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Rails Custom Validators: A Practical Guide
Learn Rails custom validators: validation methods, EachValidator classes, options, testing, and database constraints.
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A personal journal of code, questions, and discoveries. Exploring the intersection of logic and creativity.
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Rails Form Objects: When To Use Them
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Rails Callbacks: What You Should Know
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Learn how Rails Concerns work, when to use ActiveSupport::Concern, and when concerns make your Rails app harder to maintain.
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Learn how to configure Rails Content Security Policy, use nonces, test in report-only mode, and fix CSP violations step by step.