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Caveats of iPad Mini
1 points, 0 comments on Hacker News
When to use LockManager.request() across tabs instead of in-memory locks
When the same origin can start the same short, side‑effecting job from more than one JavaScript context — two tabs, a tab plus a worker, or multiple workers — an in‑memory mutex is already too small. Each context has its own heap and its own copy of any boolean, promise, or singleton, so module‑...
BookDrop: Send ebooks to your Kobo, Kindle, or Tolino
1 points, 0 comments on Hacker News
Red, then green: 11 bugs TestSprite found in my NASA video research agent
TL;DR Ephemeris is a research agent over 87 NASA clips. I put 85 TestSprite tests behind it (34 browser, 51 API), and they found 11 real bugs. The centre of the story is PR #13: the first commit is only a regression test and goes red, the second carries the fixes and goes green.
Select Object Storage API for Secure Browser Direct Uploads
Short answer: for private e-commerce uploads with expiring download links, let the backend issue a short-lived, restricted presigned upload URL, while the application owns authorization, naming, retention, and deletion. Choose the storage API by the deletion guarantees it can prove, not by how p...
SocialLite 대안 앱 추천: 릴스·쇼츠 숨기고 DM은 남기는 앱 (아이폰, 2026)
아이폰에서 SocialLite와 가장 비슷하게 쓸 수 있는 대안은 minulo 예요. 릴스와 쇼츠를 숨기고 DM은 남기는 방식이 같고, 스크린 타임으로 공식 앱을 잠가서 minulo로 오게 할 수 있어요. 틱톡을 포함해 10개 SNS를 지원하고, 숨기기는 무료예요.