%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%                    Generic LaTeX Template                        %%
%%          http://zs.freeshell.org/latexgeneric.tex.txt            %%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Note: Usage examples are preceded by double-% below

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% DOCUMENT CLASS:
\documentclass[11pt,a4paper,oneside]{article} % [10pt,11pt,12pt,a4paper,letterpaper,oneside,twoside,twocolumn]{article,report,book,letter}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% GENERAL-PURPOSE VARIABLES:
\newcommand\setvar[2]{\def#1{#2}}
\newcommand\getvar[1]{{#1}}
%% \setvar{\doctitle}{Report 123} % assign a value to a variable
%% \getvar{\doctitle}             % retrieve the value of a variable

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% PAGE MARGINS (ensure this is first package to load):
\usepackage[left=1in,right=1in,top=.6in,bottom=0.6in,includehead,includefoot]{geometry} %[left=,right=,top=,bottom=,nohead,includehead,nofoot,includefoot]

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% TYPEFACES, FONTS & SYMBOLS:
\usepackage{mathptmx} %[scaled=0.95]{mathptmx,mathpazo,helvet,avant,courier,chancery,bookman,newcent,utopia,charter,pifont}

% Descriptive names for typefaces:
\def\tfAvantGarde{pag}
\def\tfBookman{pbk}
\def\tfCharter{bch}
\def\tfCourier{pcr}
\def\tfHelvetica{phv}
\def\tfNewCenturySchoolbook{pnc}
\def\tfPalatino{ppl}
\def\tfPalatinoSmallCaps{pplx}
\def\tfPalatinoSmallCapsOldDigits{pplj}
\def\tfTimes{ptm}
\def\tfZapfChancery{pzc}
\def\tfUtopia{put}
\def\tfSymbol{psy}
\def\tfZapfDingbats{pzd}
\newcommand\setrm[1]{\renewcommand{\rmdefault}{#1}} % roman typeface
\newcommand\setsf[1]{\renewcommand{\sfdefault}{#1}} % san serif typeface
\newcommand\settt[1]{\renewcommand{\ttdefault}{#1}} % typewriter typeface
%% \setrm{\tfPalatino} % set the roman typeface to Palatino
%% \settt{\tfCourier}  % set the typewriter typeface to Courier

% Change footnote symbols to *, dags, etc:
\renewcommand{\thefootnote}{\fnsymbol{footnote}}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% MATH:
\usepackage{amsmath,amssymb,amstext}

% Equations:
\newcommand{\eqnl}[1]{\begin{equation*}{#1}\end{equation*}} % use \tag{4.2a} to assign an explicit reference
\newcommand{\eq}[2]{\begin{equation}\label{#1}{#2}\end{equation}}
\renewcommand{\eqref}[1]{(\ref{#1})}
%% \eqnl{F_n=F_{n-1}+F_{n-2}}     % insert equation without a label
%% \eq{fibo}{F_n=F_{n-1}+F_{n-2}} % insert equation and assigns it a label
%% \eqref{fibo}                   % cite the equation

% Multi-line equations:
\newenvironment{meqn}{\begin{array}{rrcl}}{\end{array}}
\newcommand{\meqnline}[4]{\displaystyle{#1}&\displaystyle{#2}&\displaystyle{#3}&\displaystyle{#4}\\}
%% \begin{meqn}
%% \meqnline{           }{3x}{=}{2x+1}
%% \meqnline{\Rightarrow}{ x}{=}{   1}
%% \end{meqn}

% Multi-case expressions:
\newenvironment{mcase}{\left\{\begin{array}{ll}}{\end{array}\right.}
\newcommand{\mcaseline}[2]{\displaystyle{#1}&\displaystyle\quad{#2}\\}
%% \begin{mcase}
%% \mcaseline{ x}{x \geq 0}
%% \mcaseline{-x}{x   <  0}
%% \end{mcase}

% Matrices:
\newcommand{\onebytwo}[2]{\ensuremath{\left[\begin{array}{cc}{#1}&{#2}\end{array}\right]}}
\newcommand{\twobyone}[2]{\ensuremath{\left[\begin{array}{c}{#1}\\{#2}\end{array}\right]}}
\newcommand{\twobytwo}[4]{\ensuremath{\left[\begin{array}{cc}{#1}&{#2}\\{#3}&{#4}\end{array}\right]}}
%% \twobytwo{1}{0}{0}{1} % insert the identity matrix

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% HEADERS, FOOTERS AND PAGE NUMBERS:
\pagestyle{plain} %{plain,empty,headings,myheadings}

