Defer has an extremely small overhead and should be avoided only if you can prove that your function execution time is in the order of nanoseconds. The readability win of using defers is worth the ...

DAG 不是 Agent 编排的答案，它是 Agent 最简单的特例。无环图天生不能循环、反思、重试、恢复。LangGraph 的 StateGraph + Pregel 引擎 = Agent 的操作系统内核：调度、持久化、恢复三个原语 DAG 一个都没有。 1.为什么你的 Agent 跑着跑着就卡住了？ 去年我在一个项目里写了这样一个 Agent：让它调研一个 GitHub 仓库，读 READM ...