承运人依照本条第一款规定免除赔偿责任的，除第二项规定的原因外，应当承担举证责任。
Sorry, your browser doesn’t support embedded videos.。新收录的资料对此有专业解读
Every decision sounds like choosing safety. But the end result is about 2,900x slower in this benchmark. A database’s hot path is the one place where you probably shouldn’t choose safety over performance. SQLite is not primarily fast because it is written in C. Well.. that too, but it is fast because 26 years of profiling have identified which tradeoffs matter.，推荐阅读新收录的资料获取更多信息
50 cond: *cond as u8,