This blog post shows some ASCII arts describing the concepts of Apache Kafka. I made them just for fun :) Enjoy! Consume Group Partition <-> Consumer Producer
What is Merkle Tree a tree-like data structure every leaves is labelled with the hash of a data block every node is labelled with the cryptographic hash of the…
You can use Lambda to convert data of Kinesis Data Firehose. This is the transformation process of ETL, and called "Data Transformation Flow" officially. https…
Recently I teach Python to a beginner once every week via pair programming. It has been a while since I teach programming outside my daily jobs. The last time …
Currently, I'm working as a Site Reliability Engineer (SRE) for a database company that offers fully managed Database-as-a-Service (DBaaS). Before joining the …
There are a lot of tasks that needs to be completed if you're working as a software engineer. Fixing bugs. Feature improvements. Refactoring and re-architectur…