It's versatile enough that it can be used for application and systems programming. It has the best tooling of any language I've seen. It has a fairly pleasant type system. And I think most importantly it does a great job in bringing higher level language features into an environment without a garbage collector. Rust has arguably set the bar for "fast languages that are also decently expressive".
是囿于一时一事的得失，还是着眼打基础、利长远的实绩？
，更多细节参见safew官方下载
Input formatting choices (reversed digits, delimiters, etc.) as long as the format is fixed and doesn't encode the answer
Which fonts are most dangerous?