●2.1.289 — Claude Code 2.1.289 (Oct 3) fixes deny/ask rules on nested parts of compound shell commands, a terminal freeze, and Read deny through symlinks●10/07 — 1 day left until the old spellings of Claude Desktop / Cowork managed-config keys stop being accepted. After the cutoff they fail closed●ACCOUNTS — A request to switch between multiple accounts in Claude Desktop has gathered over 200 comments on GitHub. How far today's workarounds go is the real question●NEW — When Claude Code committed despite a no-commit instruction, I separated the cause with a deny rule and a PreToolUse hook●COMPARE — A Zenn post compares Opus 5.5 and Sonnet 5.5 with numbers. The real question is where to draw the line per job●SONNET5.5 — Code written for Sonnet 5 can break on 5.5 in five ways. Thinking settings and forced tool_choice are the places to check first●2.1.289 — Claude Code 2.1.289 (Oct 3) fixes deny/ask rules on nested parts of compound shell commands, a terminal freeze, and Read deny through symlinks●10/07 — 1 day left until the old spellings of Claude Desktop / Cowork managed-config keys stop being accepted. After the cutoff they fail closed●ACCOUNTS — A request to switch between multiple accounts in Claude Desktop has gathered over 200 comments on GitHub. How far today's workarounds go is the real question●NEW — When Claude Code committed despite a no-commit instruction, I separated the cause with a deny rule and a PreToolUse hook●COMPARE — A Zenn post compares Opus 5.5 and Sonnet 5.5 with numbers. The real question is where to draw the line per job●SONNET5.5 — Code written for Sonnet 5 can break on 5.5 in five ways. Thinking settings and forced tool_choice are the places to check first

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Shell scripting

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Claude Code² Automation² Troubleshooting¹ Operations¹

⟐ Claude Code/2026-09-01Intermediate

Drop the quotes on a heredoc and the prices in your log quietly change

An unquoted heredoc runs the variables and backticks inside its body. Here are the four ways my log got rewritten, how the three quoting forms compare, a safe placeholder-and-sed pattern, and a small script for auditing what you already have.

⟐ Claude Code/2026-08-22Beginner

Handing a long job to another session — and the completion marker for when the notification never arrives

How to use notify_when_idle to hear when another Claude Code session finishes, and a small completion marker that keeps you from waiting forever when the notification is dropped.