<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[wihelm]]></title><description><![CDATA[python小白的成长之路]]></description><link>https://blog.youkuaiyun.com/wihelm</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; wihelm]]></copyright><item><title><![CDATA[分分钟学会一门语言之Python2.7篇]]></title><link>https://blog.youkuaiyun.com/wihelm/article/details/79505454</link><guid>https://blog.youkuaiyun.com/wihelm/article/details/79505454</guid><author>wihelm</author><pubDate>Sat, 10 Mar 2018 10:12:24 +0800</pubDate><description><![CDATA[转自：http://www.code123.cc/1049.htmlPython 是 90 年代初由 Guido Van Rossum 创立的。它是当前最流行的程序语言之一。它那纯净的语法令我一见倾心，它简直就是可以运行的伪码。请注意：本文以 Python 2.7 为基准，但也应该适用于所有 2.X 版本。还要继续学习最新的 Python 3 哦！# Single line comments st...]]></description><category></category></item><item><title><![CDATA[python的__init__几种方法总结]]></title><link>https://blog.youkuaiyun.com/wihelm/article/details/79505180</link><guid>https://blog.youkuaiyun.com/wihelm/article/details/79505180</guid><author>wihelm</author><pubDate>Sat, 10 Mar 2018 09:41:33 +0800</pubDate><description><![CDATA[__init__()这个方法一般用于初始化一个类但是 当实例化一个类的时候, __init__并不是第一个被调用的, 第一个被调用的是__new__#!/usr/bin/env python# coding:utf-8 class Test(object):    &quot;&quot;&quot;    用于初始化类    &quot;&quot;&quot;    def __init__(self, a, b):        self.a = a...]]></description><category></category></item><item><title><![CDATA[Python中if __name__ == '__main__' 的解析]]></title><link>https://blog.youkuaiyun.com/wihelm/article/details/79505174</link><guid>https://blog.youkuaiyun.com/wihelm/article/details/79505174</guid><author>wihelm</author><pubDate>Sat, 10 Mar 2018 09:41:02 +0800</pubDate><description><![CDATA[在很多Python代码中，在代码的最下方会看到  if __name__ == '__main__':，这段代码到底有什么用呢？在理解这个语句的作用前，需要知道的是，一般的Python文件后缀为.py，其可以拿来执行，也可以用来作为模块使用import导入。当Python解析器读取一个源文件时它会执行所有的代码。在执行代码前会定义一些特殊的变量。如果解析器运行的模块(源文件)作为主程序，它将会把_...]]></description><category></category></item><item><title><![CDATA[分分钟学会一门语言之Python3篇]]></title><link>https://blog.youkuaiyun.com/wihelm/article/details/79505166</link><guid>https://blog.youkuaiyun.com/wihelm/article/details/79505166</guid><author>wihelm</author><pubDate>Sat, 10 Mar 2018 09:40:30 +0800</pubDate><description><![CDATA[转自：https://learnxinyminutes.com/docs/python3/Python was created by Guido van Rossum in the early 90s. It is now one of the most popular languages in existence. I fell in love with Python for its synta...]]></description><category></category></item><item><title><![CDATA[SQL笔记：基本操作]]></title><link>https://blog.youkuaiyun.com/wihelm/article/details/77718488</link><guid>https://blog.youkuaiyun.com/wihelm/article/details/77718488</guid><author>wihelm</author><pubDate>Wed, 30 Aug 2017 16:34:50 +0800</pubDate><description><![CDATA[数据库A，表B创建数据库CREATE DATABASE A删除数据库drop database A创建表Create table B([date] Date,[time] NVARCHAR(100),[0] int,[1] int)插入表插入B表数据：INSERT INTO dbo.B        ( dateandtime,tezheng, Value )VALUES  ( GETDATE()...]]></description><category></category></item><item><title><![CDATA[SQL笔记：触发器]]></title><link>https://blog.youkuaiyun.com/wihelm/article/details/77717669</link><guid>https://blog.youkuaiyun.com/wihelm/article/details/77717669</guid><author>wihelm</author><pubDate>Wed, 30 Aug 2017 16:04:47 +0800</pubDate><description><![CDATA[触发器：1、查看已有触发器use yourdatabasegoselect * from sysobjects where xtype='TR'2、查看单个触发器　　exec sp_helptext '触发器名'3、删除触发器：　　　　drop trigger trigger_nameCREATE TRIGGER dbo.A_tri ON A    FOR INSERTAS    BEGIN   ...]]></description><category></category></item><item><title><![CDATA[经典SQL语句大全(绝对的经典)]]></title><link>https://blog.youkuaiyun.com/wihelm/article/details/77717498</link><guid>https://blog.youkuaiyun.com/wihelm/article/details/77717498</guid><author>wihelm</author><pubDate>Wed, 30 Aug 2017 15:51:31 +0800</pubDate><description><![CDATA[[sql] view plain copy
经典SQL语句大全(绝对的经典)  
  
  
一、基础  
[sql] view plain copy
1、说明：创建数据库  
CREATE DATABASE database-name   
2、说明：删除数据库  
drop database dbname  
3、说明：备份sql server  
--- 创建 备份数据的 device  
...]]></description><category></category></item><item><title><![CDATA[MYSQL数据库高级应用宝典含实例(索引、视图、触发器、游标和存储过程)]]></title><link>https://blog.youkuaiyun.com/wihelm/article/details/77717387</link><guid>https://blog.youkuaiyun.com/wihelm/article/details/77717387</guid><author>wihelm</author><pubDate>Wed, 30 Aug 2017 15:45:10 +0800</pubDate><description><![CDATA[声明：此文档是小弟学习时收集而来，感觉比较经典，特分享出来，大家可以共勉。MYSQL数据库的索引、视图、触发器、游标和存储过程 （1）索引（index）...1（2）视图（view）...2（3）触发器（trigger）...6（4）游标（cursor）...8（5）事务(Transaction)10（6）存储过程（Stored Procedure）...12 （1）索引（index）索引是一个单...]]></description><category></category></item><item><title><![CDATA[csdn如何转载别人的文章]]></title><link>https://blog.youkuaiyun.com/wihelm/article/details/77717293</link><guid>https://blog.youkuaiyun.com/wihelm/article/details/77717293</guid><author>wihelm</author><pubDate>Wed, 30 Aug 2017 15:39:54 +0800</pubDate><description><![CDATA[转载于：http://blog.youkuaiyun.com/jiangping_zhu/article/details/18044109

作者：包心菜加糯米饭


1、找到要转载的文章，用chrome浏览器打开，右键选择审查元素



2、在chrome中下方的框里找到对应的内容，html脚本中找到对应的节点，选中节点，网页上被选中内容会被高亮显示，然后右键菜单选中 Copy as HT]]></description><category></category></item></channel></rss>