<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[continue_v的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/continue_v</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; continue_v]]></copyright><item><title><![CDATA[mysql中查询连续出现N次的问题]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/125634974</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/125634974</guid><author>continue_v</author><pubDate>Wed, 06 Jul 2022 14:29:48 +0800</pubDate><description><![CDATA[mysql中查询连续出现N次的问题]]></description><category></category></item><item><title><![CDATA[mysql面试必会题型]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/125626701</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/125626701</guid><author>continue_v</author><pubDate>Tue, 05 Jul 2022 20:35:42 +0800</pubDate><description><![CDATA[日常总结，望多多关注]]></description><category></category></item><item><title><![CDATA[mysql 查询中的几类问题]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/125535613</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/125535613</guid><author>continue_v</author><pubDate>Thu, 30 Jun 2022 19:47:16 +0800</pubDate><description><![CDATA[留存率、用户下单量、流程连续操作]]></description><category></category></item><item><title><![CDATA[MySQL窗口函数的使用总结]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/125316115</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/125316115</guid><author>continue_v</author><pubDate>Thu, 16 Jun 2022 16:39:01 +0800</pubDate><description><![CDATA[MySQL窗口函数的使用总结]]></description><category></category></item><item><title><![CDATA[爬虫—生产者模式、消费者模式、多线程、队列应用综合案例]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/125250399</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/125250399</guid><author>continue_v</author><pubDate>Sun, 12 Jun 2022 21:59:39 +0800</pubDate><description><![CDATA[多线程、生产者模式、消费者模式、队列应用爬虫——综合性案例]]></description><category></category></item><item><title><![CDATA[爬取数据并写入MySQL数据库]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/125246047</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/125246047</guid><author>continue_v</author><pubDate>Sun, 12 Jun 2022 15:48:01 +0800</pubDate><description><![CDATA[爬取疫情数据 - 写入MySQL]]></description><category></category></item><item><title><![CDATA[图片两种爬取方法--crawler]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/125245092</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/125245092</guid><author>continue_v</author><pubDate>Sun, 12 Jun 2022 14:47:05 +0800</pubDate><description><![CDATA[爬虫之普通下载图片和多线程下载图片方法]]></description><category></category></item><item><title><![CDATA[通过回调函数实现万年历打印]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124836139</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124836139</guid><author>continue_v</author><pubDate>Wed, 18 May 2022 10:00:18 +0800</pubDate><description><![CDATA[1.需求分析：

a:先输出提示语句，并接受用户输入的年、月。

b:根据用户输入的年，先判断是否是闰年。

c:根据用户输入的月来判断月的天数。

d:用循环计算用户输入的年份距1900年1月1日的总天数。

e:用循环计算用户输入的月份距输入的年份的1月1日共有多少天。

f:相加d与f的天数，得到总天数。

g:用总天数来计算输入月的第一天的星期数。

h:根据g的值，格式化输出这个月的日历。

2.完成代码如下：


# 1.获取月份的天数
def fn1(year,month):
    if m]]></description><category></category></item><item><title><![CDATA[python办公自动化——批量合并工作簿案例]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124784231</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124784231</guid><author>continue_v</author><pubDate>Sun, 15 May 2022 17:11:11 +0800</pubDate><description><![CDATA[批量合并工作簿中的数据]]></description><category></category></item><item><title><![CDATA[python迭代器、生成器案例解析]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124782560</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124782560</guid><author>continue_v</author><pubDate>Sun, 15 May 2022 16:11:04 +0800</pubDate><description><![CDATA[1、迭代器 iterator

本质：一个实现了iter方法和next方法的对象

可迭对象iteration：

list、dict、str、tuple、set是可迭代对象但不是迭代器；

文件是可迭代对象也是迭代器；

可迭代对象转为迭代器：从collections中导入模块Iterator,使用 iter（“可迭代对象”）方法

2、迭代器使用条件及特点

a. 当a 传数据到 b 中 、或是爬虫时从a 采集下来放到b中 然后进行存储；
...]]></description><category></category></item><item><title><![CDATA[python中os文件操作模块，案例解析]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124770989</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124770989</guid><author>continue_v</author><pubDate>Sat, 14 May 2022 19:51:26 +0800</pubDate><description><![CDATA[案例总结分析，路过大佬请多多指教
]]></description><category></category></item><item><title><![CDATA[发送邮件（用代码模拟邮箱服务器发送邮件）]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124764240</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124764240</guid><author>continue_v</author><pubDate>Sat, 14 May 2022 10:23:34 +0800</pubDate><description><![CDATA[各位大佬多多指教，欢迎提问]]></description><category></category></item><item><title><![CDATA[python面向对象综合练习]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124630721</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124630721</guid><author>continue_v</author><pubDate>Sat, 07 May 2022 21:45:12 +0800</pubDate><description><![CDATA[练习1：定义一个类来表示平面上的点，提供移动点和计算到另外一个点距离的方法。


class Point():
    #点的静态属性
    def __init__(self,x,y):
        self.x = x
        self.y = y
    # 移动到的点
    def move_to(self,x,y):
        self.x = x
        self.y = y
    # 移动了
    def move_by(self,dx,dy):
      ]]></description><category></category></item><item><title><![CDATA[面向对象——单例设计模式（例子）]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124529793</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124529793</guid><author>continue_v</author><pubDate>Sun, 01 May 2022 17:42:13 +0800</pubDate><description><![CDATA[单例设计模式]]></description><category></category></item><item><title><![CDATA[面向对象开胃菜]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124495870</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124495870</guid><author>continue_v</author><pubDate>Fri, 29 Apr 2022 17:19:13 +0800</pubDate><description><![CDATA[面向对象小练习整理，欢迎各路道友，多多指教。]]></description><category></category></item><item><title><![CDATA[python os模块调用小练习]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124469148</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124469148</guid><author>continue_v</author><pubDate>Thu, 28 Apr 2022 11:20:21 +0800</pubDate><description><![CDATA[python模块调用小练习]]></description><category></category></item><item><title><![CDATA[面向对象小案例总结]]></title><link>https://blog.youkuaiyun.com/continue_v/article/details/124458996</link><guid>https://blog.youkuaiyun.com/continue_v/article/details/124458996</guid><author>continue_v</author><pubDate>Wed, 27 Apr 2022 19:59:59 +0800</pubDate><description><![CDATA[需求：房子(House)有户型，总面积，和家具名称列表，新房子没有任何的家具，家具（HouseItem)有名字和站地面积，其中席梦思(bed)占地4平米，衣柜(chest)占地2平米，餐桌(table)占地1.5平米。将以上三件家具添加到房子中，打印房子时，要求输出：户型，总面积，剩余面积，家具名称列
	

class HouseItem():
    '''定义家具类，加入名字和占地面积两个静态属性'''
    def __init__(self,name,area):
        self.n..]]></description><category></category></item></channel></rss>