Severity: Warning
Message: is_readable(): open_basedir restriction in effect. File(/dev/urandom) is not within the allowed path(s): (/var/www/vhosts/worldmixture.com/:/tmp/)
Filename: core/Security.php
Line Number: 584
Optimal image display sizes (image dimensions) for social platforms--Facebook, Twitter, Instagram, LinkedIn, Pinterest, Tumblr, and YouTube--are laid out in this social media image guide.