Rails’ safety mechanisms
Dec 12, 2022Jason Charnes

Summary
This post details Rails' built-in safety mechanisms for developers, focusing on mass assignment protection via strong parameters and N+1 query prevention using `includes` and `strict_loading`. It also introduces asynchronous association destruction (`dependent: :destroy_async`) as a way to handle callbacks for dependent records in background jobs. The post provides code examples and explanations for each mechanism, highlighting their importance for application security and performance.