically.

No more unnecessary frameworks—pure Go is the ultimate form of tuning. Learn how to build minimalistic applications with vanilla Go.

How to structure projects in Go, a language without rigid frameworks like Spring. This post introduces practical patterns for feature-driven development and enterprise-level application design.

How to use the Kubernetes API with Go… and deploy applications using Operators