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function		[dip, p_value, xlow,xup]=HartigansDipSignifTest(xpdf,nboot)

%  function		[dip,p_value,xlow,xup]=HartigansDipSignifTest(xpdf,nboot)
%
% calculates Hartigan's DIP statistic and its significance for the empirical p.d.f  XPDF (vector of sample values)
% This routine calls the matlab routine 'HartigansDipTest' that actually calculates the DIP
% NBOOT is the user-supplied sample size of boot-strap
% Code by F. Mechler (27 August 2002)

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# a simple list of UNIX / shell commands to download the Shakespeare play "King
# Richard III" in text format and do a quick demo of text commands.
#
# it uses the command curl to download and grep, tr, wc sort, unique etc.
#

# make a temporary directory somewhere
cd ~
mkdir grepdemo
cd ~/grepdemo

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# assuming you are on OSX / similar and have pandoc installed

if [[  -z `which pandoc` ]]; then 
  echo "uhoh.."; 
  echo "consider running: brew install pandoc";
  exit 1;
fi

# given a markdown document "notes.md" that you want to convert to PDF
# -f FROM

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# example julia code to explain a few important concepts
# - originally run in a jupyter notebook

using PyPlot
using Distributions

# if you get an error with these first two, you might have to
# Pkg.add("PyPlot")
# Pkg.add("Distributions")

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% example of how to automate / "mail merge" some
%
% e.g. create a multipage PDF document in which only specific things are 
% changed on each page (certificates, thank you notes, etc)
%
% to split PDFs, can use a Terminal command (pdftk) or similar 
%
% ds 2016-02-20

\documentclass[12pt]{article}

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#! /usr/bin/env R
#
# textmine shakespeare's richard iii - turn it into a wordcloud with R
#
# 2016/12/24 - ds

# make sure you have necessary packages
# packages = c("tm", "wordcould")

library(wordcloud)

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# so you can use bash shell niceties when running R.
R CMD BATCH theRScriptYouWantToRun.R

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# when downloading from moodle, filenames (incl. zip files) have annoying white spaces in them
#
# ds 201701

#filetype, e.g.
ending=.zip

# loop through
for i in *${ending}; do
    # make a new filename without blanks

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# using pdfjam to turn smaller files into 2-up, A4.
#
# as seen on: http://superuser.com/questions/366490/how-to-merge-multiple-pdf-files-onto-one-page-with-pdftk
#
# brew install homebrew/tex/pdfjam

# the 2017-2-ta.tex file uses the \foreach construct from \usepackage{tikz} 
# which allows
# \def\mylist{info/something else/a third thing, 
#             info/something else/yet another thing}

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%% introduction to gramm
%
% ds 20170309
%
% the following is adapted from the website for GRAMM
% https://github.com/piermorel/gramm

clear all
close all