Given two binary trees, write a function to check if they are the same or not.

Remove Duplicates from Sorted Array IIDesicriptionFollow up for “Remove Duplicates”:What if dupli

Follow up for “Search in Rotated Sorted Array”:

Given an array with n objects colored red, white or blue, sort them so that objects of the same color are adjacent, with the colors in the order red, white and ...

Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.

Given a 32-bit signed integer, reverse digits of an integer.

define function，calculate the input parameters and return the result.

在function.php里面加上这个//获取评论的锚点链接function get_comment_at($coid){ $db = Typecho_Db::get();

父组件的数据需要通过 props 把数据传给子组件，子组件需要显式地用 props 选项声明 "prop"：

在JavaScript中，this 这个特殊的变量是相对比较复杂的，因为this不仅仅用在面向对象环境中，在其他任何地方也是可用的。