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PHP在windows和LINUX下的路径分隔符 DIRECTORY_

众所周知，windows下的是/和/，而LINUX下的是/在程序本地运行很正常，上传到服务器后，发现图片没有显示出来，图片链接是绝对路径var/，而且当中带有/但是我记得这个路径已经处理成相对路径的$path=dirname(dirname(dirname(__FILE__))).'//';$search=array($path,'//');$replace=array('','/');returnstr_replace($search,$replace,

系统 2019-08-12 01:33:31 2858

Ubuntu

VitualBox下调整Ubuntu分辨率

在virtualbox下安装完Ubuntu分辨率只有800x600,非常小，看起来很不舒服。注意：vitualbox是根据分辨率和窗口大小来调整视图，当调整vitualbox大小时，桌面大小会自适应.解决方法如下：1.加载vitrualbox的GuestAdditions镜像.2.mount/dev/cdrom/mnt/cdrom3.sudosh/mnt/cdrom/VBoxLinuxAdditions-x86.run4.重启VitualBox下调整Ubu

系统 2019-08-12 01:33:05 2858

SqlServer

SQL Server 索引结构及其使用（二）作者：freed

一、深入浅出理解索引结构改善SQL语句很多人不知道SQL语句在SQLSERVER中是如何执行的，他们担心自己所写的SQL语句会被SQLSERVER误解。比如：select*fromtable1wherename=''zhangsan''andtID>10000和执行:select*fromtable1wheretID>10000andname=''zhangsan''一些人不知道以上两条语句的执行效率是否一样，因为如果简单的从语句先后上看，这两个语句的确是

系统 2019-08-12 01:32:55 2858

各行各业

tortoiseSVN 设置ignore

*.o*.lo*.la*.al.libs*.so*.so.[0-9]**.a*.pyc*.pyo*.rej*~#*#.#*.*.swp.DS_Store*.dll*.exe*.pdb*\bin*\log*\obj*\Bin*.db*.tmp*.suo*.csproj.user*.Publish.xml*.elc*_notes**\Debug**.user*.ncb*\Release**ARMV4**TestResult*_ReSharper.**.log*

系统 2019-08-12 01:32:14 2858

Python

深入浅析Python中的迭代器

目录结构：contentsstructure[-]在开始文章之前，先贴上一张Iterable、Iterator与Generator之间的关系图：1.IteratorVSIterable迭代器(Iterator)迭代器是实现了迭代器协议的类对象，迭代器协议规定了迭代器类必需定义__next()__方法。当对迭代器对象调用next()方法时，对象会去调用__next()__计算迭代器的返回值。可迭代对象(Iterable)可迭代对象可以是任何对象，不一定是能返

系统 2019-09-27 17:57:24 2857

Python

NAO机器人入门指南（二）：在Choregraphe使用Python

在NAO机器人入门指南（一）中，我们安装并熟悉了choregraphe的基本界面，这次则介绍如何在在Choregraphe使用Python。一、连接二、创建指令盒右键双击中间区域，创建python的指令盒三、指令盒内部面目及代码示例随便写个，hallo在这后面添加代码def__init__(self):GeneratedClass.__init__(self)添加self.tts=ALProxy('ALTextToSpeech')以及这后面defonInp

