During my limited tenancy as a web designer, there were a couple constant annoyances that were like thorns on my side: Figuring out HTML / RGB color codes when developing and styling pages. Finding out the proper sizes to scale images to, depending on the nature and content of the page.
Tumblr is a fantastically simple and fun blogging platform – exploring the different Tumblogs is a great deal of fun and you can easily lose hours there. However, since Tumblr makes is so easy for anyone to add and reblog content, most the blogs are chock full of stuff (like that’s a bad thing, right?) [...]
chris from Line25 describes some web usability pitfalls that designers should avoid. some good points here, though a few of them are relatively minor. 10 Usability Crimes You Really Shouldn’t Commit.