<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[lzyphhh的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/lzyphhh</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; lzyphhh]]></copyright><item><title><![CDATA[open3d+vs2019+qt 导入到QT Creator使用]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/129529033</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/129529033</guid><author>lzyphhh</author><pubDate>Tue, 14 Mar 2023 17:39:59 +0800</pubDate><description><![CDATA[基于open3d+vs+qt，在qt上的使用，使用windows系统配置，方便做界面。]]></description><category></category></item><item><title><![CDATA[open3d+vs+qt结合]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/129446475</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/129446475</guid><author>lzyphhh</author><pubDate>Fri, 10 Mar 2023 17:55:21 +0800</pubDate><description><![CDATA[使用c++ open3d结合qt和vs2019进行联合开发的小教程，网上的资料大多繁杂过时。]]></description><category></category></item><item><title><![CDATA[python豆瓣电影top250信息爬取]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/118769837</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/118769837</guid><author>lzyphhh</author><pubDate>Fri, 16 Jul 2021 10:32:10 +0800</pubDate><description><![CDATA[尝试使用了一次多进程，但是显示效果其实其实不是很好，不想用就去掉吧


#!/usr/bin/env python
#-*- coding:utf-8 -*-

# file:豆瓣电影.py
# author:ytytyt
# datetime:2021/7/14 16:00
# software: PyCharm
'''
分析:
url:https://movie.douban.com/top250?start=0
每25部电影一页 start+25即翻页
数据位置:ol li(class grid_v.]]></description><category></category></item><item><title><![CDATA[百度搜索爬取结果]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/118769931</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/118769931</guid><author>lzyphhh</author><pubDate>Thu, 15 Jul 2021 21:57:02 +0800</pubDate><description><![CDATA[应该是有限制搜索次数，有的时候搜索会出失误，这个后续会继续更新。现在基本能用就行


#!/usr/bin/env python
#-*- coding:utf-8 -*-

# file:百度搜索爬取.py
# author:ytytyt
# datetime:2021/7/14 18:06
# software: PyCharm
'''
url:https://www.baidu.com/s?ie=UTF-8&amp;wd=%E4%B8%AD%E5%9B%BD%E5%8C%96%E5%B7%A5%E8%]]></description><category></category></item><item><title><![CDATA[python爬虫京东商城图片信息爬取]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/118769677</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/118769677</guid><author>lzyphhh</author><pubDate>Thu, 15 Jul 2021 21:47:17 +0800</pubDate><description><![CDATA[针对于搜索某一关键字，我这里是（狗狗）,爬取了20页数据.保存图片数据到img文件夹中


#!/usr/bin/env python
#-*- coding:utf-8 -*-

# file:京东商城.py
# author:ytytyt
# datetime:2021/7/15 14:15
# software: PyCharm
'''
url：https://search.jd.com/Search?keyword=%E7%8B%97%E7%8B%97&amp;page=1
page每翻一页加2
.]]></description><category></category></item><item><title><![CDATA[python 得到某个文件夹的总大小]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/116111191</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/116111191</guid><author>lzyphhh</author><pubDate>Sat, 24 Apr 2021 23:43:07 +0800</pubDate><description><![CDATA[递归实现（包含文件夹里有文件夹的情况）


import os
#返回当前文件夹的大小

def getsize(path):
    total_size=0
    doc_list=os.listdir(path)
    for doc in doc_list:
        if os.path.isfile(os.path.join(path,doc)):
            total_size=total_size+os.path.getsize(os.path.join(path,d]]></description><category></category></item><item><title><![CDATA[京东二面笔试题 1） 生成一个大文件ip.txt,要求1200行，每行随机为172.25.254.1---172.25.254.254之间的一个ip地址； 2） 读取ip.txt文件统计这个文件中ip]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/116110931</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/116110931</guid><author>lzyphhh</author><pubDate>Sat, 24 Apr 2021 23:35:49 +0800</pubDate><description><![CDATA[import random
import collections
with open("ip.txt","w",encoding="utf-8") as file1:
    for i in range(1200):
        ip="172.25.254."+str(random.randint(1,255))+"\n"
        file1.write(ip)
try:
    with open("ip.txt","r",encoding="utf-8") as file2:
    .]]></description><category></category></item><item><title><![CDATA[python 简单的从网络上下载一张图片]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/116110858</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/116110858</guid><author>lzyphhh</author><pubDate>Sat, 24 Apr 2021 23:32:48 +0800</pubDate><description><![CDATA[# import module your need
from urllib import request
with request.urlopen("https://game.gtimg.cn/images/lol/act/img/skin/big117027.jpg") as f:
    data=f.read()
with open(".//big117027.jpg","wb") as file1:
    file1.write(data)
]]></description><category></category></item><item><title><![CDATA[装饰器的三种应用方式]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/116110805</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/116110805</guid><author>lzyphhh</author><pubDate>Sat, 24 Apr 2021 23:30:52 +0800</pubDate><description><![CDATA[分为三种，无参无返回值，有参无返回值，有参有返回值


# import module your need
# 4  编写装饰器来实现，对目标函数进行装饰,计算函数的运行耗时，
#     分3种情况：目标函数无参数无返回值，目标函数有参数，目标函数有返回值；
#      三个目标函数分别为：
#      A 打印输出20000之内的素数；
#      B 计算整数2-10000之间的素数的个数；
#      C 计算整数2-M之间的素数的个数；
import time
#无参无返回值
def do]]></description><category></category></item><item><title><![CDATA[装饰器计算其他函数的运行时间]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/116110723</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/116110723</guid><author>lzyphhh</author><pubDate>Sat, 24 Apr 2021 23:28:06 +0800</pubDate><description><![CDATA[import time
def test():
    time.sleep(2)
def docro(func):
    def inner():
        start_time=time.time()
        func()
        end_time=time.time()
        print("运行时间为%s"%(end_time-start_time))
    return inner
func1=docro(test)
func1()



...]]></description><category></category></item><item><title><![CDATA[python 学生成绩管理系统(文件)]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/116086219</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/116086219</guid><author>lzyphhh</author><pubDate>Sat, 24 Apr 2021 12:08:28 +0800</pubDate><description><![CDATA[#!/usr/bin/env python
#-*- coding:utf-8 -*-

# file:p6.py
# author:ytytyt
# datetime:2021/4/22 21:04
# software: PyCharm
'''
this is functiondescription
'''
# import module your need
#使用pickle模块实现对象的写入文件
import pickle

# 六
# 用面向对象, 实现一个学生Python成绩管理系统;
# 学.]]></description><category></category></item><item><title><![CDATA[c++:一个类调用另一个类，出现未定义对象问题的解决（学习笔记）]]></title><link>https://blog.youkuaiyun.com/lzyphhh/article/details/114982729</link><guid>https://blog.youkuaiyun.com/lzyphhh/article/details/114982729</guid><author>lzyphhh</author><pubDate>Thu, 18 Mar 2021 16:42:27 +0800</pubDate><description><![CDATA[出错
]]></description><category></category></item></channel></rss>