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> db.dropDatabase();
{ "dropped" : "test", "ok" : 1 }
> 
> // These points are one degree apart, which (according to Google Maps) is about 110 km apart
> // at this point on the Earth.
> db.points.insert({location: [-122, 37]});
> db.points.insert({location: [-122, 38]});
> db.points.ensureIndex({location:"2d"});
>
>

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#!/usr/bin/env python
import sys
import os
import os.path

for a in sys.argv[1:]:
    for root, dirs, files in os.walk(a):
        for f in files:
            if f.startswith(':2e_') or f.startswith('._') or f.endswith('~') or f == '.DS_Store':
                print "rm %r" % os.path.join(root, f)

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(function(){
  var promptURL=function (url){
    window.prompt("Copy short URL to clipboard:",url);
  };
  var links=document.getElementsByTagName('link');
  for(var i=0;i<links.length;i++){
    var tag=links[i];
    if(tag.getAttribute('rel')=='shorturl' || tag.getAttribute('rel')=='shortlink' || tag.getAttribute('id')=='shorturl' || tag.getAttribute('id')=='shortlink'){
      promptURL(tag.getAttribute('href'));
      return;

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class Foo(object):
    def foo(arg):
        pass
        # comment

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class ImmutableDict(dict):
    def __setitem__(self, key, value):
        raise TypeError("%r object does not support item assignment" % type(self).__name__)

    def __delitem__(self, key):
        raise TypeError("%r object does not support item deletion" % type(self).__name__)

    def __getattribute__(self, attribute):
        if attribute in ('clear', 'update', 'pop', 'popitem', 'setdefault'):
            raise AttributeError("%r object has no attribute %r" % (type(self).__name__, attribute))

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def elapsed_time(start, end):
    """
    >>> from datetime import datetime
    >>> elapsed_time(datetime(2000, 1, 1), datetime(2000, 1, 1, 20, 15))
    '20 hours, and 15 minutes'
    >>> elapsed_time(datetime(2000, 1, 1), datetime(2000, 1, 1, 0, 1))
    '1 minute'
    >>> elapsed_time(datetime(2000, 1, 1), datetime(2000, 1, 2, 0, 1))
    '1 day, and 1 minute'
    >>> elapsed_time(datetime(2000, 1, 1), datetime(2000, 1, 2, 2, 3, 4))

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#!/bin/bash

mybasename=`basename $0`
if [ ! -e .git/hooks/${mybasename} ] ; then
    ln -s ../../git-hooks/${mybasename} .git/hooks/${mybasename}
fi

set_traces=`git diff --cached -Gpdb\.set_trace\(\) | grep '^\+'`

if [ ! -z "$set_traces" ] ; then

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# Use Mac OS X's print dialog instead of Chrome's idiotic print dialog
defaults write com.google.Chrome NSUserKeyEquivalents -dict-add 'Print Using System Dialog...' '@p' 'Print...' '~@p'

# Prevent Chrome from automatically deciding you want search results in German instead of English
find ~/Library/Application\ Support/Google/Chrome -name Preferences -print0 | xargs -0 perl -pi.bak -e 's{_google_url": "http://www.google.de/",}{_google_url": "http://www.google.com/",}g;'

# Add Quit menu item to Finder
defaults write com.apple.finder QuitMenuItem -bool yes

# Change Preview to default to "Single Page" view

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/* Extend jQuery with functions for PUT and DELETE requests. */
/* Based on http://homework.nwsnet.de/news/9132_put-and-delete-with-jquery */

(function(){
  function _ajax_request(url, data, callback, type, method) {
    if (jQuery.isFunction(data)) {
      callback = data;
      data = {};
    }
    return jQuery.ajax({

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# Find ack on the system (even if it's been installed as ack-grep (linux) or ack-5.12 (MacPorts) and set up aliases
if [ "`compgen -c ack`" ]; then
    ACK=`compgen -c ack | head -n 1`
    alias ack=${ACK}
    alias ackp="${ACK} --pager=less\ -R"
fi
# Note: this is not idempotent