If you've designed a button that looks like a link, and you still wan to be semantic, then this mixin may come handy.
Here's an example .gitignore file for reference.
These can be stretched as large as you need.
You can easily say: is not Internet Explorer.
The Compass built in mixin is bit sucky, here's better.
Loading stuff on the footer simply makes your site load faster.
Sometimes It's nice to show to the first image in the post archive page.
Redirecting from the parent page comes really handy, when you don't have actual need for the parent page, expect to group the subpages under it.
When developing a site the visible PHP errors are extremely handy. But, on a production site they may give out too much information or it's just plain bad habit to show that crap to users.
Club-Mate, the beverage → club-mate.fi