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Finite State Machines in Forth

Hacker News·about 2 months ago
#GxGZsIS5
#forth#bytes#err#state#ascii#drop

Certain programming problems are difficult to solve procedurally even using structured code, but simple to solve using abstract finite state machines (FSMs) [1].…

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Don’t stop early: Case-folding source code at memory speed
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Don’t stop early: Case-folding source code at memory speed

Hacker News·2 months ago
#gkjIr6SI
#github#byte#bytes#ascii#fold#case

How a branch-free loop and byte-space arithmetic let GitHub case-fold every byte of code search at >45 GiB/s on a single core.

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Dissecting Apple's Sparse Image Format (ASIF) | schamper.dev
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162

Dissecting Apple's Sparse Image Format (ASIF) | schamper.dev

Hacker News·3 months ago
#26v3IjJ3
#schamper#bytes#asif#file#chunk#size

At WWDC 2025, Apple announced macOS 26 Tahoe. One of the new features in macOS Tahoe is a new disk image format: ASIF. Designed for use with virtual machines (its documentation lives under the Virtualization framework), ASIF takes a lot of inspiration…

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Security Checklist for Midnight dApps Before Deployment: A Developer's Guide
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Security Checklist for Midnight dApps Before Deployment: A Developer's Guide

DEV Community·richard202605·5 months ago
#pssOIpZ0

A comprehensive security checklist for Midnight Network developers covering disclose() audit, ownPublicKey() vulnerabilities, replay protection, witness validation, and proof generation testing.

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