Latest Articles

Hands-on benchmark: Claude Code operates the same web app via Playwright CLI, agent-browser, and Claude in Chrome. Token efficiency, usability, and stability compared side by side.

Calculating per-Pod cost from EKS ENI-based Max Pods formula and instance On-Demand pricing. Reveals that 2xlarge and 8xlarge are traps with same Pod count as xlarge/4xlarge at double the price, and that Graviton c7g offers the best Pod density cost performance.

SvelteKit's adapter-node doesn't set Cache-Control headers for files in the static/ directory. This post explains how to use Node.js --import hooks to patch http.ServerResponse.prototype.writeHead and add cache headers to specific paths.

Since sentry-cli lacks native multi-profile support, I created a zsh wrapper function that enables AWS CLI-style --profile switching. Also registered it as a Claude Code skill for seamless AI agent integration.

Turn a Raspberry Pi into a kiosk signage display with Playwright (Python) + Chromium `--kiosk` for always-on fullscreen web pages. Persist login via cookies, auto-start via `.desktop`, and deploy updates with `scp`.

GitHub Actions ubuntu-latest runner updated to Docker 29, which defaults to containerd image store, causing docker push to ECR to fail with 403 Forbidden.

How to create a Quick Action using macOS Automator that copies the full file path to the clipboard with a right-click in Finder.

A guide to turning Orange Pi Zero 2W into a web signage display with auto-starting Chromium kiosk mode. Covers stable systemd boot configuration (getty conflict, D-Bus/GPU workarounds, unlimited retries) and interrupt-driven GPIO button control using gpiomon.

A comparison of Suno AI's four features — Remix, Inspo, Mashup, and Sample — with a table and flowchart explaining their inputs, behaviors, and when to use each one.

An `about:config` tweak that stops the ESC key from exiting full-screen mode in Firefox on macOS.

Since Chromium M113, `--remote-debugging-address=0.0.0.0` is forcibly remapped to 127.0.0.1, blocking external CDP connections. Workaround: forward 9222 to 127.0.0.1:9223 with `socat`.

Use Git's `skip-worktree` flag to hide specific local edits from `git status` — handy for tracked files you cannot `.gitignore` but want to keep modified locally.

Extract `.event.delta.text` from Claude Code's `--output-format=stream-json` using `jq -j` to avoid the per-fragment newline issue with `jq -r`. Includes a working one-liner.

I researched Headless UI libraries that can be used with Svelte and summarized them.

When trying to implement a shared store in Svelte 5’s Runes Mode, I couldn’t export $state, so I couldn’t write the code as intended and ended up creating a compromise solution.

I resolved an issue in an app deployed to AWS Amplify using SvelteKit + amplify-adapter that was causing the upload error: "SvelteKitError: Content-length of 605227 exceeds limit of 524288 bytes."

This is sample code for using Selenium Remote Grid in headful mode with `browser_use`. The sample also includes specifying the browser window’s viewport size.

Pitfalls when passing `--headless` or `-profile` to Selenium Firefox, and the right way to use `selenium.webdriver.FirefoxOptions`.

Python 3.13 enabled VERIFY_X509_STRICT by default, triggering "SSL: CERTIFICATE_VERIFY_FAILED certificate verify failed: Basic Constraints of CA cert not marked critical" against self-signed CA certs. Workaround: disable VERIFY_X509_STRICT in SSLContext.

Fix `symbol not found in flat namespace` on macOS Homebrew Python 3 — check library links and reinstall the affected package.