If it is in development coding env, you use clearcase or svn to do version control on the files. This is the production env, much less volatile. System usually has the daily backup for the protection.
This case is different~~
所有跟帖:
• I label each version which has been deployed to production. -燕园- ♀ (48 bytes) () 12/11/2009 postreply 19:43:06