系统 2019-09-27 17:46:16 2857

编程技术

垣克大战

本面使用jquery-1.3.2和面定位map.jsp,支持一人和双人游戏,实现如下:山寨坦克大战...主坦克方向:WASD,空格发射</span> <p class="auth-span"> <span class="muted"><i class="fa fa-user"></i><span class="zj-icon-text">系统</span></span> <span class="muted"><i class="fa fa-clock-o"></i><span class="zj-icon-text">2019-08-29 23:48:09</span></span> <span class="muted"><i class="fa fa-eye"></i><span class="zj-icon-text">2857</span></span>  </p> </article><article class="excerpt"> <header> <a title="Oracle" class="label label-important zj-del-target" href="/category/45">Oracle<i class="label-arrow"></i></a> <h2> <a class="zj-titles zj-del-target" href="/article/7470" title="nullnullOracle 审计audit 的技巧使用，追踪ora" target="_blank" onclick="return recordId('',)">nullnullOracle 审计audit 的技巧使用，追踪ora </a> </h2> </header> <div class="focus"> <a class="zj-del-target" href="/article/7470" target="_blank"><img style="width: 200px; height: 123px;" class="thumb" src="/Public/static/images/article/6.jpg" alt="" title=""></a> </div> <span class="note" onclick="if (jq.browser.versions.mobile) {window.location.href='/article/7470';}else{window.open('/article/7470');}" style="cursor: pointer;">新手发帖，很多方面都是刚入门，有错误的地方请大家见谅，欢迎批评指正createorreplacepackageaa_pkg_monitor_business_sqlisprocedurepro_monitor_drop_policy(object_schemainvarchar2);procedurepro_monitor_add_policy(object_schemainvarchar2);procedurepro_monitor_drop_main;</span> <p class="auth-span"> <span class="muted"><i class="fa fa-user"></i><span class="zj-icon-text">系统</span></span> <span class="muted"><i class="fa fa-clock-o"></i><span class="zj-icon-text">2019-08-12 01:54:12</span></span> <span class="muted"><i class="fa fa-eye"></i><span class="zj-icon-text">2857</span></span>  </p> </article><article class="excerpt"> <header> <a title="PHP" class="label label-important zj-del-target" href="/category/64">PHP<i class="label-arrow"></i></a> <h2> <a class="zj-titles zj-del-target" href="/article/7397" title="PHP从入门到精通——读书笔记（第16—19章：MyS" target="_blank" onclick="return recordId('',)">PHP从入门到精通——读书笔记（第16—19章：MyS </a> </h2> </header> <div class="focus"> <a class="zj-del-target" href="/article/7397" target="_blank"><img style="width: 200px; height: 123px;" class="thumb" src="/Public/static/images/article/5.jpg" alt="" title=""></a> </div> <span class="note" onclick="if (jq.browser.versions.mobile) {window.location.href='/article/7397';}else{window.open('/article/7397');}" style="cursor: pointer;">第十六章：MySql数据库基础1：MySql概述1）功能强大：提供了多种数据库存储引擎，支持事务、视图、存储过程和触发器2）支持跨平台3）运行速度快：在Mysql中，使用了B树磁盘表(MyISAM)和索引压缩；4）支持各种开发语言：php、asp.net、java、python、ruby、c、c++、perl等5）数据库存储容量大：mysql数据库的最大有效表尺寸是由操作系统对文件大小的限制决定的。表空间最大容量64TB2：启动、连接、断开和停止MySql</span> <p class="auth-span"> <span class="muted"><i class="fa fa-user"></i><span class="zj-icon-text">系统</span></span> <span class="muted"><i class="fa fa-clock-o"></i><span class="zj-icon-text">2019-08-12 01:54:06</span></span> <span class="muted"><i class="fa fa-eye"></i><span class="zj-icon-text">2857</span></span>  </p> </article><article class="excerpt"> <header> <a title="Ubuntu" class="label label-important zj-del-target" href="/category/55">Ubuntu<i class="label-arrow"></i></a> <h2> <a class="zj-titles zj-del-target" href="/article/4904" title="Ubuntu 下 JDK+Tomcat+MySql 环境的搭建" target="_blank" onclick="return recordId('',)">Ubuntu 下 JDK+Tomcat+MySql 环境的搭建 </a> </h2> </header> <div class="focus"> <a class="zj-del-target" href="/article/4904" target="_blank"><img style="width: 200px; height: 123px;" class="thumb" src="/Public/static/images/article/5.jpg" alt="" title=""></a> </div> <span class="note" onclick="if (jq.browser.versions.mobile) {window.location.href='/article/4904';}else{window.open('/article/4904');}" style="cursor: pointer;">Linux环境修改catalina.sh在“echo"UsingCATALINA_BASE:$CATALINA_BASE"”上面加入以下行：JAVA_OPTS="$JAVA_OPTS-server-Xms800m-Xmx800m-XX:MaxNewSize=256m"设置server.xml<Connectorport="8080"protocol="HTTP/1.1"maxThreads="600"minSpareThreads="100"maxSpar</span> <p class="auth-span"> <span class="muted"><i class="fa fa-user"></i><span class="zj-icon-text">系统</span></span> <span class="muted"><i class="fa fa-clock-o"></i><span class="zj-icon-text">2019-08-12 01:33:59</span></span> <span class="muted"><i class="fa fa-eye"></i><span class="zj-icon-text">2857</span></span>  </p> </article><div class="pagination" style="display:;"> <ul><li><a href="/search/solaris/1/p/1">首页</a></li> <li class="prev-page"><a href="/search/solaris/1/p/481">上一页</a></li> <li><a href="/search/solaris/1/p/480">480</a></li><li><a href="/search/solaris/1/p/481">481</a></li><li class="active"><span>482</span></li><li><a href="/search/solaris/1/p/483">483</a></li><li><a href="/search/solaris/1/p/484">484</a></li> <li class="next-page"><a href="/search/solaris/1/p/483">下一页</a></li> <li><a href="/search/solaris/1/p/2924">末页</a></li> <li><span>共 2924页,共29234条</span></li> </ul> </div> </div> </div>   <style type="text/css"> .d_postlist .text { /* height: 30px; */ display: block; /* height: 100%; */ 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