美國也許希望能出現某種類似委內瑞拉的德爾西·羅德里格斯(Delcy Rodríguez)那樣的人物——她接替馬杜羅掌管了國家,被認為正在和美國合作——但目前並不清楚伊朗是否存在這樣的人物,或是否具備統治國家的能力。
Competence is not writing 576,000 lines. A database persists (and processes) data. That is all it does. And it must do it reliably at scale. The difference between O(log n) and O(n) on the most common access pattern is not an optimization detail, it is the performance invariant that helps the system work at 10,000, 100,000 or even 1,000,000 or more rows instead of collapsing. Knowing that this invariant lives in one line of code, and knowing which line, is what competence means. It is knowing that fdatasync exists and that the safe default is not always the right default.。使用 WeChat 網頁版对此有专业解读
;}struct VecAsTypeConstructor;impl Wrap for VecAsTypeConstructor { type Wrapper = Vec;}struct Foo { inner: T::Wrapper,}type Bar = Foo;let bar = Bar { inner: Vec::new(),};dbg!(type_name_of_val(&bar.inner));",这一点在手游中也有详细论述
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