But there are more tutorials in this site other than photoshop and html.
Each category has its feed, so you can select only the ones which interest you:
Main feed (all posts)
Tutorials feed (all tutorials posts)
Tips and tricks feed (only tips and tricks)
Main feed (all posts)
Tutorials feed (all tutorials posts)
Tips and tricks feed (only tips and tricks)
Tutorials subcategories:
HTML feed (all HTML tutorials)
CSS feed (all CSS tutorials)
PHP feed (all PHP tutorials)
Photoshop feed (all Photoshop tutorials)
Javascript feed (all Javascript tutorials)
How to's feed (all How to tutorials)
Miscellaneous feed (all miscellaneous tutorials)
HTML feed (all HTML tutorials)
CSS feed (all CSS tutorials)
PHP feed (all PHP tutorials)
Photoshop feed (all Photoshop tutorials)
Javascript feed (all Javascript tutorials)
How to's feed (all How to tutorials)
Miscellaneous feed (all miscellaneous tutorials)
I can prove that this site helped me!!! Here'a a picture i edited with the guide of pootato:
BEFORE:

AFTER:
So...I hope I've convinced you. To be honest, only a few people know this site and I keep it for my self, but since the topic is about learning something NEW, I shared my knowledge about it. =)