Rethinking Java CRUDs With Event Sourcing and CQRS Patterns
Traditional CRUD systems store only the current state of an entity. When a record is updated, the previous value is overwritten and lost forever. Event Sourcing inverts this model:...
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Traditional CRUD systems store only the current state of an entity. When a record is updated, the previous value is overwritten and lost forever. Event Sourcing inverts this model:...
Shift the focus from classes to conversations: sequence diagrams, stable interfaces, the Law of Demeter, and practical decoupling techniques in Ruby.
Modern software systems rarely fail due to poor coding skills. Most failures occur when teams lose sight of the business problem they are addressing. As systems evolve, requirement...
Originally appeared on Rails Designer Blog.When building a SaaS with Rails, I often have more complex logic that spans multiple models and actions. Over time, I’ve settled on two d...
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