<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[lzhat的博客]]></title><description><![CDATA[个人记录]]></description><link>https://blog.youkuaiyun.com/lzhat</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; lzhat]]></copyright><item><title><![CDATA[经管常识一]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/119089827</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/119089827</guid><author>lzhat</author><pubDate>Sun, 25 Jul 2021 23:17:38 +0800</pubDate><description><![CDATA[蝴蝶效应:

    上个世纪70年代，美国一个名叫洛伦兹的气象学家在解释空气系统理论时说，亚马逊雨林一只蝴蝶翅膀偶尔振动，也许两周后就会引起美国得克萨斯州的一场龙卷风。　 

   蝴蝶效应是说，初始条件十分微小的变化经过不断放大，对其未来状态会造成极其巨大的差别。有些小事可以糊涂，有些小事如经系统放大，则对一个组织、一个国家来说是很重要的，就不能糊涂。



鳄鱼法则：

   其原意是假定一只鳄鱼咬住你的脚，如果你用手去试图挣脱你的脚，鳄鱼便会同时咬...]]></description><category></category></item><item><title><![CDATA[Chrome中跨域POST请求无法携带Cookie的解决方案]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/51093227</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/51093227</guid><author>lzhat</author><pubDate>Sun, 25 Jul 2021 07:04:01 +0800</pubDate><description><![CDATA[Java语言的优点：
比C或C++易学；
面向对象；
安全；
可移植性高；
适用于分布式计算；]]></description><category></category></item><item><title><![CDATA[Java - javap]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/51098510</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/51098510</guid><author>lzhat</author><pubDate>Sun, 25 Jul 2021 06:36:28 +0800</pubDate><description><![CDATA[javap是jdk自带的一个工具，可用于反编译.class文件;


D:\Java>dir
驱动器 D 中的卷没有标签。
卷的序列号是 2C38-815E

D:\Java 的目录

2016/03/30 09:47       .
2016/03/30 09:47       ..
2016/03/01 13:48     ]]></description><category></category></item><item><title><![CDATA[Java测试单元-Junit]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/53081594</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/53081594</guid><author>lzhat</author><pubDate>Sun, 25 Jul 2021 06:36:16 +0800</pubDate><description><![CDATA[1.添加相应的Jar包，在“Project Explorer”下右击，“Build Path”-->"Configure Build path..."-->"Libraries"-->Add Library--> JUnit.即可




2.测试]]></description><category></category></item><item><title><![CDATA[JavaSe总结-18- 集合框架(4)]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/54985460</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/54985460</guid><author>lzhat</author><pubDate>Sun, 25 Jul 2021 06:35:59 +0800</pubDate><description><![CDATA[18.01 Map集合概述和特点

Map接口概述:将键映射到值的对象，一个映射不能包含重复的键，每个键最多只能映射到一个值

Map接口和Collection接口的不同

1.Map是双列的，Collection是单列的

2.Map的键唯一，Collection的子体系Set是唯一的

3.Map集合的数据结构值针对键有效，跟值无关，Collection集合的数据结构是针对]]></description><category></category></item><item><title><![CDATA[Sybase数据库提示The ‘CREATE TABLE‘ command is not allowed within a multi-statement t]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/73480350</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/73480350</guid><author>lzhat</author><pubDate>Sun, 25 Jul 2021 06:33:11 +0800</pubDate><description><![CDATA[sybase在一个事物中使用create等语句报错:



com.sybase.jdbc2.jdbc.SybSQLException: The 'CREATE TABLE' command is not allowed within a multi-statement transaction in the 'FounderDAM353' database.



解决办法是:]]></description><category></category></item><item><title><![CDATA[Sybase数据库-点点]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/73480584</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/73480584</guid><author>lzhat</author><pubDate>Sun, 25 Jul 2021 06:32:58 +0800</pubDate><description><![CDATA[▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄ ▄
LINUX下启动SYBASE数据库
  查看服务是否已经启动：showserver            
  启动的命令：
    # unset LANG 回车                
    # RUN_]]></description><category></category></item><item><title><![CDATA[Centos7环境搭建]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/86566508</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/86566508</guid><author>lzhat</author><pubDate>Sun, 25 Jul 2021 06:32:23 +0800</pubDate><description><![CDATA[在WIN10_64 的虚拟机环境下安装；


2. 选择“创建新的虚拟机”



3. 对虚拟没有特殊设置，可选择“典型(推荐)(T)”







 













...]]></description><category></category></item><item><title><![CDATA[制作GIF图]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/118930144</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/118930144</guid><author>lzhat</author><pubDate>Sun, 25 Jul 2021 06:31:44 +0800</pubDate><description><![CDATA[1.安装imageio库

pip install imageio


C:\Users\lzh&gt;pip install imageio
Collecting imageio
  Downloading imageio-2.9.0-py3-none-any.whl (3.3 MB)
     |████████████████████████████████| 3.3 MB 3.2 MB/s
Requirement already satisfied: numpy in d:\opt\python\.]]></description><category></category></item><item><title><![CDATA[kingbase对外提供视图访问]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/118969649</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/118969649</guid><author>lzhat</author><pubDate>Wed, 21 Jul 2021 16:26:46 +0800</pubDate><description><![CDATA[-- 2021年7月21日
-- 基于KINGBASE V8.3
-- 可参考 https://blog.youkuaiyun.com/lusklusklusk/article/details/108755524

