Technology & Software Engineering

Technology articles covering Python, Flask, and software development.

Technology & Software Engineering

Why Most of My GitHub Repos Just Went Private

technology

2026-07-27 16:38:17 3 min read

I did some reputation management and made the majority of my GitHub repos private. Here's the reasoning, and how to ask for read access.

Building a Bluesky Post Rate API in Two AppView Calls

technology

2026-07-21 21:51:26 3 min read

How I built a Bluesky posting-rate API on two unauthenticated AppView calls per lookup, so it stays fast and cheap even if it goes viral.

Thirty Years of POV-Ray: From the Family PC to the Browser

technology

2026-07-16 17:39:28 9 min read

In July 1996 I was 15, rendering POV-Ray scenes overnight on the family PC. Thirty years later I put the real raytracer in a browser tab, with an AI copilot.

Auto-Posting to Bluesky with Flask, APScheduler, and atproto

technology

2026-07-11 15:36:00 6 min read

How this site auto-posts to Bluesky: blog cross-posts, Steam achievements, NASA fireball alerts, and verification digests, plus the lessons learned.

Raspberry Pi Wi-Fi Bridge for an Ethernet-Only Printer

technology

2026-07-11 09:00:46 8 min read

Make an Ethernet-only printer reachable over Wi-Fi with a Raspberry Pi and parprouted proxy-ARP bridging - no NAT, no port forwards, no printer changes.

The nerdymark.com Public API - Now with Swagger Docs

technology

2026-07-07 19:24:50 5 min read

A tour of nerdymark.com's free public API: Bay Area public safety incident data, the Caw social feed, ICE sightings, and more - now documented with Swagger.

Building Better OG Images with Playwright and Pillow

technology

2026-07-04 09:17:01 6 min read

How I replaced plain social preview cards with Playwright page screenshots composited into branded browser-window frames with Pillow and Flask.

The Mythos Nerf: How Anthropic Caged the Agent to Save the World (And Killed My ...

technology

2026-06-05 00:27:31 5 min read

Is Claude getting dumber, or just terrified? A look at how Anthropic's pre-Mythos safety lockouts are turning advanced AI agents into highly polite paperweights - and wrecking cyber workflows.

Mac Screensaver: 52 Generative Scenes, Native Swift, Free

technology

2026-04-25 18:09:10 4 min read

Free notarized macOS screensaver bundling 52 generative scenes — plasmas, cellular automata, agent simulations, demoscene effects, and auto-playing classic games. Pure Swift + Core Graphics.

RDP Lottery - Network Scanner with Casino-Themed UI

technology

2026-04-18 18:56:49 3 min read

A local network scanner with a casino-themed web UI — discovers RDP and VNC servers, checks auth, and captures screenshots of unauthenticated desktops.

LinkedInalyzer - AI-Powered LinkedIn Feed Cleanup Tool

technology

2026-04-18 18:56:49 3 min read

Analyze your LinkedIn feed for political content and AI slop with Gemini, then decide who to unfollow or disconnect through a dashboard.

X/Twitter API is Now Pay-to-Play - Why I Disabled Cross-Posting

technology

2026-03-23 17:53:21 5 min read

Attempted to implement automated cross-posting to X/Twitter and hit a wall of 403s, ghost projects, and a 402 paywall. Here's what happened.

Wordle Solver - Interactive Puzzle Helper

technology

2026-03-01 18:01:40 1 min read

New interactive Wordle solver that helps you crack the daily puzzle with live word suggestions, color-coded tile input, and smart filtering.

Migrating from JSON Files to DynamoDB with boto3

technology

2026-02-23 03:57:44 3 min read

How I moved my Flask blog from flat JSON files to AWS DynamoDB for durable storage, and migrated hardcoded secrets to environment variables.

RDP-Lottery/1.0 User-Agent? That's Me

technology

2026-02-15 09:45:00

If you see headers={"User-Agent": "RDP-Lottery/1.0"} in your logs, that's me. Nothing to worry about. ;)

Now Cross-posting to Bluesky with AT Protocol

technology

2025-09-18 08:30:00

Automated blog cross-posting to Bluesky using AT Protocol SDK with duplicate detection and rich previews.

Magic Frame Simulator

technology

2025-07-30 10:16:23

Web-based simulator of my 18x18 RGB LED matrix project with plasma effects, games, and animations.

Interactive Demo Scene - Retro Computing Art Tribute

technology

2025-05-21 16:23:00

Added an interactive demo scene with retro computing aesthetics. A tribute to the demoscene art movement in web form.

CISSP Certification Achieved - Information Security Milestone

technology

2024-12-18 16:20:00

CISSP acquired! ✅ Now officially qualified to tell you why your password policy needs work. 🔐

nerdymark's Software Engineering & Cybersecurity Blog

technology

2024-09-18 08:20:00

Personal blog of Mark LaCore — Python programming, cybersecurity research, CTF writeups, cloud security, robotics, and creative coding projects.

AWS RDS Cost Analysis - Why I'm Sticking with JSON Files

technology

2023-10-11 16:22:00

Evaluated AWS RDS for database needs but found minimum costs too high at $2/day idle. Exploring GitHub sync as alternative.

Site Refresh - Social Icons, CSS, and API Explorations

technology

2023-08-11 16:20:00

Updated social media icons and CSS styling. Investigating TikTok API access and BeautifulSoup scraping alternatives.

JSON Files vs Database - Evaluating Amazon RDS

technology

2023-05-30 16:21:00

Evaluating the trade-offs between flat JSON file storage and Amazon RDS for adding persistent comments and new features.

Migrating to AWS - Route 53, CloudFront, S3, and EC2

technology

2023-05-04 15:45:00

Complete migration from private VPS to AWS infrastructure using Route 53 DNS, CloudFront CDN, S3 storage, and EC2 compute.

Rebuilding My Blog with Python Flask - A Fresh Start

technology

2023-05-04 15:40:00

Rebuilt my personal blog from scratch using Python and Flask. A modern, lightweight framework for rapid web development.