uppinote

Writes about software, gardens, bread and reading. This is the demo site for the Ieum theme.

24 posts Website
  1. Infra/Kubernetes

    My First Kubernetes Rollout, What I Wish I'd Known

    These are old notes from my first real Kubernetes deploy. Some of it holds up. Some of it I'd do very differently now.

    2 min read
  2. Reading/Papers

    A Year of Reading 3/3: What a Paper on Interleaving Taught Me

    Closing the reading log with a research paper, not a book — and the study habit I've actually changed because of it.

    2 min read
  3. Infra/Docker

    Multi-Stage Docker Builds for a Leaner Node Image

    Our production image was 1.4GB and rebuilt from scratch on every dependency change. Multi-stage builds fixed both problems at once.

    2 min read
  4. Tools/Git

    Git Worktrees Changed How I Review PRs

    I used to stash my work, check out a branch to review it, then unstash and hope nothing broke. Worktrees ended that entire dance.

    2 min read
  5. Essays/Life

    Slow Letters in a Fast Inbox

    I started writing an old friend actual letters instead of messages. The three-week delay turned out to be a feature, not a bug.

    2 min read Featured
  6. Backend/Node.js

    Debugging a Node.js Memory Leak in Production

    The process crashed once a week, always in the middle of the night. Here's how I found the leak with heap snapshots instead of guessing.

    2 min read
  7. Frontend/CSS

    Container Queries Finally Fixed My Card Grid

    The same card component lives in a sidebar, a full-width grid, and a modal. Media queries couldn't handle that. Container queries can.

    2 min read
  8. Ghost/Themes

    Building a Table of Contents for a Ghost Theme

    A table of contents needs two things done right — an accurate heading list, and knowing which section is currently in view. Here's how I built both.

    2 min read
  9. AI/Agents

    Building a Small Agent Loop with Tool Calling

    Before reaching for an agent framework, I built the loop by hand in about eighty lines. It made every abstraction the frameworks provide obvious.

    2 min read Featured
  10. Reading/Books

    A Year of Reading 2/3: The Unhurried Mind

    Second in the reading log: a book that argues boredom is a skill, and the one idea from it I actually kept.

    2 min read