<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[IT过客的博客]]></title><description><![CDATA[技术杂谈]]></description><link>https://blog.youkuaiyun.com/sls0919</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; sls0919]]></copyright><item><title><![CDATA[身份证校验工具类]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/121800992</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/121800992</guid><author>sls0919</author><pubDate>Wed, 08 Dec 2021 20:57:47 +0800</pubDate><description><![CDATA[直接上工具类方法了，方法是参考网上其它同学缩写

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.Hashtable;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * 身份证校验类型
 */
public class IdCardNo]]></description><category></category></item><item><title><![CDATA[Cannot uninstall ‘numpy‘问题解决]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107239008</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107239008</guid><author>sls0919</author><pubDate>Thu, 09 Jul 2020 22:14:33 +0800</pubDate><description><![CDATA[在安装excel处理库的时候碰到numpy报错，具体如下
[IT-C02Z2CAXLVCF:temp shaolishuai$ pip install Pandas
DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 won't be maintained after that date. A future version o]]></description><category></category></item><item><title><![CDATA[python项目java重构各种问题]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/97927255</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/97927255</guid><author>sls0919</author><pubDate>Wed, 31 Jul 2019 16:04:25 +0800</pubDate><description><![CDATA[最近在搞python项目用java重构，出现了各种问题，记录如下：
1 post请求失败，报csrf错误
错误日志：
Java代码
018-07-30 10:46:51.568 ERROR 24753 — [nio-7001-exec-2] ssDeniedHandlerLoggingMethodBeforeAdvice : To access request URI [/warehouseIte...]]></description><category></category></item><item><title><![CDATA[win10安装java开发环境]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311081</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311081</guid><author>sls0919</author><pubDate>Wed, 03 Jul 2019 11:33:29 +0800</pubDate><description><![CDATA[1 jdk1.8安装：https://www.oracle.com/technetwork/java/javase/downloads/index.html

2 idea安装：https://www.jetbrains.com/

3 Tomcat等安装

4找不到或无法加载主类：查看idea的项目启动配置路径

5 idea不能识别get，set方法
...]]></description><category></category></item><item><title><![CDATA[win10安装python环境各种问题处理]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311087</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311087</guid><author>sls0919</author><pubDate>Wed, 03 Jul 2019 11:33:28 +0800</pubDate><description><![CDATA[在win10下安装了下python，运行项目碰到了各种问题，google了几十页，归总如下：
1 python安装（很简单，直接装就行）
地址：https://www.python.org/downloads/windows/ 找到对应版本直接装就行
path设置：“此电脑”—&gt;“属性”—&gt;“高级系统设置”—&gt;右下角“环境变量”—&gt;双击“系统变量”里的...]]></description><category></category></item><item><title><![CDATA[linux关于listen监听队列长度修改]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311086</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311086</guid><author>sls0919</author><pubDate>Thu, 21 Feb 2019 15:43:31 +0800</pubDate><description><![CDATA[需要修改somaxconn

linux内核参数默认值一般是128，对于负载很大的服务程序来说大大的不够。一般会将它修改为2048或者更大。

echo 2048 &gt;  /proc/sys/net/core/somaxconn  但是这样系统重启后保存不了

在/etc/sysctl.conf中添加如下

net.core.somaxconn = 2...]]></description><category></category></item><item><title><![CDATA[mac安装python库报openssl文件找不到]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311088</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311088</guid><author>sls0919</author><pubDate>Tue, 03 Jul 2018 10:01:32 +0800</pubDate><description><![CDATA[在mac上安装一些python库报错，如下：
SWIG/_m2crypto.i:54: Error: Unable to find 'openssl/opensslv.h'
  SWIG/_m2crypto.i:60: Error: Unable to find 'openssl/safestack.h'
  SWIG/_evp.i:12: Error: Unable t...]]></description><category></category></item><item><title><![CDATA[java学习--static和final]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311080</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311080</guid><author>sls0919</author><pubDate>Wed, 31 Jan 2018 16:17:32 +0800</pubDate><description><![CDATA[static 与变量、方法一起使用，表示是“静态”的。
1 静态变量属于类，不属于任何独立的对象，所以无需创建类的实例就可以访问静态变量。
2静态方法是一种不能向对象实施操作的方法。因为静态方法不能操作对象，所以不能在静态方法中访问实例变量，只能访问自身类的静态变量。
3 一个类的静态方法只能访问静态变量；
4 一个类的静态方法不能够直接调用非静态方法；
5 如访问控制权...]]></description><category></category></item><item><title><![CDATA[java学习--多态]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311079</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311079</guid><author>sls0919</author><pubDate>Wed, 31 Jan 2018 15:17:47 +0800</pubDate><description><![CDATA[多态是指一个事物有不同的表现形式或形态。
例如：车是一个类，奔驰、宝马、奥迪是车的子类，虽然它们都属于车，但是也可以有各自不同的形状发动机等等

注：多态存在的三个必要条件：要有继承、要有重写、父类变量引用子类对象。父类的变量可以引用父类的实例，也可以引用子类的实例；但是反过来是错误的。

直接看代码：
public class Demo {
    public ...]]></description><category></category></item><item><title><![CDATA[java学习--继承]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311078</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311078</guid><author>sls0919</author><pubDate>Tue, 30 Jan 2018 18:14:55 +0800</pubDate><description><![CDATA[继承使用 extends 关键字
先看实例：
public class Demo {
    public static void main(String[] args) {
        Teacher t = new Teacher();
        t.name = "小布";
        t.age = 70;
        t.school = "...]]></description><category></category></item><item><title><![CDATA[java学习--super和this]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311089</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311089</guid><author>sls0919</author><pubDate>Tue, 30 Jan 2018 18:12:14 +0800</pubDate><description><![CDATA[简单说，this指当前对象或类的一个实例；super为继承中调用父类的特殊关键字

