// if the resultMap size is less than or equal to zero
// then the product is added
if (resultMap.size() <= 0)

我最喜欢的是这样的

 # commented out
 ...
 ### end of the formerly uncommented #2001-02-22 John Doe

else
{
    //error situation
}

// The hackiest hack that ever did hack

它在WordPress博客引擎(wp-admin/includes/user.php -如果有人真的想看黑客攻击本身)。

// Magic. Do not touch.

简单但有效的注释，在一些不太安全的c++代码之前

// yikes