6 episodes

Substantive, in-depth technical conversations about software engineering (broadly construed).

Significant Bits Josh Bleecher Snyder

    • Technology

Substantive, in-depth technical conversations about software engineering (broadly construed).

    Iota: whisper.cpp

    Iota: whisper.cpp

    Links:
    my little whisper.cpp bug fixwhy the logits were calculated inconsistentlywav2vec2 on arxiv and huggingfacethe openai whisper asr model announcementbeam search patiencetop notch guide to CTCthe bitter lesson (and in meme form)Errata:
    * I referred in the show to LLMs as encoder-decoder models. Most modern LLMs are decoder-only.* I messed up readability at Google. It means approvability, apparently. ūü§∑¬†

    • 35 min
    Iota: Random algorithms

    Iota: Random algorithms

    In which I ramble about randomness and random algorithms. Now with theme music!
    Paper Cuts planned reading: Habitability and Piecemeal Growth, in Patterns of Software (just pages 7‚Äď16 of the book, which is pages 25-32 of the PDF)
    Selected links:
    * SIEVE cache replacement algorithm* Power of two random choices* Marc Brooker's blog* Random forests* Count Min Sketch* Monte Carlo Simulation* Random projection* T-Digest* The fix for my embarrassing compiler bug

    • 21 min
    Write It Down with Shay Nehmad

    Write It Down with Shay Nehmad

    Shay Nehmad on how writing is the key to becoming a better engineer, how to do it, and more.
    Links:
    * Cup O' Go podcast* Code Complete book* Shay's blog* Obsidian and Logseq

    • 41 min
    Litestream and LiteFS with Ben Johnson

    Litestream and LiteFS with Ben Johnson

    This was a fun and decidedly humbling conversation with Ben Johnson about SQLite, databases, Litestream, and LiteFS.
    Links:
    Ben on GitHubLitestreamLiteFS 

    • 36 min
    Iota: Rolling Hashes and FastCDC

    Iota: Rolling Hashes and FastCDC

    No guest for this inaugural episode--just me this round.
    I cover the basics of rolling hashes and FastCDC, which appears to be the state of the art in content defined chunking.
    Mentioned in the episode:
    8 bit hash bugFastCDC paperPerkeep (once called Camlistore, oops)buprsyncI know the audio is slightly subpar (to say nothing of the content). But I think I know how to improve for next time. Finding my feet. :)
    Feedback welcome: josh@sigpod.dev

    • 22 min
    Trailer

    Trailer

    The plan: Guests teach me substantive topics in software engineering, and I ask dumb questions.
    Please send guest suggestions, topic ideas, excitement, and monopoly money to josh@sigpod.dev

    • 56 sec

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