<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/zy112289</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; zy112289]]></copyright><item><title><![CDATA[PHP常用数组函数、字符串函数、正则函数]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/80320633</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/80320633</guid><author>zy112289</author><pubDate>Tue, 15 May 2018 11:35:24 +0800</pubDate><description><![CDATA[数组函数：

1.键值操作类：【都有返回值，没有在原来参数上修改】

1.array_values($arr);//获取$arr中的值重排，去掉下标【返回值新索引数组】
2.array_keys($arr[,&quot;str&quot;,true])//获取$arr中所有字符是&quot;str&quot;的下标，形成索引数组，true表示区分大小写【返回新索引数组】
3.array_search(&quot;is&quot;,$arr[,true]) ...]]></description><category></category></item><item><title><![CDATA[Linux安装phantomjs]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/73743558</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/73743558</guid><author>zy112289</author><pubDate>Mon, 26 Jun 2017 19:00:14 +0800</pubDate><description><![CDATA[Ubuntu (10.04, 11.04, 12.04, 13.10, 14.04) Debian (7.6)的安装方法sudo apt-get update sudo apt-get install build-essential chrpath git-core libssl-dev libfontconfig1-dev libxft-dev git clone git://github.com]]></description><category></category></item><item><title><![CDATA[微信小程序之swiper无缝轮播]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/72123748</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/72123748</guid><author>zy112289</author><pubDate>Mon, 15 May 2017 11:22:38 +0800</pubDate><description><![CDATA[在index.js文件中定义topScroll数组以及swiper的各个属性值，其属性代表什么含义参考开发文档https://mp.weixin.qq.com/debug/wxadoc/dev/component/swiper.html?t=1476197489605加入circular属性即可实现无缝轮播。<swiper circular="{{circular}}" indicator-dots]]></description><category></category></item><item><title><![CDATA[linux安装python]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/71532183</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/71532183</guid><author>zy112289</author><pubDate>Wed, 10 May 2017 15:13:32 +0800</pubDate><description><![CDATA[推荐先下载这个：libreadline-dev，可以解决python中不能使用方向键的问题  
用命令sudo apt-get install libreadline-dev下载python安装包：  
终端：wget https://www.python.org/ftp/python/3.4.3/Python-3.4.3.tgz  
或者直接浏览器下载均可解压安装包：  
终端：tar -zxvf]]></description><category></category></item><item><title><![CDATA[简单PHP导出Excel]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/54287616</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/54287616</guid><author>zy112289</author><pubDate>Mon, 09 Jan 2017 11:51:23 +0800</pubDate><description><![CDATA[public function msg(){
    //$list为库中查出的数据
    $voList = array();
    foreach ($list as $k => $v){
        $voList[] = array(1,'张三','13111111111',date('Y-m-d H:i:s'));
    }
    //表头
    $tableheader =]]></description><category></category></item><item><title><![CDATA[CentOS下php安装mcrypt扩展]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/52840062</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/52840062</guid><author>zy112289</author><pubDate>Mon, 17 Oct 2016 17:06:03 +0800</pubDate><description><![CDATA[（1）、确认你的linux没有安装mcrypt库，如果已安装，跳过安装步骤[root@test-206 ~]# yum list installed|grep mcrypt
libmcrypt.x86_64                          2.5.8-4.el5.centos           installed
libmcrypt-devel.x86_64]]></description><category></category></item><item><title><![CDATA[PHP的exec()函数无返回值排查方法]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/52671373</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/52671373</guid><author>zy112289</author><pubDate>Mon, 26 Sep 2016 16:24:45 +0800</pubDate><description><![CDATA[在安全imagemagic时 需要用到 exec很多服务器上安装失败 
