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Jon Walls

@jonwalls.dev

Enthusiastic hacker. Startup veteran (Rill Data, Retool, Looker, Apptio). I like it when things "just work" but have been known to tweak bits and bytes to get things "just so".

Posts Replies Media

Jon Walls @jonwalls.dev · 14/06/2026

I have learnt that when my friendly little coding agent says this, it can often translate to "that's a damned stupid idea but I'll do it anyway."

Message from Claude Code: "Your reframing is exactly the cleanest architecture — and it works."

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Jon Walls @jonwalls.dev · 18/05/2026

Not gonna lie, I find this difficult to read... (strange rendering issues for Claude Code inside VS Code)

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Jon Walls @jonwalls.dev · 01/04/2026

So is Claude's new buddy thing a random pet or a personality profile of the user? "No snark but also no patience" is probably a fair assessment of my interactions with Claude! I'm guessing released since letting their source code into the wild must have accelerated a few decisions!

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Jon Walls @jonwalls.dev · 17/03/2026

It's one of the new phrases of the age, isn't it? (working with coding agents)

Message from a coding agent: "You're right - I went overboard"

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Jon Walls @jonwalls.dev · 05/03/2026

Hey @anthropic.com please don't do a Microsoft and make it impossible to figure out how to just login. I just want to try out your voice mode in Claude Code. I've tried all the Anthropic options via /login. Do you have a third hidden option? Is claude.ai considered a third party service?

Screencap showing login options for Claude Code:

Claude Code can be used with your Claude subscription or billed based on API usage through your Console account.

Select login method:

❯ 1. Claude account with subscription · Pro, Max, Team, or Enterprise
2. Anthropic Console account · API usage billing
3. 3rd-party platform · Amazon Bedrock, Microsoft Foundry, or Vertex AI

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Jon Walls @jonwalls.dev · 11/02/2026

altho I see counting in your original as well, mine is similar but slight different wording. Very strange. For added weirdness, I tried adding a typo (was curious if maybe tokenization related with omicron as a "special character")

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Jon Walls @jonwalls.dev · 03/01/2026

Nice first test run of Beads (github.com/steveyegge/b...) from @steve-yegge.bsky.social. A new tool slotting smoothly into an existing project is nice. It really jibes with my way of thinking to have the coding agent use a real-but-lightweight issue tracker. Good summary from Claude on completion.

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Jon Walls @jonwalls.dev · 29/05/2025

A bit inspired by @simonwillison.net 's stream of vibe-coded "low stakes" tools, was pleased with Claude's take on explaining composition effects. The ratio of a subset of unique counts to the total unique count falls the longer the time window. Which still boggles my mind. How can 7 x 29 = 6?!

Data tool demonstrating how calculating ratios of unique counts can counter-intuitively result in much lower ratios over 7 days versus 1 day.

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Jon Walls @jonwalls.dev · 07/01/2025

Had my first Zoom call of the year today - audio problems made me grateful I wasn't the main speaker! The culprit was app memory bloat. Since I don't have a 192GB Mac that won't be the real consumption by Acrobat, the memory thief could be something else altogether. But that caught my eye!

Adobe Acrobat running with 191.71GB memory usage

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