知识点：
1 通过 super 调用父类的隐藏变量，必须要在父类中声明 getter 方法，因为声明为 private 的数据成员对子类是不可见的。

public class Demo{
    public static void main(String[] args) {
  ...]]></description><category></category></item><item><title><![CDATA[python dict中将unicode打印显示为中文]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311121</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311121</guid><author>sls0919</author><pubDate>Thu, 26 Oct 2017 10:25:39 +0800</pubDate><description><![CDATA[dict内容：
d ={u'status': u'BASE_ERROR', u'code': 7, u'uid': u'b660be2a-3a4d-4c40-bc1d-3c55cf7eb340', u'content': None, u'handler': u'USER', u'busiCode': u'-2', u'version': u'001', u'msg': ...]]></description><category></category></item><item><title><![CDATA[jquery dialog属性控制]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311092</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311092</guid><author>sls0919</author><pubDate>Tue, 20 Jun 2017 13:16:44 +0800</pubDate><description><![CDATA[创建好dialog后对其属性进行修改
$(' #cam_offline_time').dialog('option', 'autoOpen', false);
("#cam_offline_time").dialog('option','title',"到达预算下线时间("+name+")");

详细请参考
http://www.cnblogs.com/bestfc/a...]]></description><category></category></item><item><title><![CDATA[安装pypy5.1]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311090</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311090</guid><author>sls0919</author><pubDate>Tue, 20 Jun 2017 13:11:18 +0800</pubDate><description><![CDATA[centos 系统编译安装pypy5.1 过程
系统自带python2.7.5，gcc4.8.5

记录下centos安装pypy5.1遇到的一些软件的安装：
http://pypy.readthedocs.io/en/latest/build.html#install-build-time-dependencies

sudo yum install openss...]]></description><category></category></item><item><title><![CDATA[pycurl连接基库处理方法]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311112</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311112</guid><author>sls0919</author><pubDate>Tue, 20 Jun 2017 13:11:01 +0800</pubDate><description><![CDATA[原：
'PycURL/7.43.0 libcurl/7.19.7 NSS/3.12.10.0 zlib/1.2.3 libidn/1.18 libssh2/1.2.2'
修改后：
'PycURL/7.43.0 libcurl/7.29.0 OpenSSL/1.0.0 zlib/1.2.3 libidn/1.18'

修改步骤：
1 安装openssl  下载页面...]]></description><category></category></item><item><title><![CDATA[Linux常用命令学习记录]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311109</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311109</guid><author>sls0919</author><pubDate>Tue, 30 Aug 2016 17:40:23 +0800</pubDate><description><![CDATA[学习记录：
1 cp 拷贝命令
 参数：-p 文件属性一起拷贝
       -r 拷贝文件夹
      -d 软链信息等一起拷贝
       -a 是-rdp的简写

2 find 文件查找命令
 普通根据文件名称查找（精确查找）
 find /home -name xx.xx
 普通分局文件名称...]]></description><category></category></item><item><title><![CDATA[关于supervisord启动uwsgi的问题]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311120</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311120</guid><author>sls0919</author><pubDate>Thu, 07 Jul 2016 09:57:05 +0800</pubDate><description><![CDATA[错误：
负载大服务程序启动报错，
2016-07-06 20:26:12,577 INFO success: XXX entered RUNNING state, process has stayed up for &gt; than 1 seconds (startsecs)

解决：
修改somaxconn
该内核参数默认值一般是128，对于负载很大的服务程序来说大...]]></description><category></category></item><item><title><![CDATA[centos升级python2.6到python2.7及相关库安装]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311123</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311123</guid><author>sls0919</author><pubDate>Thu, 23 Jun 2016 14:40:18 +0800</pubDate><description><![CDATA[下面列一下centos系统升级python到2.7以及安装相关库的步骤：

1wget http://python.org/ftp/python/2.7.5/Python-2.7.5.tgz
2 tar xvf Python-2.7.5.tgz
3cd Python-2.7.5
4./configure
5make all
6sudo make instal...]]></description><category></category></item><item><title><![CDATA[pycurl安装报错]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311095</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311095</guid><author>sls0919</author><pubDate>Mon, 20 Jun 2016 17:45:02 +0800</pubDate><description><![CDATA[linux下安装pycurl有时候会报错，导致不能用，下面列举两个解决办法：

错误：ImportError: pycurl: libcurl link-time ssl backend (nss) is different from compile-time ssl backend (none/other)

1 先卸载pycurl：pip uninstall pycu...]]></description><category></category></item><item><title><![CDATA[mac 10.11安装lxml报错解决]]></title><link>https://blog.youkuaiyun.com/sls0919/article/details/107311113</link><guid>https://blog.youkuaiyun.com/sls0919/article/details/107311113</guid><author>sls0919</author><pubDate>Mon, 15 Feb 2016 16:21:31 +0800</pubDate><description><![CDATA[由于接手新项目，项目里面需要安装lxml库
通过最简单的安装：1 从网上下lxml的tar文件，2 pip install lxml安装
开始了我痛苦的安装过程，在安装中报错：
#include "libxml/xmlversion.h"

^

1 error generated.

error: command '/usr/bin/clang' failed...]]></description><category></category></item></channel></rss>