<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[zero_130的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/zero_130</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; zero_130]]></copyright><item><title><![CDATA[RUNOOB教程Vue学习笔记day3]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/121894576</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/121894576</guid><author>zero_130</author><pubDate>Sun, 12 Dec 2021 22:02:16 +0800</pubDate><description><![CDATA[&lt;!DOCTYPE html&gt;
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    &lt;title&gt;Vu.]]></description><category></category></item><item><title><![CDATA[RUNOOB教程Vue学习笔记day1]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/121886518</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/121886518</guid><author>zero_130</author><pubDate>Sun, 12 Dec 2021 13:52:53 +0800</pubDate><description><![CDATA[&lt;!DOCTYPE html&gt;
&lt;html&gt;
    &lt;meta charset="utf-8"&gt;
    &lt;title&gt;Vue study first day!&lt;/title&gt;
    &lt;script src="vue.min.js"&gt;&lt;/script&gt;
    &lt;head&gt;
        &lt;body&gt;
            &lt;div id="app"&gt;
             .]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day17]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/111034389</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/111034389</guid><author>zero_130</author><pubDate>Fri, 11 Dec 2020 14:14:57 +0800</pubDate><description><![CDATA[学习笔记day16
# python study day17

# web开发历史 ：
# 1 静态页面。
# 2 C语言的CGI通用网络接口 
# 3 脚本语言 
# 4 以脚本语言为基础的MVC等各种web框架

# 响应类型：
# 200表示成功，
# 3xx 表示重定向， 
# 4xx 表示客户端发送的请求有错误，
# 5xx表示服务器处理请求有错误
# 一个完整的 Web 应用包含了如下流程:
# 1 浏览器向服务器发送一个 request；
# 2 服务器接收并处理 request，然后生成一个]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day16]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110952959</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110952959</guid><author>zero_130</author><pubDate>Thu, 10 Dec 2020 14:48:49 +0800</pubDate><description><![CDATA[学习笔记day15
# python study day16

# python内置了SQLite3数据库,可以直接使用. SQLite是一种嵌入型数据库
# import sqlite3 # 导入SQLite驱动
# # 连接到SQLite数据库
# # 数据库文件是test.db
# # 如果文件不存在，会自动在当前目录创建
# conn = sqlite3.connect('test.db')
# cursor = conn.cursor() # 创建一个cursor游标
# # 执行一条SQL语句，]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day15]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110918826</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110918826</guid><author>zero_130</author><pubDate>Wed, 09 Dec 2020 11:16:58 +0800</pubDate><description><![CDATA[学习笔记day14
# python study day15

# 一般不同平台邮件收发过程
# 发件人 -&gt; MUA(Mail User Agent——邮件用户代理) -&gt;
# MTA(Mail Transfer Agent——邮件传输代理) -&gt; 若干个MTA -&gt;
# MDA(Mail Delivery Agent——邮件投递代理) &lt;- MUA &lt;- 收件人
# SMTP 邮件发送协议，python提供 email(负责构造邮件)、smtplib(负责发送邮件)模]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day14]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110817223</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110817223</guid><author>zero_130</author><pubDate>Mon, 07 Dec 2020 13:56:14 +0800</pubDate><description><![CDATA[学习笔记day13
# python study day14

# 海龟绘图
# from turtle import * # 绘制矩形
# width (4) # 设置笔刷宽度
# forward(200) # 前进200
# right(90) # 右转90
# pencolor('red') # 笔刷颜色
# forward(100)
# right(90)
# pencolor('green')
# forward(200)
# right(90)
# pencolor('blue')
# forw]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day13]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110704388</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110704388</guid><author>zero_130</author><pubDate>Sat, 05 Dec 2020 17:33:30 +0800</pubDate><description><![CDATA[学习笔记day13
# python study day13

# PIL 提供了操作图像的强大功能，Pillow是PIL的增强版
# 操作图像缩放
# from PIL import Image
# im = Image.open('C:\\Users\\LG\\Desktop\\11.png')
# w, h = im.size
# print('%s %s' % (w, h))
# im.thumbnail((w//2, h//2)) # 缩放50%
# im.save('C:\\Users\\LG\]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day12]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110635645</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110635645</guid><author>zero_130</author><pubDate>Fri, 04 Dec 2020 14:09:56 +0800</pubDate><description><![CDATA[学习笔记day11
# python study day12

# itertools 模块提供迭代功能处理函数，返回值是Iterator，用循环迭代计算输出
# 1、count() 无限自然数序列迭代器
# import itertools
# ct = itertools.count(33)
# for per in ct:
#     print(per) # 33 34 …
# 2、cycle() 固定序列无限重复
# import itertools
# cc = itertools.cycle(]]></description><category></category></item><item><title><![CDATA[SpringMVC 后台接收JsonString请求报415错误]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110532949</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110532949</guid><author>zero_130</author><pubDate>Thu, 03 Dec 2020 15:21:11 +0800</pubDate><description><![CDATA[参考自 zzsuje



原因：

]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day11]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110530236</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110530236</guid><author>zero_130</author><pubDate>Thu, 03 Dec 2020 14:15:52 +0800</pubDate><description><![CDATA[学习笔记day10
# python study day11

