“现行SAE分级是法律和责任的划分，非技术鸿沟。L3本质上是限定ODD运行范围的L4，因此跳过在技术上是个伪命题。“在公众号“电厂”的一篇文章中，原博世车载产品线负责人易强认为，L3是“缩小范围的L4”，区别主要是在法律法规上。法律人为限定了L3的使用范围。这才是当下L3和L4最大的不同。
Cgroups are important for stability, but they are not a security boundary. They prevent denial-of-service, not escape. A process constrained by cgroups still makes syscalls to the same kernel with the same attack surface.
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Where Scream introduced "the rules" of the slasher as a means to break them, its sequels built a box that became increasingly constrained by lore and meta commentary. This pushed the film series farther away from Woodsboro — to college (Scream 2), to Los Angeles (Scream 3), to New York (Scream VI), getting to a point where Final Girl Sidney Prescott (Neve Campbell) was no longer the hero, but either a supporting character (Scream 4 and 5 — which was confusingly titled Scream) or absent altogether (Scream VI).，更多细节参见91视频
重复遍历数组，比较相邻元素，如果顺序错误就交换
Here's how a segment register load uses it: