2.26.2 Greatest hits from previous weeks

Greatest hits from previous weeks:

2.26.2.1 Superscript outside math mode

http://tex.stackexchange.com/questions/47324/superscript-outside-math-mode

What is the easiest way to superscript text outside of math mode? 
For example, let's say I want to write the $n^{th}$ element, but without the math mode's automatic italicization of the th.  And what  ...
 

- asked by jamaicanworm (187 votes), answered by Werner (264 votes)

2.26.2.2 inputenc Error: Unicode char \u8: not set up for use with LaTeX

http://tex.stackexchange.com/questions/83440/inputenc-error-unicode-char-u8-not-set-up-for-use-with-latex

This is with ref to my previous question Package clash in multilingual report. 
\documentclass[11pt,table,a4paper]{article} 
\usepackage{lmodern} 
\usepackage[utf8]{inputenc} 
\usepackage[T1]{fontenc} 
...
 

- asked by Manish (65 votes), answered by egreg (56 votes)