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Dev notes on
Linux, Docker
& backend.

Practical guides from real debugging sessions. No fluff — just the commands, configs, and architecture decisions that actually ship.

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» 2026-09-2

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工程趣聞 ★ Latest 9 月 26, 2026

2026-09-26 — 在 Brainfuck 的紙帶上手刻光線追蹤器

primary=https://epestr.com/blog/writing-a-ray-tracer-in-brainfuck/

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1182 total

Update your apache version sud…

server { # 傾聽 HTTPS 標準埠號 443 l…

crontab 0 0 * * * /opt/letsenc…

sudo apt install tcsh chsh -s …

.tar (僅打包，無壓縮) 套件名稱：tar。打包： t…