how to include page content to specified length & then “read more” link

Truncate the_content to your desired length, check if the last character is a < and remove it if so, then pass it to force_balance_tags, which will close any opened html tags.

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