`@receiver isNil ifTrue: `@nilBlock -> `@receiver ifNil: `@nilBlockIn fact, both versions work—but they apply different filters to the target node. Try to remember which one.
the Open Source sustainability crisis.，这一点在快连下载安装中也有详细论述
Жители Санкт-Петербурга устроили «крысогон»17:52。同城约会对此有专业解读
Что думаешь? Оцени!