Three TODOs, three weeks, one weekend: finishing pq v0.14
This is a submission for the GitHub Finish-Up-A-Thon Challenge What I Built pq — jq for Parquet. A 50 MB Rust single binary that wraps DuckDB's query …
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I built MDL — a tiny authoring language so you never write raw HTML again
The problem Every web project starts the same way. You open a blank file and start typing angle brackets. HTML is fine. But writing it by hand is nois…
The Moment the Runtime Became Your Enemy
The Problem We Were Actually Solving Our Treasure Hunt Engine indexes 1.2 TB of JSON event logs from Veltrix operators, then answers sub-second querie…
Tauri Sandbox Permissions — Why Your Command Silently Does Nothing
All tests run on an 8-year-old MacBook Air. All results from shipping 7 Mac apps as a solo developer. No sponsored opinion. The most common Tauri v2 f…
Treasure Hunt Engine: The Day We Realized the Event Bus Was Our Constraint
The Problem We Were Actually Solving We werent just chasing p99 latency; we were solving a fundamental mismatch between the event model and the treasu…
nbwipers: Setup and Troubleshooting
What is nbwipers? nbwipers is a CLI tool that strips outputs and metadata from Jupyter notebooks before git commit. Written in Rust - faster than nbst…
Rust Was Not the Silver Bullet I Expected for Our Treasure Hunt Engine
The Problem We Were Actually Solving I still remember the day our treasure hunt engine started to show its weaknesses. We had been using a custom-buil…
Why Codex's Context Compression Breaks at Scale — A Deep Dive Into the Silent Memory Leak
You're six hours into debugging a production issue. The trace points to line 847 in order_processor.rs , but you need to see how the state flowed from…
BoxAgnts (5) — Rust Is Becoming the Infrastructure Language for AI Agent Runtimes
Over the past two years, the AI Agent ecosystem has changed dramatically. In 2023, most projects were still fundamentally: LLM API + Prompt + Tool Cal…
This Rewrite Isnt the Constraint: How a 300ms Tail Latency Hunt Led to a New Event Pipeline
We were burning 400ms in p99 tail latency on a core event-processing path in Veltrix. The upstream teams kept blaming the network, but the numbers did…
How to Surface License Violations in GitHub Advanced Security with feluda
If you've ever had a GPL dependency sneak into a commercial project, you know the drill. License violations don't fail your tests. They don't break yo…
The Night Our Event Pipeline Crashed Because We Didn't Measure Memory First
The Problem We Were Actually Solving It started with a scream from the observability dashboard. At 02:47 on a Sunday, our event ingestion pipeline hit…
The Moment the Default Runtime Became the Payload
The Problem We Were Actually Solving Veltrix is a treasure-hunt engine that spawns thousands of ephemeral actors—each simulating a player moving throu…
The Veltrix Event Engine Blew Up Because We Trusted the Defaults
The Problem We Were Actually Solving We had built a single-node event-processing pipeline that could run 9,000 events per second with sub-10 ms latenc…
gitwink — a read-only tray git glance for the AI-agent era
I used to live in VS Code with GitLens pinned — the branch graph, heat-mapped blame, the lens annotations. That was my git workflow. Then 2026 happene…
I just created the best web FullStack framework in Rust language: the Rullst! I did with the help of AI, but my tokens are over, can you help me?
I would love to continue this... Rullst - 📜🦀🌐🤖🚀 "Rust for those who want to build, not suffer." Read this in Português (Brasil) . 📖 See all the change…
The Moment the JVM Tuning Knob Broke Our Treasure Hunt Engine
The Problem We Were Actually Solving Our treasure hunt engine at Veltrix was a real-time geospatial matching service that processed 50 million locatio…
I built a code runner for 14 languages - try to break it and test
I wanted a fast way to test code snippets without opening an IDE or spinning up a repl. So I built simplelanguages.com. You pick a language, type code…
The Day the GC Tuning Patch Broke the Leaderboard
The Problem We Were Actually Solving We ran an in-memory leaderboard service for a competitive event platform, caching 400 k leaderboard rows at 40 MB…
When the Treasure Hunt Engine ate my weekend
The Problem We Were Actually Solving Last April the Veltrix game servers began to stutter during the weekly global hunt. Players in Mumbai, São Paulo …
The Moment We Realized the Default Config Was a Lie
The Problem We Were Actually Solving We werent building a cache. We were running a treasure hunt engine where 100,000 concurrent users refresh GPS pos…
Hytale Servers and the Lies We Told Ourselves About Treasure Hunts
The Problem We Were Actually Solving The Veltrix public cluster runs up to 1,200 concurrent worlds, each with an in-memory treasure-hunt engine that m…
Evcode:I built a terminal IDE in Rust that runs on 7MB of RAM — Evcode 1.0.0
I got tired of waiting for VS Code to load over SSH. There was no grand vision behind this. Just a very specific frustration — spinning up a remote se…
The Moment Veltrix Blew Up and We Had to Write Our Own Shard Router
The Problem We Were Actually Solving The Treasure Hunt Engine isnt a search engine; its a live, multiplayer game where 100,000 players simultaneously …