Skill UI

scVelo is a leading Python package for analyzing RNA velocity in single-cell RNA-seq data. It infers cell state transitions and developmental trajectories by modeling the kinetics of mRNA splicing (unspliced/spliced ratios). This allows researchers to determine cell fate decisions, predict differentiation paths, and identify driver genes without requiring time-course experiments. It complements tools like Scanpy for comprehensive analysis.

This utility provides a structured way to manage and separate notes across multiple accounts and environments within Apple Notes. By utilizing distinct accounts (e.g., iCloud for Production, 'On My Mac' for Development), users can ensure absolute data isolation between development, staging, and live production data. It is crucial for maintaining clean separation in complex development workflows and QA testing scenarios.

A comprehensive diagnostic guide for common issues encountered with CAST AI agents, Kubernetes autoscaling, API connectivity, and resource provisioning. Covers scenarios like agent crashes, 401 errors, and scaling failures, providing specific commands (kubectl, curl, helm) and detailed fixes for robust troubleshooting.

This guide provides advanced strategies to optimize API call patterns when integrating with AppFolio's property management platform. By implementing techniques like local caching (TTL), batch querying, adopting webhooks instead of polling, and setting usage monitors, users can drastically reduce redundant API calls, thereby minimizing operational costs and maximizing profitability for large-scale property portfolios.

This guide provides comprehensive strategies to optimize API interactions with the AppFolio property management platform. It covers implementing effective caching strategies, utilizing batch operations for bulk updates, setting up connection pooling, and robust rate limit management. Adopting these techniques significantly reduces API call volume and improves data retrieval performance for large-scale real estate portfolios.

A robust reference architecture designed for integrating multi-property portfolios with the AppFolio Stack API. It manages complex tasks such as real-time vacancy tracking, tenant lifecycle management, work order routing, and financial accounting reconciliation (e.g., QuickBooks/Xero). Key components include a service layer, multi-level caching strategies for optimal data freshness, and an event-driven pipeline (using webhooks and message queues) to ensure data consistency and idempotency across all transactions, addressing potential rate limits and failure modes.

This guide provides production-ready patterns for using the @clickhouse/client library in Node.js. It covers critical, real-world scenarios such as safe typed queries, streaming large data inserts (with backpressure handling), robust batch operations with retries, and streaming SELECT queries for low memory consumption. It also includes best practices for comprehensive error handling and connection lifecycle management, ensuring stable and scalable ClickHouse integrations for data pipelines.

This tool provides comprehensive observability for enterprise search systems (Glean). It tracks critical metrics such as search latency (p95), zero-result query rates, indexing throughput, and stale content ratios. By monitoring connector sync status and detecting indexing degradation, it allows teams to proactively maintain search relevance and ensure sub-second response times, preventing silent data quality decay.

A comprehensive architectural blueprint for building a high-read, optimized integration layer with the Linktree link-in-bio platform. This design utilizes a two-tier caching strategy (Redis), event queues (RabbitMQ/SQS), and webhooks to handle extreme traffic ratios. It ensures profile data remains fresh, while providing real-time click analytics and robust scalability considerations for production environments.

A comprehensive set of structured patterns for integrating with the Lucidchart REST API. These patterns handle complex requirements such as OAuth 2.0 token lifecycle management, mandatory API version negotiation, deep shape tree structures, and robust error handling for concurrency issues (e.g., document locking, rate limiting). Includes utilities for building type-safe queries and mocking test scenarios.

A comprehensive guide for performing end-to-end (E2E) and integration testing on the Nexu → OpenClaw gateway stack. It details the architectural constraints and viable testing methods, emphasizing the use of Vitest for reliable internal function testing (e.g., skill snapshotting, session store logic). Use this when verifying core gateway fixes, testing skill loading after restarts, or simulating complex operational scenarios.

A comprehensive checklist detailing advanced attack methodologies for JSON Web Tokens (JWT). Covers critical misconfigurations such as algorithm confusion (alg:none, RS256→HS256), weak secret brute forcing, header injection (kid, jku, jwk), cache poisoning, and improper validation. Also provides specific vectors for extracting JWTs from mobile environments (Android/iOS). Ideal for penetration testers conducting deep security assessments on authentication systems.