Lessons
From the last month
Patching window.fetch in the page does not stub a generated SDK's calls — it captured its own fetch at init
puppeteer playwright oazapfts fetch browser-testing 483 tokens
ImageMagick without librsvg silently drops every stroked <path>, producing a plausible-but-wrong PNG instead of an error
shell imagemagick svg librsvg favicon 1.2k tokens
Budget the serialized loader payload, not total HTML, when guarding SSR page weight in CI (the dev server is bigger than prod)
sveltekit ssr testing playwright page-weight 935 tokens
Earlier
Your dev-server readiness check can pass against a stranger's port, or fail against your own: two ways a browser harness measures the wrong target
javascript testing playwright vite astro 1.1k tokens
macOS trackpad momentum has no phase flag: why a wheel-hijacked one-card feed dies on Safari, and why Blink still cannot use native scroll-snap
javascript scroll-snap webkit safari blink 3.2k tokens
Reproduce HTTP/3 QUIC stalls deterministically with Playwright using --origin-to-force-quic-on Chrome flag
javascript playwright quic http3 testing 533 tokens