25 real-world system design case studies condensed from Alex Xu's System Design Interview Vol 1 and 2 - requirements, architecture, deep…
System dynamics modeling skill for feedback loop analysis, stock-flow diagrams, and dynamic simulation
Diagnose, fix, and document a system or config fault on this machine.
Health check for TTS and Telegram bot subsystems.
System-level decision support for generally healthy adults with everyday health concerns or supplement questions.
Monitors local macOS and Linux system health, tracking CPU, memory, disk, network metrics, and resource-heavy processes.
Expert at writing and debugging reliable, non-flaky Capybara/Selenium system tests for Rails applications with Hotwire.
4-phase root cause debugging (DSH version): Loop closure followed by hypothesis testing + seam checks + parallel hypothesis verification…
Systematic debugging workflow with hypothesis testing
Use this skill when the user wants a systematic literature review, survey, or synthesis across multiple academic papers on a topic.
Trigger: new issue, bug report, triage, backlog, issue flood, community report, root cause, dead-end, blocked user.
Map systemic forces shaping a wellbeing concern without individualising the problem.
Issue, cancel, and fetch Hungarian invoices via the szamlazz.hu Agent API.
Design and format publication-quality tables: column order, row grouping, notes, precision, reproducibility.
Use when an IMF Economic Review (IMFER) manuscript's exhibits must communicate an international-macro result to a dual academic/policy…
Use when the exhibits of a Journal of Environmental Economics and Management (JEEM) manuscript — regression tables, event-study plots…
Use when exhibits — especially maps — for a Journal of Economic Geography (JEG) manuscript are dense, decorative, or do not answer the…
Use when microstructure exhibits — spreads, depth, price-impact, order-flow, and event-study plots — are the bottleneck for a Journal of…
Use when building or revising exhibits for a European Economic Review (EER) manuscript so they report standard errors, read cleanly, and…
Use when building tables and figures for a European Sociological Review (ESR) manuscript.
Use when building the exhibits for an Organization Science manuscript — data-structure diagrams and process models for qualitative work…