theguardian.com
try-catch is useful at the top level of a program or at the boundary of a subsystem, where you want to handle all errors uniformly:
。关于这个话题，新收录的资料提供了深入分析
run it immediately
Example: join all lines with space padding
Названы возможные сроки завершения конфликта вокруг Ирана
· 杨勇 · 来源：tutorial资讯