Tech Articles
Curated developer articles, tutorials, and guides – auto-updated hourly
DevLog4d ago • 3 min read
codex CLI login not working on macOS: what fixed it
TL;DR: Symptom: codex --version fails with "No such file or directory", while codex login and codex...
#clitools#macos#troubleshooting
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DevLog4d ago • 3 min read
Claude CLI 401 Unauthorized Refresh Token Issue
Symptom: claude commands fail with 401 Unauthorized and the message "refresh token was already used....
#clitools#localllm#troubleshooting
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DevLogSep 24, 2026 • 4 min read
10 terminal tools so good you'll close your GUI (ripgrep 14.7 faster than grep, measured live)
Ten terminal tools that replace a GUI, all free and open source, shown live on one Mac mini. This is...
#clitools#videonotes
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DevLogSep 24, 2026 • 2 min read
uv install: How much faster is it than pip?
While running automation scripts on my Mac Mini, the constant bottleneck in my workflow was the time...
#macos#clitools#troubleshooting
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DevLog3d ago • 2 min read
Claude Code PDCA: Why 100% alignment is not success
Running six PDCA (Plan-Design-Do-Check-Act) cycles with Claude Code on a color extraction tool taugh...
#troubleshooting#clitools#macos
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DevLogSep 25, 2026 • 5 min read
10 Python tricks you'll actually use, 8 of them with zero installs (with the numbers)
Ten Python tricks, shown live on one machine. Eight ship with Python itself; two are worth a brew...
#clitools#videonotes
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DevLog2d ago • 3 min read
Claude Code: Analyzing 159 Feedback Memory Files
Symptom / Cause / Fix Repeated mistakes despite automatic memory / Claude reads only the one-line...
#troubleshooting#clitools#macos
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DevLog6d ago • 3 min read
ffmpeg: Convert video to optimized GIF on macOS
Whenever I need to turn a video into a GIF, most search results lead me to upload-based websites....
#macos#clitools#troubleshooting
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DevLog6d ago • 7 min read
Getting started with uv: an existing project, a new project, and the numbers (pip 2.46 s uv 0.38 s)
uv is a fast Python package and project manager written in Rust. This is the write-up of the video.....
#clitools#videonotes
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DevLog5d ago • 4 min read
Run a Discord bot 24/7 for free on a computer you already own
Once you have a Discord bot working, the next problem shows up fast. Close the terminal and the bot....
#automation#clitools#macos
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