brendano

/////////////////////////////////////////
//   Sample for Embedding C++ into R   //
/////////////////////////////////////////
//
// I keep forgetting how to do this so here's an example.  
// If you're willing to use R's most primitive FFI interface, 
// things are incredibly simple and easy to get going.
//      -Brendan O'Connor (brenocon@gmail.com)
//
// Compile with, e.g. on mac:  

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#!/usr/bin/env ruby

# jsontidy

# POSSIBLE USAGE
# [[Shell]]      cat data.json | jsontidy
# [[TextMate]]  Cmd-A Cmd-Opt-R jsontidy
# [[Vim]        :%!jsontidy

# alternate implementation:  python -m simplejson.tool

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#!/usr/bin/env ruby
# imageopen - # for mac, commandline open an image file without needing an extension, recognition via imagemagick
# brenocon@gmail.com (brendan o'connor)



require 'fileutils'

f = ARGV[0]
type = %x[identify #{f}].split[1].downcase

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#!/usr/bin/env perl

while (<>) {
  s/&/&amp;/g;
  s/</&lt;/g;
  s/>/&gt;/g;
  print $_;
}

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#!/usr/bin/env perl

while(<>) {
  s/&lt;/</g;
  s/&gt;/>/g;
  s/&amp;/&/g;
  print $_;
}

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#!/usr/bin/env ruby
# USAGE:  ps wwaux | grep badprocess | pskill
# Like awk '{print $2}' | xargs kill, except somewhat smarter

class Array
  def map_if(&b)
    map(&b).select{|x| x}
  end
end

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require 'cgi'
# trying to make cgi.rb suck a tad bit less.
# the main thing I care about is clean, error-free parameter input.
# brendan o'connor (brenocon@gmail.com)

class MyCGI < CGI
  def initialize
    super("html3")
    @converted_opts = {}
  end

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#!/usr/bin/env ruby
# Parse a data table from pollster.com
# Get data via copy-and-paste from http://www.pollster.com/polls/us/08-us-pres-ge-mvo.php
# yields a messy tab-separated thingamajigger (i'm using firefox 3 on mac)
# This script normalizes, in an R-friendly way

require 'date'

def numclean(x)
  x =~ /^-$/  ?  "NA"  :  x.to_i

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<?
/**
 * *** THIS NEEDS TO BE EDITED FOR A NEW INSTALLATION ***
 *
 * this is supposed to be called as e.g. 
 *   http://anyall.org/blog/blogger/http://socialscienceplusplus.blogspot.com/2008/10/mydebatesorg-and-poten
tially-coolest.html 
 * and then redirect to e.g. 
 *   http://anyall.org/blog/2008/10/mydebatesorg-online-polling-and-potentially-the-coolest-question-corpus-
ever/

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load '~/.irbrc'     # dotfiles.org/~brendano/.irbrc
require 'hpricot'
sites=[]
for url in [
  "http://www.alexa.com/site/ds/top_sites?ts_mode=lang〈=en"]

  h = Hpricot open(url).read
  sites += (h/'h3'/'a').map{|x| x['href']}
end