Useful LaTex codes

gistfile1.tex

%%%%%%% (1) ADDING HQ IMAGES TO LatexPDF %%%%%%

% The best ways I have found are through PDF or EPS formats (i.e. vector formats)
% Avoid bitmaps.
% NEVER WORK IN MS POWERPOINT! Can't export .EPS formats, only horrible bitmaps. Use OPEN OFFICE instead.

\usepackage{epstopdf}

%%%%%%% (2) SUBSCRIPT AND SUPERSCRIPT TOGETHER %%%%%%%

\documentclass{article}
\usepackage{fixltx2e}
\usepackage{xcolor}
\def\SPSB#1#2{\rlap{\textsuperscript{\textcolor{red}{#1}}}\SB{#2}}
\def\SP#1{\textsuperscript{\textcolor{red}{#1}}}
\def\SB#1{\textsubscript{\textcolor{blue}{#1}}}

\begin{document}
\huge
sometext\SPSB{1}{2} more text

sometext\SP{1} more\SB{2} text\SP{1}

\end{document}

%%%%%%%%% MARGINS ADJUSTMENT CHEAT %%%%%%%%%

% ref. http://marasingha.blogspot.co.uk/2006/02/simple-margin-adjustment-in-latex.html

\addtolength{\textwidth}{ain}
\addtolength{\hoffset}{-bin}
\addtolength{\textheight}{cin}
\addtolength{\voffset}{-cin}