在grails中有什么习惯用法可以帮助我们保存域对象吗?我可能想做一些像这样的事情if(candidate.hasErrors || !I also do not want seperate class like say repo to which I pass this domainObject and put in this logic
在替换原始引用的某些用法时,我注意到我不必使用get()函数将reference_wrappers作为参数传递给接受常规引用的函数。//...//foo(ref.get()); also works, but I expected that it would be required
当传递到函数中时,std::reference_wrapper