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I write about things I run into while building for the web.

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10 articles

31 December 20244 min read

A comparison of Rust and Node.js for web services, covering performance, memory safety, concurrency, and the cost of switching.

Rust · Node.js · Performance

26 December 20242 min read

How I used git merge --squash to combine the changes from a feature branch into one commit on another branch.

Git · Workflow

20 December 20242 min read

Copy files directly between remote servers with scp and commit them from the destination, without downloading them to your machine first.

Linux · SSH · Git

17 August 20245 min read

Build a FAQ chatbot that checks for exact and fuzzy matches before using a TensorFlow classifier with pretrained GloVe embeddings.

TensorFlow · Python · Chatbots

9 August 20243 min read

Restrict MongoDB connections to a trusted address with UFW, keep SSH accessible, and account for Docker’s published-port behavior.

MongoDB · Ubuntu · Security

9 August 20243 min read

Configure UFW on Ubuntu, allow SSH before enabling the firewall, and add, inspect, or remove rules for individual ports and networks.

Ubuntu · Linux · Security

27 July 20243 min read

Diagnose Node.js heap errors and set --max-old-space-size with NODE_OPTIONS in Docker or Compose while allowing room for other memory use.

Docker · Node.js · n8n

26 July 20246 min read

Check for Linux out-of-memory events and configure a persistent swap file on a server, with the original terminal screenshots.

Linux · Ubuntu · Memory

18 June 20242 min read

See how NextAuth.js encrypts session tokens, why a signed-token verifier cannot decode them, and how to read them with the library’s helpers.

NextAuth.js · JWT · Authentication

20 May 20235 min read

Train a simple intent classifier in TensorFlow, from tokenizing and padding training phrases to choosing a response for the predicted intent.

TensorFlow · Python · Chatbots

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