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⚡ AI Lessons

Dev.to · Lee Yao
☁️ DevOps & Cloud
⚡ AI Lesson
3mo ago
Debugging a Multi-Container Airflow Pipeline: Kafka Network Isolation and the YAML Indentation Trap
After getting Kafka, Spark, and Snowflake all working individually, I thought wiring them together in...

Dev.to · Lee Yao
☁️ DevOps & Cloud
⚡ AI Lesson
4mo ago
Why My Spark Container Keeps Exiting — Docker PID 1 and the Daemon Trap
Three failed attempts to run Spark in Docker taught me the one rule that explains almost every "why does my container keep exiting" question.
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