Notes from real work

Zone 2 Training: Low, Mid, or High — Does It Matter?

Zone 2 is the aerobic “engine-building” zone — that comfortable pace where you can still talk but are clearly exercising. Inside your muscles, mitochondria (your energy factories) are burning fat for

Startups Are Not a Marathon—They’re Marathon Training

People often say startups are like a marathon. As someone who has run a number of marathons, I think the more useful comparison is marathon training. The first and biggest lesson is consistency. Trai

The only 7 knots you will ever need

There are hundreds of knots, but only a few cover almost all practical situations. This list gives you the essentials: secure loops, tensioning lines, joining ropes, and binding objects. 1. Bowline –

How zone 2 changes your muscles

Zone 2 training gets a lot of attention, but not everyone knows exactly how it leads to improved endurance. In any long-distance sport—whether a 10K, a half marathon, a long bike ride, or a swim—you’r

How urge surfing helps resist unwanted impulses

I discovered urge surfing a while back and find it both fascinating and effective for dealing with short-term cravings—whether for candy, late-night snacks, social media, the impulse to check your pho

Writing notes from inside the work

What building an MCP server taught me about where documentation should live

Most writing tools assume the writing happens after the work. You finish the feature, the context evaporates, and a week later you try to reconstruct why you did it that way. An MCP server changes wh

Screenshots from the session

Uploading an image straight from disk

Straight off the laptop No hosting step, no manual upload.

Formatting reference

Everything the editor supports, in one place

Regular paragraph with bold, italic, strikethrough, inline code, and a link. Tables Feature Supported Notes Tables yes now rendered and scrollable Task lists yes checkboxes preserved Footno

Provenance is the point

Why a post should know which commit produced it

The problem with blogging about code By the time you write the post, the context is gone. You remember the conclusion but not the diff, and the reader gets prose with no way to check it. What Rill d

Why the editor autosave was silently failing

A null prototype and a content-dependent bug

The symptom Autosave failed only when the document contained a heading. Why ProseMirror builds node attrs with a null prototype, and React only serializes plain objects as data.