# collections 内建集合模块
# namedtuple 创建自定义tuple对象，规定tuple元素个数，使用属性引用元素
# from collections import namedtuple
# Point = namedtuple('Point', ['x', 'y'])
# p = Point(1, 3)
# p2 = Point(-1, -3)
# print(p.x, p.y) #&gt;&gt;&gt; 1 3
# ]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day10]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110481707</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110481707</guid><author>zero_130</author><pubDate>Wed, 02 Dec 2020 14:55:01 +0800</pubDate><description><![CDATA[学习笔记day9
# python study day10

# 正则表达式
# \d # 匹配一个数字
# \w # 匹配一个字母或数字
# . # 匹配任意字符
# * # 匹配0个或任意多个字符
# + # 匹配至少一个字符
# ? # 匹配0个或1个字符
# {n} # 匹配n个字符
# {n, m} # 匹配n-m个字符
# \s # 匹配一个空格(包括Tab空白符)，\s+ 表示至少一个空格
# [] # 匹配范围，[0-9a-zA-Z\_] 可以匹配一个数字、字母或下划线
# A|B # 匹配]]></description><category></category></item><item><title><![CDATA[jquery，jsp页面定义onclick方法not defined]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110441095</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110441095</guid><author>zero_130</author><pubDate>Tue, 01 Dec 2020 17:30:10 +0800</pubDate><description><![CDATA[原因：未正确引入jquery
修改：


ok

]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day9]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110430619</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110430619</guid><author>zero_130</author><pubDate>Tue, 01 Dec 2020 14:09:50 +0800</pubDate><description><![CDATA[学习笔记day8
# python study day9

# 进程和线程。实现多任务的方式
# 1、多进程模式
# 2、多线程模式
# 3、多进程+多线程模式

# multiprocessing 跨平台多进程模块。Unix/Linux/Mac环境下可以使用fork创建子进程
# from multiprocessing import Process
# import os
# def run_proc(name): # 子程序要执行的代码
#     print('Parent process %s (]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day8]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110387665</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110387665</guid><author>zero_130</author><pubDate>Mon, 30 Nov 2020 14:33:55 +0800</pubDate><description><![CDATA[学习笔记day7
# python study day8

# IO编程
# 1、基本概念：input、output、stream
# 2、存在问题：输入和接收速度不匹配
# 3、解决方法：同步、异步（回调--好了叫我，轮询--好了没...好了没）
# 4、其它：编程语言都会把操作系统提供的低级C接口封装起来方便使用

# 文件读写
# try:
#     # r:以读的方式打开，w:以写的方式打开
#     # rb:二进制读取图片视频等
#     f = open('/path/to/file',]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day7]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110292075</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110292075</guid><author>zero_130</author><pubDate>Sat, 28 Nov 2020 20:37:20 +0800</pubDate><description><![CDATA[学习笔记day6
# python study day6

# 异常发生情况：
# 1、程序编写问题
# 2、用户输入问题
# 3、外在因素，内存、网络
# 异常处理，通过python的pdb调试可以单步方式执行代码

# 异常捕获 try…except…finally。基类异常：BaseException
# import logging
# try:
#     print('try...')
#     r = 10 / int('0')
#     print('result:', r)
# exc]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day6]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110226928</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110226928</guid><author>zero_130</author><pubDate>Fri, 27 Nov 2020 12:05:56 +0800</pubDate><description><![CDATA[学习笔记day5
# python study day6

# 类属性
# class Student(object):
#     name = 'Student'
# s = Student()
# print(s.name) #&gt;&gt;&gt; Student
# print(Student.name) #&gt;&gt;&gt; Student
# s.name = 'newName'
# print(s.name) #&gt;&gt;&gt; newName
# del s.name
# ]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day5]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/110070187</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/110070187</guid><author>zero_130</author><pubDate>Tue, 24 Nov 2020 13:33:26 +0800</pubDate><description><![CDATA[学习笔记day4
# python study day5

# 匿名函数 lambda 参数列表: 返回值表达式
# f = lambda x, y: x*y
# print(f(2,3)) #&gt;&gt;&gt; 6

# 装饰器 decorator，不修改原函数定义，动态增加功能的方式
# def log(func): # 对函数添加打印日志
#     def wrapper(*args, **kw): # 匹配任何函数参数形式
#         print('call %s():' % fun]]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day4]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/109989999</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/109989999</guid><author>zero_130</author><pubDate>Mon, 23 Nov 2020 11:10:50 +0800</pubDate><description><![CDATA[学习笔记day3
# python study day4

# 高阶函数 filter(),过滤序列、筛选函数
# filter(过滤函数, Iterable) , 返回Iterator 惰性序列
# l = list(filter(lambda n: n%2==1, [1, 2, 3, 4, 5]))
# print(l) #&gt;&gt;&gt; [1, 3, 5]
# list(filter(lambda s: s.strip(), ['aa', '', '1'])) #&gt;&gt;&gt;[']]></description><category></category></item><item><title><![CDATA[廖雪峰Python学习笔记day3]]></title><link>https://blog.youkuaiyun.com/zero_130/article/details/109892135</link><guid>https://blog.youkuaiyun.com/zero_130/article/details/109892135</guid><author>zero_130</author><pubDate>Sat, 21 Nov 2020 10:56:53 +0800</pubDate><description><![CDATA[学习笔记day2
# python study day3

# 高级特性 迭代
# 作用于 for 循环，循环一个可迭代对象、如dict、str字符串
# d = {'a': 1, 'b': 2, 'c': 3}
# for key in d: # 迭代dict的key
#     print(key)
# for value in d.values(): # 迭代dict的value
#     print(value) 
# for k, v in d.items(): # 迭代dict的key、val]]></description><category></category></item></channel></rss>