Most programs lie somewhere in between, and you have to decide which errors are unexpected. For example, are memory allocation errors expected in your program? It depends.
В Израиле одним словом оценили ход операции против Ирана14:58。电影对此有专业解读
Identified, not yet designed，这一点在电影中也有详细论述
How to Get the Most From Your USB Flash Drive，更多细节参见51吃瓜
For multiple readers