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WEEK 4, GHOST PROOF

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 4: Ghost in the Machine What I Built GhostProof — an AI-powered fact checker and code reviewer.

  • GhostProof combines fact-checking and code review in one tool.
  • Uses React, TypeScript, and Vercel serverless APIs.
  • Emphasizes open innovation with open-weight models.

How to Split Large STL & 3MF Files for Small Print Beds Without Slicing Errors

Every desktop 3D printer eventually hits a physical ceiling: build volume. An Ender 3 caps out around 220 × 220 × 250 mm; a Prusa MINI or Bambu Lab A1 mini restricts you to an 180 mm cube.

  • Check usable build volume, subtract 8-10 mm from each axis
  • Use STL Splitter tool to preserve mesh topology without re-meshing
  • Align cut planes along natural body lines, avoid thin walls

Three holes in a green CI, and a lock for the free plan

What this is about. On a site we worked on recently, the test pipeline went green across the board, and we looked into what green actually covered. Three things turned out not to be covered at all.

  • Three issues uncovered in green CI: missing tests, schema mismatches, and lack of wait mechanism.
  • Tests added to CI to address missing tests and schema mismatches.
  • Script implemented to wait for green CI status in private, free plan repository.

One week after PHP2Shell: attacked in the wild, and now a Linux kernel flaw on top

On 21 October the PHP team released emergency updates for two critical flaws, CVE-2026-109618 and CVE-2026-109619 (“PHP2Shell”). Back then the question was how fast you could patch.

  • PHP released emergency updates for PHP2Shell flaws on 21 October
  • Linux kernel flaw CVE-2026-46300 allows root access exploitation
  • Combined threat can compromise servers and all associated sites and secrets

How CSS Controls the Layout of a Webpage: A Beginner-Friendly Guide

Have you ever looked at a webpage and wondered: “How did they get everything to sit exactly there?” The heading is at the top. The navigation links are arranged neatly.

  • CSS controls webpage layout beyond colors and fonts
  • Display property determines element's contribution to layout
  • Flexbox and Grid are key layout systems for rows/columns

More from Friday 30 October →