<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[yyfpeak的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/yyfpeak</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; yyfpeak]]></copyright><item><title><![CDATA[Hadoop SSH 无密码登陆]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/76615260</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/76615260</guid><author>yyfpeak</author><pubDate>Thu, 03 Aug 2017 11:39:53 +0800</pubDate><description><![CDATA[1、创建ssh-key
创建前先ssh localhost登陆一下，确认需要输入密码


[hadoop@localhost .ssh]$ ssh localhost
hadoop@localhost's password:



退出来后，进入./ssh目录


[hadoop@localhost ~]$ cd ~/.ssh/

[hadoop@localhost .s]]></description><category></category></item><item><title><![CDATA[Ubuntu Lamp 环境搭建]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/67638140</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/67638140</guid><author>yyfpeak</author><pubDate>Tue, 28 Mar 2017 16:27:30 +0800</pubDate><description><![CDATA[1、安装Apache2


sudo apt-get install apache2


2、安装php7(以前是php5,php7与php5有些区别)


sudo apt-get install php7.0


3、安装libapache2-mod-php7.0


sudo apt-get install libapache2-mod-php7.0


]]></description><category></category></item><item><title><![CDATA[ubuntu server  tomcat 开机启动]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/59585725</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/59585725</guid><author>yyfpeak</author><pubDate>Thu, 02 Mar 2017 18:10:08 +0800</pubDate><description><![CDATA[sudo vim /etc/init.d/tomcat7


#!/bin/bash
# chkconfig: 345 99 10
# description: Startup Script for tomcat
# /etc/rc.d/init.d/tomcat

#JDK Settings
export JAVA_HOME=/usr/local/JDK_CURRENT
ex]]></description><category></category></item><item><title><![CDATA[Java代码规范]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/53463048</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/53463048</guid><author>yyfpeak</author><pubDate>Mon, 05 Dec 2016 10:43:25 +0800</pubDate><description><![CDATA[Java代码规范



本Java代码规范以SUN的标准Java代码规范为基础，为适应我们公司的实际需要，可能会做一些修改。本文档中没有说明的地方，请参看SUN Java标准代码规范。如果两边有冲突，以本文档为准。

1. 标识符命名规范

1.1 概述

标识符的命名力求做到统一、达意和简洁。

1.1.1 统一

统一是指，对于同一个概念，在程序中用同一种表示方法，]]></description><category></category></item><item><title><![CDATA[MYSQL中取当前年份的第一天和当前周，月，季度的第一天/最后一天]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/51236656</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/51236656</guid><author>yyfpeak</author><pubDate>Sun, 24 Apr 2016 23:00:21 +0800</pubDate><description><![CDATA[MySQL里获取当前week、month、quarter的第一天/最后一天
摘自：http://hideto.javaeye.com/blog/255816当前week的第一天：
select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) + 1 DAY)当前week的最后一天：
select date_sub(curdate(),INTERVAL W]]></description><category></category></item><item><title><![CDATA[ubuntu+svn服务搭建]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/50948873</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/50948873</guid><author>yyfpeak</author><pubDate>Mon, 21 Mar 2016 17:50:52 +0800</pubDate><description><![CDATA[一，安装Subversion
sudo apt-get install subversion


二、创建资源库




cd /project/svnsvnserve -d -r /project/svn                启服务器svnadmin create test                        建仓库
注意：svnserve -d -r /]]></description><category></category></item><item><title><![CDATA[java 时间戳与日期字符串相互转换]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/50918590</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/50918590</guid><author>yyfpeak</author><pubDate>Fri, 18 Mar 2016 00:18:42 +0800</pubDate><description><![CDATA[/**
     * 时间戳转换成日期格式字符串
     * @param seconds 精确到秒的字符串
     * @param formatStr
     * @return
     */
    public static String timeStamp2Date(String seconds,String format) {
        if(seconds == null]]></description><category></category></item><item><title><![CDATA[欢迎使用优快云-markdown编辑器]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/50906881</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/50906881</guid><author>yyfpeak</author><pubDate>Wed, 16 Mar 2016 17:26:21 +0800</pubDate><description><![CDATA[php，ip段判断]]></description><category></category></item><item><title><![CDATA[mysql主从复制]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/50372971</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/50372971</guid><author>yyfpeak</author><pubDate>Mon, 21 Dec 2015 16:49:27 +0800</pubDate><description><![CDATA[怎么安装mysql数据库，这里不说了，只说它的主从复制，步骤如下：
1、主从服务器分别作以下操作：
  1.1、版本一致
  1.2、初始化表，并在后台启动mysql
  1.3、修改root的密码

2、修改主服务器master:
   #vi /etc/my.cnf
       [mysqld]
       log-bin=mysql-bin   //[必须]启用二进制日]]></description><category></category></item><item><title><![CDATA[安装php5-mcrypt]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/50131889</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/50131889</guid><author>yyfpeak</author><pubDate>Tue, 01 Dec 2015 17:04:53 +0800</pubDate><description><![CDATA[安装php5-mcrypt
sudo apt-get install php5-mcrypt

