Generalised variables with value types: http://t.co/wgIDdyuT89 (the whole blog is excellent)
Related Posts
I've been using "Expected Int, but got String" for my type error messages, but I've been wondering if I could do better.
"Expected Int here, but this value has type String" or "This expression requires Int, but the value is String".
Do you have a favourite?
The Matter protocol is excellent for puns.
"Does it Matter? It doesn't Matter."
@MekahimeAkari @lifning "C makes it easy to shoot yourself in the foot; C++ makes it harder, but when you do it blows your whole leg off". -- Real Stroustrup quote, 1986