Раскрыта новая задумка Трампа против Ирана14:57
returned in case there is no argument or the argument is not a valid
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That return statement will stop the execution of each and return from find_mod_2. If this was another language, or if each was implemented with a Proc rather than a yield, you would have to return a special value to indicate you wanted to stop, or raise an exception. This is how Crystal gets away with having no for loop in the language.4 Otherwise the block would simply cede control to the method that called it.
В России предупредили о скорой нехватке вагонов08:46