Domain Arrivals
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Featured in Domain Arrivals · 2026-08-13

Profiling Labs: a Python bottleneck-hunting course

profiling-labs.com ↗ · Learning & Exams · score 82.0
○Open: public page gives enough substance to understand the site $Paid: pricing, booking, ecommerce, subscription, or paid access is visible ADAds: visible ad load or ad-supported content ✦Pretty: notable design, copy, craft, or presentation ◆Pro: polished, finished-feeling, serious, or operationally mature ◇Niche: specific audience, workflow, or unusually focused use case ◉Human: personal, local, community, civic, handmade, or real-person signal !Suspicious: scammy, spammy, trust theater, finance fog, or credibility concern

A production-performance course for Python engineers, covering API profiling, database query plans, observability, and load testing.

Why it surfaced

Profiling Labs teaches a repeatable five-step method—measure, isolate, prove, fix, instrument—across seven focused chapters. Its examples get concrete: one SQLAlchemy case reduces CPU time from 0.633 seconds to 0.053 seconds after addressing an N+1 pattern, while the course itself is still being assembled for an email-list audience.

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Thirty Patents for the Grave

August 13’s newborn domains include 30 safety-coffin patents, lost notices for false teeth and a box of hair, short films playing in 100 Tokyo taxis, and a Queensland river view arranged gauge by gauge downstream.

This is one of 1,000 discoveries in the 2026-08-13 Domain Arrivals issue.

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