QR error correction helps and hinders scanning (2021) (huonw.github.io) | HN Screenshots

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Screenshot of huonw.github.io: QR error correction helps and hinders scanning (2021)

First screen, captured 2 years ago.

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Screenshot of huonw.github.io: 10 > 64, in QR Codes

10 > 64, in QR Codes (huonw.github.io)

318 points by yvan 2 years ago | 70 comments

Blog post by Huon Wilson explaining why decimal-encoded data stores more efficiently than base64 in QR codes thanks to the QR Numeric mode.

qr-codes base64 data-encoding decimal-encoding

Screenshot of huonw.github.io: Async hazard: MMAP is blocking IO

Async hazard: MMAP is blocking IO (huonw.github.io)

84 points by mmastrac 2 years ago | 88 comments

Screenshot of humanqr.com: Crowd Sourcing Broken QR Codes

Crowd Sourcing Broken QR Codes (humanqr.com)

60 points by devmandan 1 year ago | 38 comments

Screenshot of qris.cool: Show HN: An interactive demo of QR codes' error correction

Show HN: An interactive demo of QR codes' error correction (qris.cool)

93 points by Xiione 1 year ago | 8 comments

Screenshot of taras.glek.net: PSA: Eget That Executable from GitHub

PSA: Eget That Executable from GitHub (taras.glek.net)

32 points by tarasglek 2 years ago | 14 comments

Screenshot of trieve.ai: 300μs typo detection for 1.3M words

300μs typo detection for 1.3M words (trieve.ai)

78 points by todsacerdoti 2 years ago | 11 comments