Part I: Usage 1: Docker 2: Prerequisites 3: Executing the Project Locally 4: Simulate a Conversation 5: Setting Up the Development Environment Part II: Architecture 6: Relationship Between Domain and Architecture 7: Introduction to NoSQL 8: Spring Framework 9: WebSocket 10: Spring WebSocket 11: Single-Node Chat Architecture 12: Multi-Node Chat Architecture 13: Horizontally Scaling Stateful Web Applications Part III: Code by Feature 14: Change the Application Language 15: Login 16: New Account 17: New Chat Room 18: Join Chat Room 19: Send User Public Messages Over WebSocket 20: Send User Private Messages over WebSocket IV: Testing the Code 21: Lazy Deployments versus Fast Deployments 22 Continuous Delivery 23: Types of Automated Tests 24: Unit Tests 25: Integration Tests 26: Split Unit Tests from Integration Tests Using Maven Plugins 27: Continuous Integration Server Appendix Afterword: What's Next? ukryj opis