Get the_content with ajax

I’m sorry but I think you have not read a good tutorial. If you are new to WordPress AJAX, I recomend you reading AJAX in WP Codex and examples plus all the examples you can find in this site.

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