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Found 1,547 Skills
Expert guidance for Dagster data orchestration including assets, resources, schedules, sensors, partitions, testing, and ETL patterns. Use when building or extending Dagster projects, writing assets, configuring automation, or integrating with dbt/dlt/Sling.
Write tests with Pest 3/PHPUnit, feature tests, unit tests, mocking, fakes, and factories. Use when testing controllers, services, models, or implementing TDD.
General Guide for iOS App Development, Building, Signing, Testing and App Store Listing Process (China Region). Triggered when users ask about iOS development/listing/review/signing/TestFlight/App Store Connect/privacy compliance/subscription configuration, or input the trigger word iosdev.
Transform raw data into analytical assets using ETL/ELT patterns, SQL (dbt), Python (pandas/polars/PySpark), and orchestration (Airflow). Use when building data pipelines, implementing incremental models, migrating from pandas to polars, or orchestrating multi-step transformations with testing and quality checks.
Modern JavaScript/TypeScript testing with Vitest including mocking and coverage.
Testing patterns and best practices for unit, integration, and E2E testing.
Selenium browser automation framework. Use for web testing.
Cypress end-to-end testing for web apps. Use for E2E testing.
Test Swift applications - XCTest, Swift Testing, UI tests, mocking, TDD, CI/CD
pytest-django testing patterns, Factory Boy, fixtures, and TDD workflow. Use when writing tests, creating test factories, or following TDD red-green-refactor cycle.
RSpec Ruby testing framework. Use for Ruby testing.
pytest Python testing framework with fixtures. Use for Python testing.