摘要:
<?phpclass SimpleClass{ public $var = 'a default value'; public function displayVar() { echo $this->var; }}$instance = new SimpleClass(); $assigned = $instance;$reference =& $instance; $instance->var = '$assigned will have this value'; $instance = null; // $instance and 阅读全文
摘要:
方法一:使用tasksel命令安装没有安装tasksel的话,首先安装tasksel(sudo apt-get install tasksel)安装好tasksel后使用命令: sudo tasksel ,在弹出的框内勾选lamp-server栏(跳到此栏,单机空格键选中),安装即可(其中会要求设置mysql的密码)FAQ:1、运行apache2后,出现类似这样的错误提示:apache2: Could not determine the server’s fully qualified domain name, using 127.0.0.1 for ServerName。修改/etc/apa 阅读全文