is_page Funtion for Posts ?

Remove the ! before is_page().

The function is_page() is built into WordPress and only tests if the post being viewed is a page or not. The ! stands for “not”, so if you take it out, the code will only return true on that part if it is a page.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)