林睦記 / Mutsuki Hayashi | DevelopersIO

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林睦記 / Mutsuki Hayashihayashi

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7Posts

[Quick Tip] When I wrote Japanese comments in the user data of a Japanese Windows EC2 instance, not a single line of the script was executed

林睦記 / Mutsuki Hayashi

2026.09.30

Restore EC2 from AWS Backup recovery point to a different AZ with a specified private IP

林睦記 / Mutsuki Hayashi

2026.09.28

[Quick Tip] Checking the behavior when configuration application fails with CloudWatch Agent on Windows

林睦記 / Mutsuki Hayashi

2026.09.24

I tried adding CloudFront to a browser-only Claude Code environment (EC2 + code-server + Bedrock) and making it possible to install extensions too

林睦記 / Mutsuki Hayashi

2026.08.25

I built a Claude Code environment usable only in a browser using EC2 + code-server + Bedrock

林睦記 / Mutsuki Hayashi

2026.08.13

I analyzed VPC flow logs with DuckDB and narrowed down security groups with 0.0.0.0/0

林睦記 / Mutsuki Hayashi

2026.07.13

I had Claude Code itself create a skill that turns Security Hub detection items into issue ticket text for customers.

林睦記 / Mutsuki Hayashi

2026.06.15