quantitative-backtest
回测设计、成本与冲击建模、走样本检验与常见偏误。在用户搭建策略回测、评估夏普/最大回撤、或对比参数集时启用。
Browse reusable Agent Skills, each with a clear purpose and practical guidance.
回测设计、成本与冲击建模、走样本检验与常见偏误。在用户搭建策略回测、评估夏普/最大回撤、或对比参数集时启用。
Trace a feature across the layered architecture (REST v2, GraphQL, Service, Repository, DB, Errors) and explore the entity source tree — includes how to read the 21k-line supergraph.graphql without loading it whole
Debug rendering and layout issues in Rezi apps. Use when UI looks wrong, has layout problems, or renders unexpectedly.
Profile and optimize Rezi app performance. Use when app feels slow, frames drop, or render phases take too long.
Test-writing guide for Backend.AI — propose success/exception/edge scenarios first, refine them with the user, then implement while reporting per-scenario verification status. Covers fixtures, with_tables, mock repositories, pants test, optional TDD cadence.
PR code review that surfaces decay risks, design smells, and maintainability issues with concrete Symptom → Source → Consequence → Remedy findings, drawing on twelve classic engineering books. Triggers when: user asks to review code, check a PR, shares a diff or pastes code asking "does this look right?" / "any issues here?" / "ready to merge?", or asks for feedback on a function, class, or file. Also triggers when user mentions: code smells / refactoring / clean architecture / DDD / SOLID principles / Hyrum's Law / deep modules / tactical programming / conceptual integrity / Brooks's Law / Mythical Man-Month / second system effect. Do NOT trigger for: questions about how to write code from scratch, language syntax questions, or framework/tool questions where no existing code is shared.
Design A/B and multivariate tests. Use when: sample size calculation, testing hypothesis, CRO experimentation.
A/B test content variations. Use when: comparing quality scores across prompt approaches, headline styles, or content versions.