编辑php配置文件
sudo gedit /etc/php5/apache2/php.ini 

在extension下面加上（任何独立一行就行）
extension=php_mcrypt.so 

保存，重启apache2
sudo /etc/init.d/apache2 restart]]></description><category></category></item><item><title><![CDATA[maven+ibatis+spring mvc环境搭建]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/49844087</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/49844087</guid><author>yyfpeak</author><pubDate>Sun, 15 Nov 2015 02:25:32 +0800</pubDate><description><![CDATA[一、创建新的maven项目：
        








二、目录结构：

三、建立各个包及类：
User.java
package com.demo.entity;

public class User {
	private Integer id;
	private String userName;
	private String password;
	
	pu]]></description><category></category></item><item><title><![CDATA[ajax提交Form]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/49616309</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/49616309</guid><author>yyfpeak</author><pubDate>Tue, 03 Nov 2015 14:54:59 +0800</pubDate><description><![CDATA[//将form转为AJAX提交
function ajaxSubmit(frm, fn) {
    var dataPara = getFormJson(frm);
    $.ajax({
        url: frm.action,
        type: frm.method,
        data: dataPara,
        success: fn
    });
}]]></description><category></category></item><item><title><![CDATA[Compile FFmpeg on Ubuntu]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/46843849</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/46843849</guid><author>yyfpeak</author><pubDate>Sat, 11 Jul 2015 19:00:18 +0800</pubDate><description><![CDATA[Get the Dependencies ¶Copy and paste the whole code box for each step. First install the dependencies: 
 sudo apt-get update 
sudo apt-get -y –force-yes install autoconf automake build-essential libass]]></description><category></category></item><item><title><![CDATA[很方便的上传下载文件工具rz和sz]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/46842417</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/46842417</guid><author>yyfpeak</author><pubDate>Sat, 11 Jul 2015 15:51:50 +0800</pubDate><description><![CDATA[linux上很方便的上传下载文件工具rz和sz]]></description><category></category></item><item><title><![CDATA[Linux系统巡检常用命令]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/44852461</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/44852461</guid><author>yyfpeak</author><pubDate>Fri, 03 Apr 2015 10:48:14 +0800</pubDate><description><![CDATA[Linux系统需要定期巡检，以检查服务器软硬件使用情况，相当于对人的体检，确保可以及时发现问题、解决问题，降低损失，常用的巡检命令如下：
# uname -a # 查看内核/操作系统/CPU信息
# head -n 1 /etc/issue # 查看操作系统版本
# cat /proc/cpuinfo # 查看CPU信息
# hostname # 查看计算机名
# lspci -tv #]]></description><category></category></item><item><title><![CDATA[java对象和json对象之间互相转换]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/44809181</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/44809181</guid><author>yyfpeak</author><pubDate>Wed, 01 Apr 2015 16:40:09 +0800</pubDate><description><![CDATA[import java.util.ArrayList;  import java.util.Collection;  import java.util.Iterator;  import java.util.List;    import net.sf.json.JSONArray;  import net.sf.json.JSONObject;    public class MainClass]]></description><category></category></item><item><title><![CDATA[跳过Mysql验证]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/44103923</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/44103923</guid><author>yyfpeak</author><pubDate>Fri, 06 Mar 2015 20:06:59 +0800</pubDate><description><![CDATA[# /etc/init.d/mysql stop
# mysqld_safe --user=mysql --skip-grant-tables --skip-networking &
# mysql -u root mysql
mysql> UPDATE user SET Password=PASSWORD('newpassword') where USER='root' and host=]]></description><category></category></item><item><title><![CDATA[MySQL新建用户,授权,删除用户,修改密码,远程登陆，亲测可行]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/44103917</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/44103917</guid><author>yyfpeak</author><pubDate>Fri, 06 Mar 2015 20:06:13 +0800</pubDate><description><![CDATA[首先要声明一下：一般情况下，修改MySQL密码，授权，是需要有mysql里的root权限的。

注：本操作是在WIN命令提示符下，phpMyAdmin同样适用。
    用户：phplamp  用户数据库：phplampDB

1.新建用户。

//登录MYSQL
@>mysql -u root -p
@>密码
//创建用户
mysql> insert into mysql.]]></description><category></category></item><item><title><![CDATA[TCP注册端口号大全7]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/44022169</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/44022169</guid><author>yyfpeak</author><pubDate>Mon, 02 Mar 2015 19:27:37 +0800</pubDate><description><![CDATA[afs3-fileserver 7000/tcp    file server itself
afs3-fileserver 7000/udp    file server itself
afs3-callback   7001/tcp    callbacks to cache managers
afs3-callback   7001/udp    callbacks to cache man]]></description><category></category></item><item><title><![CDATA[Linux下同时启动两个Tomcat进行设置.]]></title><link>https://blog.youkuaiyun.com/yyfpeak/article/details/44019743</link><guid>https://blog.youkuaiyun.com/yyfpeak/article/details/44019743</guid><author>yyfpeak</author><pubDate>Mon, 02 Mar 2015 16:17:03 +0800</pubDate><description><![CDATA[Linux版本：Linux version 2.6.32-431.11.2.el6.x86_64
Tomcat：apache-tomcat-6.0.41.tar.gz（官方下载）
解压tar.gz：tar -zxvf apache-tomcat-6.0.41.tar.gz 至相应的路径下，可解压至两个不同的路径或者相同的路径下不同的文件夹，不需要安装，直接部署程序即可。
接下来修改tomca]]></description><category></category></item></channel></rss>