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1.
CentOS 5.2 ÏÂÓÃYum°²×°Apache+PHP+MySQL»·¾³
2009-04-03 23:47
Fedora 8ÏÂÓÃYum°²×°Apache+PHP+MySQL»·¾³
fedora8 ÓÃyumÀ´¹ÜÀí°²×°Apache+PHP+MysqlµÄ»ù±¾°²×°¡£
1. °²×°Apahce, PHP, Mysql, ÒÔ¼°phpÁ¬½Ómysql¿â×é¼þ¡£
yum -y install httpd php mysql mysql-server
php-mysql
centos°²×°php²å¼þ¾ÍÊÇyum install php-*
yum install php-gd °²×°Í¼ÐÎÖ§³Ö
Ò²¿ÉÒÔͨ¹ý¹âÇýiso°²×°
mount /dev/cdrom /mnt¹ÒÔعâÇýµ½mnt
rpm -ivh /mnt/centos/httpd ****.rpm
°²×°ISOÀïµÄ°ü
²âÊÔ»·¾³
rpm -qa |grep mysql
rpm -qa |grep httpd
rpm -qa |grep php
2. ÅäÖÿª»úÆô¶¯·þÎñ
/sbin/chkconfig httpd on            
[ÉèÖÃapache·þÎñÆ÷httpd·þÎñ¿ª»úÆô¶¯]
/sbin/chkconfig --add mysqld        
[ÔÚ·þÎñÇåµ¥ÖÐÌí¼Ómysql·þÎñ]
/sbin/chkconfig mysqld on            
[ÉèÖÃmysql·þÎñ¿ª»úÆô¶¯]
/sbin/service httpd start            
[Æô¶¯httpd·þÎñ,Ó뿪»úÆô¶¯ÎÞ¹Ø]
/sbin/service mysqld start          
[Æô¶¯mysql·þÎñ,Ó뿪»úÎÞ¹Ø]
3.ÉèÖÃmysqlÊý¾Ý¿ârootÕʺÅÃÜÂë¡£
mysqladmin -u root password 'newpassword'          
[ÒýºÅÄÚÌîÃÜÂë]
4. ÈÃmysqlÊý¾Ý¿â¸ü°²È«
mysql -u root -p
mysql> DROP DATABASE
test;                             [ɾ³ýtestÊý¾Ý¿â]
mysql> DELETE from mysql.user WHERE user =
'';         [ɾ³ýÄäÃûÕÊ»§]
mysql> FLUSH
PRIVILEGES;                               [ÖØÔØȨÏÞ]
5. °´ÕÕÒÔÉϵݲװ·½Ê½, ÅäÖóöÀ´µÄĬÈÏÕ¾µãĿ¼Ϊ/var/www/html/
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PHP5ÃæÏò¶ÔÏó£ºObject Cloning

PHP4:
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$sample1 = new StdClass();
$sample1->name = "Hasin";
$sample2 = $sample1;
$sample2->name = "Afif";
echo $sample1->name;
?>
In PHP4 it works differently; it will output Hasin, as both are different from 
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PHP5:
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php4 xml Éú³ÉÀà

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<?php
/*
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*/
class php4xml{
var $version; //°æ±¾號
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phpÖ§³Ömemcache

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