Separate CSRF checks from output escaping
Defensive secure development · Shared foundation workshop · Explain two different web boundaries using local examples.
Existing companion · depth review pendingOpen collection →Read deeply.
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Explore the SQL reference collection →201 topic collections. Page 13 of 17. Existing companions are not automatically complete study units.
Handle secrets, dependencies and incidents responsibly
Defensive secure development · Shared foundation workshop · Write a controlled response without exposing more data.
Existing companion · depth review pendingOpen collection →Validate structured extraction without assuming AI
Applied AI contracts · Shared foundation workshop · Use a deterministic baseline and reject ambiguous outputs.
Existing companion · depth review pendingOpen collection →Bound tool actions and untrusted instructions
Applied AI contracts · Shared foundation workshop · Keep source documents and model suggestions outside application authority.
Existing companion · depth review pendingOpen collection →Evaluate evidence, abstention and operating limits
Applied AI contracts · Shared foundation workshop · Create an honest evaluation record for a mock assistant contract.
Existing companion · depth review pendingOpen collection →1. Model reliable records with objects
Core software skills · Use an immutable value object to enforce a small, explicit data contract.
Existing companion · depth review pendingOpen collection →2. Use composition and protect independent state
Core software skills · Build a ledger around validated records without unnecessary inheritance.
Existing companion · depth review pendingOpen collection →3. Choose lists, dictionaries, sets and queues
Core software skills · Choose a data structure that preserves the meaning of your analysis.
Existing companion · depth review pendingOpen collection →4. Explain complexity with counted operations
Core software skills · Compare algorithm growth without confusing measurements with guarantees.
Existing companion · depth review pendingOpen collection →5. Organize a package and a reproducible command
Core software skills · Move from a loose script to a reusable package with a clear command-line boundary.
Existing companion · depth review pendingOpen collection →6. Run a real loopback REST service
Core software skills · Observe HTTP requests and responses against a small local server.
Existing companion · depth review pendingOpen collection →7. Test HTTP failures and preserve the contract
Core software skills · Use status codes and negative tests to distinguish malformed data from invalid records.
Existing companion · depth review pendingOpen collection →One useful next step
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