3.46.2 Greatest hits from previous weeks

Greatest hits from previous weeks:

3.46.2.1 How does one insert a backslash or a tilde (~) into LaTeX?

https://tex.stackexchange.com/questions/9363/how-does-one-insert-a-backslash-or-a-tilde-into-latex

How does one insert a "\" (backslash) into the text of a LaTeX document? 
And how does one insert a "~" (tilde)? (If you insert \~, it will give you a tilde as an accent over the following letter.) 
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- asked by Brian M. Hunt (628 votes), answered by Jouni K. SeppA~\[Currency]nen (622 votes)

3.46.2.2 Is there a way to slightly shrink a table, including font size, to fit within the column boundaries?

https://tex.stackexchange.com/questions/10863/is-there-a-way-to-slightly-shrink-a-table-including-font-size-to-fit-within-th

I have a table that is just a little too wide for a 3.33" column. Is there a way to simply shrink the table a little to make it fit? I'm OK if the 10pt font becomes 9pt-something. Here is an example. 
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- asked by Nathan Farrington (87 votes), answered by Martin Scharrer (129 votes)