dfeng

from numpy import *

# The Matrix!
x = matrix([
[1,6,0,0,0,0],
[1,1,5,0,0,0],
[1,1,1,4,0,0],
[1,1,1,1,3,0],
[1,1,1,1,1,2],
[1,1,1,1,1,1],

dfeng

# Source: http://stackoverflow.com/questions/11671731/in-r-how-can-i-make-a-running-count-of-runs

x <- data.frame(end.group=c(0,0,1,0,0,1,1,0,0,0,1,1,1,0,1))
# create groups
x$group <- rev(cumsum(rev(x$end.group)))
# re-number groups from smallest to largest
x$group <- abs(x$group-max(x$group)-1)
x$group.count <- ave(x$end.group, x$group, FUN=seq_along)

# Even Better: http://stackoverflow.com/questions/9961700/how-to-partition-when-ranking-on-a-particular-column

dfeng

marriage is a long-term contract
and if u put it in nominal terms
by eating recklessly, 
he is shortening the benefits of this contract

dfeng

from collections import defaultdict
class Lint(defaultdict):
  def __init__(self, item):
    super(Lint, self).__init__(int)
    if isinstance(item, int) or isinstance(item, long):
      st = str(item)[::-1]
      d = {i: int(st[i]) for i in xrange(len(st))}
    elif isinstance(item, dict):
      d = item
    else:

dfeng

# Start R Grading Helper

#  ==========================
#  ===  Global Variables  ===
#  ==========================

folder <- "/Users/dfeng/Downloads/Grading"
roster_filename <- "ml_roster.csv"
grade_filename <- "ml_hw.csv"

dfeng

\documentclass{article}
\usepackage[pdftex,active,tightpage]{preview}
\setlength\PreviewBorder{2mm}
\usepackage{tikz}
\usetikzlibrary{positioning, calc}
% \usepackage[minionint, loosequotes, swash]{MinionPro}
% \usepackage{lmodern}
\renewcommand{\familydefault}{\sfdefault}
 
\begin{document}

dfeng

@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document domain('reddit.com') {
body{
  background:#1a1a1a;
  color:#ddd
}

.comment .usertext .md p>a:visited,.md a,.res.res-nightmode .tagline a,a,h2 a:visited{
  color:#3498db;

dfeng

function gists() {
  /usr/local/bin/gist $1 | sed s/gist.github/rawgit/ | sed s/.com/.com\\\/dfeng/ | sed -e "s/$/\\/raw\/$1/"
}

dfeng

@namespace url(http://www.w3.org/1999/xhtml);
@-moz-document url-prefix("about:reader");
#reader-toolbar,#reader-toolbar .button:not(:hover) {
  background-color:transparent !important;
  border:none!important;
}
#reader-toolbar:not(:hover)>*:not([open]){
  visibility:hidden;
}

dfeng

#main-window .tab-close-button { display:none!important; }
#tabbrowser-tabs ~ #alltabs-button { display:none!important; }

.tabbrowser-tabs[treestyletab-mode="vertical"]
  .tabbrowser-arrowscrollbox > scrollbox {
  overflow-y: hidden !important;
}

/*.tabbrowser-tabs[treestyletab-mode="vertical"]
  .tabbrowser-tab {