exec()执行外部命令失败，但没有任何错误信息。 exec执行某命令在命令行下没有问题，但是在php中就出错。这个问题99.99%与权限有关，但是exec执行的命令不会返回错误。一个技巧就是使用管道命令，假设你的exec调用如下：exec('convert a.jpg b.jpg', $output, $return_val)]]></description><category></category></item><item><title><![CDATA[Linux服务器下用svn创建多个项目]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/52291927</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/52291927</guid><author>zy112289</author><pubDate>Tue, 23 Aug 2016 16:15:58 +0800</pubDate><description><![CDATA[(1)： 创建svn仓库路径mkdir  -p  /svn/project1
mkdir -p   /svn/project2
svnadmin  create  /opt/svn/project1
svnadmin  create  /opt/svn/project2注意：为了规范：一般在项目目录下再创建：mkdir  -p   /opt/svn/projec1/trunk
mkdir  -p]]></description><category></category></item><item><title><![CDATA[Linux搭建SVN服务器]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/52290888</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/52290888</guid><author>zy112289</author><pubDate>Tue, 23 Aug 2016 14:53:38 +0800</pubDate><description><![CDATA[1 安装SVN官网下载：http://subversion.apache.org/packages.htmlSVN客户端：TortoiseSVN，官网下载：http://tortoisesvn.net/downloads.html# yum install subversion:1.新建一个目录用于存储SVN所有文件# mkdir /svn2.新建一个资源仓库# svnadmin create /s]]></description><category></category></item><item><title><![CDATA[修改档案/目录权限问题]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/52252286</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/52252286</guid><author>zy112289</author><pubDate>Fri, 19 Aug 2016 16:40:40 +0800</pubDate><description><![CDATA[chgrp 改变所属群组
chown 改变档案拥有者
chmod 改变权限、SUID、SGID、SBIT等1、将档案群组改成root
    chgrp root install.log
2、将档案拥有者改成root
    chown root install.log
3、改变档案权限
    r:4
    w:2
    x:1
    rwx=4+2+1=7    chmod 711 ins]]></description><category></category></item><item><title><![CDATA[简单的压缩、解压、查看]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/52252013</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/52252013</guid><author>zy112289</author><pubDate>Fri, 19 Aug 2016 16:19:14 +0800</pubDate><description><![CDATA[常见的格式:.Z compress程序压缩的档案;
.gz gzip程序压缩的档案;
.bz2 bzip2程序压缩的档案;
.tar tar程序打包数据，没有经过压缩;
.tar.gz tar打包档案，经过gzip压缩;
.tar.bz2 tar打包档案，经过bzip2压缩;gzip:1、gzip [-cdtv] 档名
    -c将压缩数据输出到屏幕
    -d解压缩的参数
    -t检验压缩]]></description><category></category></item><item><title><![CDATA[修改HISTSIZE和PS1提示]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/52251818</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/52251818</guid><author>zy112289</author><pubDate>Fri, 19 Aug 2016 16:02:59 +0800</pubDate><description><![CDATA[修改历史命令条数env 
查看linux本地环境可以看到HISTSIZE默认是1000条。我们可以临时修改最大保留条数： HISTSIZE=10000 这样就修改成了10000条啦，但是重启服务器后，又还原了如果想一直保留10000条，我们需要修改他的环境变量，命令如下：sed -i ‘s/HISTSIZE=1000/HISTSIZE=10000/g’ /etc/profile
source /et]]></description><category></category></item><item><title><![CDATA[LINUX执行定时任务]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/51997102</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/51997102</guid><author>zy112289</author><pubDate>Fri, 22 Jul 2016 17:42:36 +0800</pubDate><description><![CDATA[1、认识Croncron是一个linux下的定时执行工具，可以在无需人工干预的情况下运行作业。由于Cron 是Linux的内置服务，但它不自动起来，可以用以下的方法启动、关闭这个服务：/sbin/service crond start //启动服务
/sbin/service crond stop //关闭服务
/sbin/service crond restart //文字重启服务
