1.检查模型是否存在重复的字段,eg: public class AggregateRoot { public System.Guid Guid { get; set; } } public partial class User : AggregateRoot { public int ID { get; set; } //在父类已经定义了Guid,子类又重新定义,故报此错误,元素重复public System.Guid Guid { get; set; } public int DepId {
contents() V1.2概述 查找匹配元素内部所有的子节点(包括文本节点).如果元素是一个iframe,则查找文档内容 示例 描述:大理石平台检定规程 查找所有文本节点并加粗 HTML 代码: <p>Hello <a href="http://ejohn.org/">John</a>, how are you doing?</p> jQuery 代码: $("p").contents().not("
问题:找出一个元素序列中出现次数最多的元素是什么 解决方案:collections模块中的Counter类正是为此类问题所设计的.它的一个非常方便的most_common()方法直接告诉你答案. # Determine the most common words in a list words = [ 'look', 'into', 'my', 'eyes', 'look', 'into', 'my', 'eyes', 'the', 'eyes', 'the', 'eyes', 'the', '
# -*- coding:utf-8 -*- from selenium import webdriver from selenium.webdriver.common.by import By from selenium.webdriver.common.desired_capabilities import DesiredCapabilities from selenium.webdriver.common.keys import Keys from selenium.webdriver.c
Given a circular array (the next element of the last element is the first element of the array), print the Next Greater Number for every element. The Next Greater Number of a number x is the first greater number to its traversing-order next in the ar