Dennis Cheungless info
|location||Hong Kong, Hong Kong|
|visits||member for||3 years, 8 months|
|seen||Jan 20 at 6:47|
|bio||website||hkdennis2k.blogspot.hk||visits||member for||3 years, 8 months|
|location||Hong Kong, Hong Kong||seen||Jan 20 at 6:47|
Updating a web app without any downtime
There are something was not covered by the symlink method. Your way works with Apache+mod_php but it could fail on lighttpd+fastcgi. In a high traffic website, request will be served in the middle of swapping the link that, php code dependency will fail with mixed version.