/sbin/s]]></description><category></category></item><item><title><![CDATA[文件的MIME-TYPE]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/51732734</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/51732734</guid><author>zy112289</author><pubDate>Wed, 22 Jun 2016 11:01:05 +0800</pubDate><description><![CDATA[header("content-type:text/html;charset=gbk");
$mime = array(
    'gif' => 'image/gif',
    'jpg' => 'image/jpeg',
    'jpeg' => 'image/jpeg',
    'jpe' => 'image/jpeg',
    'bmp' => 'image/bmp',
    'p]]></description><category></category></item><item><title><![CDATA[PHP证书图片生成]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/51437372</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/51437372</guid><author>zy112289</author><pubDate>Tue, 17 May 2016 16:47:27 +0800</pubDate><description><![CDATA[$realname = "姓名";
$schoolname = "学校";  
$idcard = "身份证号"; $image = imagecreatefrompng('certification.png');           // 证书模版图片文件的路径 
$red = imagecolorallocate($image,00,00,00);                 // 字体颜色]]></description><category></category></item><item><title><![CDATA[获得URL地址]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/51190803</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/51190803</guid><author>zy112289</author><pubDate>Tue, 19 Apr 2016 15:19:45 +0800</pubDate><description><![CDATA[JS获得：top.location.href   顶级窗口的地址
this.location.href  当前窗口的地址php获得：#测试网址:     http://localhost/blog/testurl.php?id=5//获取域名或主机地址 
echo $_SERVER['HTTP_HOST']."<br>"; #localhost//获取网页地址 
echo $_SERVER['PHP]]></description><category></category></item><item><title><![CDATA[PHP获取今天、昨天、明天的日期]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/51086746</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/51086746</guid><author>zy112289</author><pubDate>Thu, 07 Apr 2016 16:00:10 +0800</pubDate><description><![CDATA[<?php  
echo "今天:".date("Y-m-d")."<br>";       
echo "昨天:".date("Y-m-d",strtotime("-1 day")), "<br>";       
echo "明天:".date("Y-m-d",strtotime("+1 day")). "<br>";    
echo "一周后:".date("Y-m-d",strtotime]]></description><category></category></item><item><title><![CDATA[在Linux上安装Memcached服务]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/50561632</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/50561632</guid><author>zy112289</author><pubDate>Fri, 22 Jan 2016 14:08:47 +0800</pubDate><description><![CDATA[下载并安装Memcache服务器端 
服务器端主要是安装memcache服务器端. 
下载：http://www.danga.com/memcached/dist/memcached-1.2.2.tar.gz 
另外，Memcache用到了libevent这个库用于Socket的处理，所以还需要安装libevent，libevent的最新版本是libevent-1.3。（如果你的系统已经安装了lib]]></description><category></category></item><item><title><![CDATA[查看进程]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/50470662</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/50470662</guid><author>zy112289</author><pubDate>Wed, 06 Jan 2016 17:38:18 +0800</pubDate><description><![CDATA[查看正在运行的进程： 
使用 ps 命令查看进程的运行状态，包括后台进程 
可以结合 -f 选项查看更多信息，f 是 full 的缩写$ps -f
UID      PID  PPID C STIME    TTY   TIME CMD
amrood   6738 3662 0 10:23:03 pts/6 0:00 first_one
amrood   6739 3662 0 10:22:54 p]]></description><category></category></item><item><title><![CDATA[目录权限问题]]></title><link>https://blog.youkuaiyun.com/zy112289/article/details/50470561</link><guid>https://blog.youkuaiyun.com/zy112289/article/details/50470561</guid><author>zy112289</author><pubDate>Wed, 06 Jan 2016 17:28:35 +0800</pubDate><description><![CDATA[改变权限读取(r)、写入(w)和执行(x)可以使用 chmod (change mode) 命令来改变文件或目录的访问权限，权限可以使用符号或数字来表示。符号  说明 
+   为文件或目录增加权限 
-   删除文件或目录的权限 
=   设置指定的权限 
例子：$ls -l testfile
-rwxrwxr--  1 amrood   users 1024  Nov 2 00:10  test]]></description><category></category></item></channel></rss>