1. 创建应用用户并授权
-- 使用管理员登录 system/123456789
-- 创建应用用户


-- 创建应用用户
CREATE USER tai 
CONNECTION LIMIT - 1 
PASSWORD 'tai88888';

-- 授权
ALTER USER tai CREATEDB;]]></description><category></category></item><item><title><![CDATA[python-关键字]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/118928551</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/118928551</guid><author>lzhat</author><pubDate>Tue, 20 Jul 2021 10:15:05 +0800</pubDate><description><![CDATA[import keyword


print(keyword.kwlist)
print(type(keyword.kwlist))

# list 排序显示 ?


]]></description><category></category></item><item><title><![CDATA[uname-显示特定系统信息]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/82469393</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/82469393</guid><author>lzhat</author><pubDate>Thu, 06 Sep 2018 22:41:27 +0800</pubDate><description><![CDATA[uname - print system information


			-a, --all
			
			
			print all information, in the following order, except omit -p and -i if unknown:
			
			
			按以下顺序打印所有信息，除非省略-p和-i，如果未知
			
		
			-s, --kernel...]]></description><category></category></item><item><title><![CDATA[海明码]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/82468572</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/82468572</guid><author>lzhat</author><pubDate>Thu, 06 Sep 2018 21:26:00 +0800</pubDate><description><![CDATA[
原理自行参考百度
所需知识点：异或、 
异或相同为0，不同为1，异或的符号为“xor”或者“⊕”， 
例如：1 xor 1 = 0，1 xor 0 = 1
基本公式（n为信息位， k为校验位） 
这里写代码片
举例说明 
A.  求(1101)2 的海明码 
(1) 首先求出检验的位数n = 4    k = 3 
(2) 校验位的位置2k 即， 1，2，4 … … 
(3) 信息位(D0 D1...]]></description><category></category></item><item><title><![CDATA[海明码]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/80063250</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/80063250</guid><author>lzhat</author><pubDate>Tue, 24 Apr 2018 13:19:22 +0800</pubDate><description><![CDATA[123]]></description><category></category></item><item><title><![CDATA[python strip()函数]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/79189186</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/79189186</guid><author>lzhat</author><pubDate>Sun, 28 Jan 2018 20:38:18 +0800</pubDate><description><![CDATA[def strip(self, chars=None):
    &quot;&quot;&quot;
    S.strip([chars]) -&amp;gt; str
    Return a copy of the string S with leading and trailing whitespace removed.    
    返回字符串的副本删除前导和尾随空白。
    If chars is given and...]]></description><category></category></item><item><title><![CDATA[python--读取文件内容]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/79184089</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/79184089</guid><author>lzhat</author><pubDate>Sat, 27 Jan 2018 23:10:21 +0800</pubDate><description><![CDATA[# 读取文件内容：
# file.read([size]) ：从文件读取指定的字节数，如果未给定或为负则读取所有。
# file.readline([size]) ： 从文件中读取整行，包括 "\n" 字符。如果指定了一个非负数的参数，则返回指定大小的字节数。
#                          当输入的参数值小于该行的最大字节数时，读取下一行的内容，是该行的剩余部分字节
# f]]></description><category></category></item><item><title><![CDATA[Python--文件及文件夹操作]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/79183695</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/79183695</guid><author>lzhat</author><pubDate>Sat, 27 Jan 2018 22:10:03 +0800</pubDate><description><![CDATA[Python中对于文件及文件夹的创建删除操作。]]></description><category></category></item><item><title><![CDATA[IBM3650服务器启动报错/dev/VolGroup00/LogVo100: UNEXPECTED INCONSISTENCY :RUN fsck MANUALLY.]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/73480440</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/73480440</guid><author>lzhat</author><pubDate>Tue, 20 Jun 2017 09:47:13 +0800</pubDate><description><![CDATA[过程简述：
1.      服务器开机后报错:
2.      输入root的密码后，执行修复：
a>    直接用 fsck  –y  /dev/VolGroup00/LogVo100   # 重启后问题依旧
b>    直接用 fsck  –y                            # 重启后问题依旧
c>     用 mount | grep  “ on / ”  ]]></description><category></category></item><item><title><![CDATA[Sybase数据库的开启关闭]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/73480382</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/73480382</guid><author>lzhat</author><pubDate>Tue, 20 Jun 2017 09:38:02 +0800</pubDate><description><![CDATA[1. 启动
   C:\Sybase125\ASE-12_5\install\RUN_YPY3CKV5ZXD17JY.exe
   启动日志： YPY3CKV5ZXD17JY.log


2. 修改配置信息
   C:\Sybase125\YPY3CKV5ZXD17JY.cfg


3. license.dat  可配置修改“用户最大连接数”
   C:\Sybase125\S]]></description><category></category></item><item><title><![CDATA[Sybase数据库提示The 'CREATE TABLE' command is not allowed within a multi-statement]]></title><link>https://blog.youkuaiyun.com/lzhat/article/details/73480361</link><guid>https://blog.youkuaiyun.com/lzhat/article/details/73480361</guid><author>lzhat</author><pubDate>Tue, 20 Jun 2017 09:36:00 +0800</pubDate><description><![CDATA[sybase在一个事物中使用create等语句报错:

创建临时表失败 

 The 'CREATE TABLE' command is not allowed within a multi-statement transaction in the 'Databasename' database.

 

解决办法是:在数据库参属性参数中勾选上"ddl in tran"选项,或者执]]></description><category></category></item></channel></rss>