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1. Install ActiveMQ (5min) https://activemq.apache.org/getting-started
2. Run "activemq console"
3. Watch ActiveMQ queues: Connect to http://localhost:8161/admin/

Run: Create a single message to the queue: node node/app.js POST 3001

Listen for messages in the queue: node node/app.js GET 3000

Documentation on activeMQ REST: https://activemq.apache.org/rest