1Custom Agents & Chat ModesCustom agents and chat modes turn a general model into a more focused helper by shaping its role, tools, memory, and boundaries.Advanced 2Prompts for Coding TasksGood coding prompts turn vague intent into testable instructions, giving an AI helper enough context, constraints, and evidence to produce useful code.Advanced 3Grounding Agents in a Large CodebaseA practical guide to helping software agents understand, change, and verify code without pretending they know more than they do.Advanced 4Agentic Edit Loops: Plan, Act & VerifyAgentic editing is safest when an agent proposes a plan, changes only what it can justify, and proves the result before asking for trust.Advanced 5Reviewing, Securing & Evaluating AI-Written CodeTreat AI-written code like a fast junior contributor: useful, fallible, and never exempt from engineering discipline.Advanced