Hackers' Pub

Syntax	Description	Examples
`"` keyword `"`	Finds the string within quotes, including spaces. Case-insensitive. (Escape quotes inside with `\"`)	`"Hackers' Pub"`
`from:` handle	Finds content written by the specified user.	`from:hongminhee` `from:hongminhee@hollo.social`
`lang:` ISO 639-1	Finds content written in the specified language.	`lang:en`
`#` tag	Finds content with the specified tag. Case-insensitive.	`#HackersPub`
condition condition	Finds content that satisfies both conditions on either side of the space (logical AND).	`"Hackers' Pub" lang:en`
condition `OR` condition	Finds content that satisfies at least one of the conditions on either side of the OR operator (logical OR).	`#HackersPub OR "Hackers' Pub" lang:en`
`(` condition `)`	Combines the operators within the parentheses first.	`(#HackersPub OR "Hackers' Pub" OR "Hackers Pub") lang:en`

Jiajun Xu @foolfitz@social.slat.org

3/20/2026, 10:52:14 AM

Public

Claude `ultrathink` 模式好猛啊…

原本用 Opus 做一項工作，重寫了三四次都還是卡在同個 bug，後來我開啟新的 session，描述了一下脈絡（而且前面的失敗都有留紀錄），讓它用 `ultrathink` 模式重新檢視 code。

原以為 token 會燒得飛快，但竟然花費不到一半的 usage 就找到 bug 了。

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