Just to add something relevant (and maybe useful) to the discussion the degree symbol ° is 0248. It is handy at times.
How did I miss this?Em-dash is the bestalthough youth_cycler will probably come in here and tell me that's actually an en-dash. And that I used it incorrectly.
His use of a dash there is fine, because it can be used to indicate a jump in thought when one feels that a comma is too weak. Weak sounds like a funny way to put it, but punctuation is often dependent on how to you want to emphasize things when you join two independent clauses, for example, you can usually use a semicolon, parentheses, or a dash, and your choice just depends on how strong and formal you want the separation to be.I think you should have used a comma. My understanding is that an em-dash is used to insert a related comment within a sentence as an alternative to parenthesis. I've seen it used in books when the speaker gets interrupted, also.
Yes - though I more commonly see it written !=
It's a can't-be-bothered-to-find-the-shortcut-for-≠-alternative.