如何判斷preg_match內正規式的特殊符號？

使用正規式時，有以下這些特殊用途符號：. \ + * ? [ ^ ] ( $ )等等

如果將一個加有特殊符號的字串直接丟給 preg_match做判斷一定會有錯誤

ex:

$var = “小明(daniel)”;

if(pre_match( “/”.$var.”/”, “我是小明(daniel)”)){

How to set up Apache in Mac?

Apache is built-in in Mac, So we just need turn on the service with root authorization.

1. First, open your terminal and input following commands.

sudo su - // change to root authorization
apachectl start //turn on the apache

Common Linux command record

Use them frequently but forget how to every time LOL.

Scp (copy files over network connection, usually copy local files to remote)

scp -P 20202 [the path of uploading file] [remote name]@[remote IP]: [destination path]