\usepackage{fancyhdr}
\pagestyle{fancy}
\fancyhf{}
\renewcommand{\headrulewidth}{0pt}
\renewcommand{\footrulewidth}{0pt}
\fancyhead[LO]{\scriptsize{Left-Odd}}
\fancyhead[CO]{\scriptsize{Center-Odd}}
\fancyhead[RO]{\scriptsize{Right-Odd}}
\fancyfoot[CO]{\small{\thepage}}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% COLORS:
\usepackage[usenames]{color}
%% \definecolor{MyDarkBlue}{rgb}{0,0.08,0.45}
%% {\color{MyDarkBlue}This text is dark blue}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% GRAPHICS AND FIGURES:
\usepackage{graphicx}
\newcommand{\myfig}[4]{\begin{figure}[ht]\centering\includegraphics[#4]{#1}\caption{#3\label{#2}}\end{figure}}
%% \myfig{mypic.png}{fig:mypic}{This is My Picture}{width=\textwidth}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% SOURCE CODE:
\newcommand{\mysourcecode}[1]{\begin{framed}\textbf{\textsf{#1}}\hrule\small\vspace{-.5em}\verbatiminput{#1}\vspace{-.5em}\end{framed}}
%% \mysourcecode{helloworld.c}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% TABLES:
\usepackage{multicol}
\usepackage{multirow}
\usepackage{tabularx}
\renewcommand\arraystretch{1.2} %default=1.0
\setlength{\extrarowheight}{1.1mm}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% PARAGRAPHS:
\setlength{\parskip}{0.5ex plus 0.2ex minus 0.2ex}
\setlength{\parindent}{3ex}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% INDENTATION:
\renewenvironment{indent}
    {\begin{list}{}
    {\setlength{\topsep}{0em}
    \setlength{\leftmargin}{2em}
    \setlength{\rightmargin}{0em}
    \setlength{\listparindent}{0em}
    \setlength{\itemindent}{0em}
    \setlength{\parsep}{1em plus 0.5em}}
    \item}{\end{list}}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% DATE AND TIME:
\usepackage{datetime}
\def\datetimestamp{\the\year-\the\month-\the\day~(\shortdayofweekname{\day}{\month}{\year})~\ampmtime}

\usepackage{ifthen}
\newcommand{\longmonth}[1]{%
\ifthenelse{\equal{#1}{1}}{January}{}\ifthenelse{\equal{#1}{2}}{February}{}\ifthenelse{\equal{#1}{3}}{March}{}%
\ifthenelse{\equal{#1}{4}}{April}{}\ifthenelse{\equal{#1}{5}}{May}{}\ifthenelse{\equal{#1}{6}}{June}{}%
\ifthenelse{\equal{#1}{7}}{July}{}\ifthenelse{\equal{#1}{8}}{August}{}\ifthenelse{\equal{#1}{9}}{September}{}%
\ifthenelse{\equal{#1}{10}}{October}{}\ifthenelse{\equal{#1}{11}}{November}{}\ifthenelse{\equal{#1}{12}}{December}{}}
\newcommand{\shortmonth}[1]{%
\ifthenelse{\equal{#1}{1}}{Jan}{}\ifthenelse{\equal{#1}{2}}{Feb}{}\ifthenelse{\equal{#1}{3}}{Mar}{}%
\ifthenelse{\equal{#1}{4}}{Apr}{}\ifthenelse{\equal{#1}{5}}{May}{}\ifthenelse{\equal{#1}{6}}{Jun}{}%
\ifthenelse{\equal{#1}{7}}{Jul}{}\ifthenelse{\equal{#1}{8}}{Aug}{}\ifthenelse{\equal{#1}{9}}{Sep}{}%
\ifthenelse{\equal{#1}{10}}{Oct}{}\ifthenelse{\equal{#1}{11}}{Nov}{}\ifthenelse{\equal{#1}{12}}{Dec}{}}
%% \longmonth{1}   % insert "January"
%% \shortmonth{1}  % insert "Jan"

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% PDF BOOKMARKS AND METADATA (ensure this is last package to load):
\usepackage[bookmarks,
    bookmarksnumbered=false,
    bookmarksopen=false,
    bookmarksopenlevel={},
    bookmarkstype={},
    pdfpagemode={}, % None, UseOutlines, UseThumbs, FullScreen
    unicode=false,
    pdftitle={},
    pdfauthor={},
    pdfsubject={},
    pdfcreator={},
    pdfproducer={},
    pdfkeywords={},
    pdfpagemode=None,
    pdfstartview=FitH, % FitH, FitV, FitB, FitBH, FitBV
    breaklinks=false,
    colorlinks=true,
    linkcolor=red,     % normal internal links
    anchorcolor=black, % for anchor text
    citecolor=green,   % bibliographical citations in text
    filecolor=magenta, % URLs which open local files
    menucolor=red,     % Acrobat menu items
    pagecolor=red,     % links to other pages
    urlcolor=blue]{hyperref}
%% \href{mailto:abc@email.com?subject=Hello\%20World}{abc@email.com}  % insert a hyperlink

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% MISCELLANEOUS SHORTCUTS:
\def\ssdB{\mathrm{dB}}
\def\ds{\displaystyle}
\renewcommand{\vec}[1]{\mathbf{#1}}
\newcommand{\defeq}[0]{\mathrel{\mathop:}=}


%%%%%%%%%%%%%%%%%%%%%%%%%
%% THE ACTUAL DOCUMENT %%
%%%%%%%%%%%%%%%%%%%%%%%%%
\begin{document}

Hello World!

\end{document}