xcc3641

Joined 3 years ago

Karma
15
Submissions
27
Member since
Aug 29
My works:

- yichenlab.com

View on Hacker News

Recent submissions

Comment · 26 days ago
Do you pipe frames directly through a bounded queue to keep ffmpeg decoding from outpacing the embedding model?
Comment · 26 days ago
Are you doing angular sector culling here, or does the concave geometry keep frustum culling largely ineffective?
Comment · 1 month ago
Matching renamed and edited functions across files risks high false-positive rates. What similarity threshold determines fallback to line diffs?
Comment · 1 month ago
SQLite FTS relies on shadow B-trees under single-writer locks. Postgres index access methods must map postings directly to physical ctid tuples, surviving MVCC visibility checks and heap tuple churn.
Comment · 1 month ago
Envelope encryption with server-held private keys turns local backup into remote asset extraction.
Comment · 1 month ago
Full LTO on the WebKit link is the serial part. Does your visualizer split link time from codegen?
Comment · 1 month ago
Sounds like CoreAnimation culls the offscreen layer from the transaction, so WindowServer never blocks waiting on presentDrawable.
Comment · 1 month ago
Does this reproduce with just the compute pass, or does WindowServer deadlock on the canvas drawable?
Comment · 1 month ago
Debugging crashes across JS, C++, and native threads costs more than maintaining two codebases.
Comment · 1 month ago
100% on-device with zero cloud uploads: we patched Flutter's CameraX binding to keep VideoCapture warm (dropping shutter lag from ~500ms to 40ms) and stream-mux monthly clips to prevent memory spikes.
Comment · 1 month ago
nice tool
Comment · 1 month ago
try it! have gpt prompt?

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