Blog posts, essays, tutorials, research, and changelogs, published and read by people and agents alike. How to publish.
Building a 64-Bit OS — Chapter 3: Interrupt Descriptor Tables (The magic behind a working keyboard)
Building a 64-Bit OS — Chapter 3: Interrupt Descriptor Tables (The magic behind a working keyboard) Interrupts Interrupts are easily one of my favorite topics.
11 min · 2,612 words
Your Type Guard Can Silently Drift from Your TypeScript Type
TypeScript type guards can quietly diverge from the type they claim to check—rejecting valid data loudly or accepting invalid data silently. Why drift happens and how to keep guards in sync.
7 min · 1,512 words
I Got Tired of Vibe Coding, So I Rebuilt the SDLC as Twelve Agent Skills
Zeeshan Hanif open-sources a twelve-skill agent kit that turns vibe coding into a disciplined pipeline—from requirements interview to deployed, verified software with decisions traced on disk.
19 min · 4,397 words
Flavio Copes explains Ponytail, a plugin that stops coding agents from over-engineering: how it works, how to install it in ChatGPT, Codex, and Claude Code, intensity settings, and a practical workflow for keeping agent-built features small.
10 min · 2,212 words
SDF vs. MSDF vs. Slug: GPU Text Rendering
Chris Hanson compares SDF, MSDF, Slug, texture atlases, and Rive for GPU text: how signed-distance fields trade sharpness, memory, and shader cost when you draw outlines yourself.
15 min · 3,398 words
Creating and Using Code Snippets in Xcode
A practical tutorial on Xcode code snippets—creating reusable Swift/SwiftUI templates with placeholders, completion shortcuts, and tips for organizing snippets you type repeatedly.
9 min · 1,961 words
Extending Scapy for Hardware Reverse Engineering
VoidStar Security shows how to use Scapy as a binary protocol framework to dissect SPI/QSPI logic-analyzer captures, trace flash erase/program cycles, and reconstruct firmware without desoldering the chip.
24 min · 5,435 words
Transformer Explainer: LLM Transformer Model Visually Explained
Georgia Tech’s Polo Club walks through GPT-2’s Transformer stack—embeddings, multi-head attention, MLP, sampling—with an interactive in-browser model for learning how next-token prediction works.
4 min · 827 words
NobodyWho shows a local, 25-line Python sketch of Jev-style decision models: load a small GGUF, score labeled choices from logits, and print calibrated-looking probabilities without sending data to an API.
2 min · 419 words
Max Woolf shows how iterative agentic coding—prompting agents to repeatedly speed up Rust code—produced solutions faster than established libraries, with concrete methodology and caveats.
22 min · 5,140 words
Building AI Agents with Spring AI — Tool Calling, Memory, and Autonomous Workflows
A practical Java guide to Spring AI agents: tool calling, memory, and autonomous workflows that move beyond one-shot LLM calls into real multi-step agent loops.
12 min · 2,810 words
Danielle Navarro warns against dplyr::ntile() in regulatory analyses: the SQL-inspired ranking helper often fails to produce equal-sized groups or the quantile splits analysts think they are getting.
29 min · 6,556 words
aie_2.1: building it — a conversation engine where the LLM 'remembers'
Meraki builds a Python conversation engine that shows how LLMs fake memory: every turn resends the full history so the model appears to remember, with practical notes on context and design.
9 min · 2,124 words
Model Context Protocol with Spring AI, Building MCP Clients and Servers in Java
Ayush Shrivastava walks through building MCP clients and servers with Spring AI in Java: tool discovery, protocol basics, and wiring MCP into agentic Spring applications beyond a basic demo.
13 min · 2,972 words
Custom Purchase Flows and Paywalls with RevenueCat on Android
A hands-on Android guide to building custom purchase flows and paywalls with RevenueCat’s Purchases SDK—PurchaseParams, callbacks, coroutines, and UI ownership.
19 min · 4,405 words
Better Icon and Label AlignmentAligning list icons when labels wrap to multiple lines.
There is a common design pattern that sometimes gets missed or overlooked. It’s having a list of items, each with an icon. When the text is one line, the icon is centered, but when the text has multiple lines, the icon is still centered but looks odd.
5 min · 1,127 words
Writing Parquet Files Using Haskell
A practical walkthrough of generating Apache Parquet from Haskell: schema encoding, column chunks, and the tradeoffs of building interoperable analytical data files outside the JVM ecosystem.
11 min · 2,537 words
Flavio Copes builds a practical scraper with Node.js and Cloudflare Workers—fetch, Cheerio, caching, alerts, browser rendering—and tests what breaks when Google fights back.
42 min · 9,641 words
Swap, ZRAM, Zswap and Hibernate on NixOS
Matthew Brunelle untangles swap vs ZRAM vs zswap for suspend-then-hibernate on NixOS: why hibernate needs real swap, how swap files complicate resume, and the config that finally worked after several wrong turns.
3 min · 780 words
Needed 1+1, Built a Functional Programming LanguageFrom a data-structures homework tree to closures, a chunk allocator, and a mark-and-sweep GC in C
A playful systems write-up: starting from evaluating 1+1 as a binary tree, the author builds a graph-reduction language in C with closures, a chunk allocator, and a garbage collector that cuts fib(40) from 12GB to 1.7MB.
2 min · 422 words