p2_i5_a1.js

1.js

var my_awesome_function = function() {
  return true;
}; 
my_awesome_function();

2.js

var my_lesser_function = my_awesome_function;

3.js

var start_streaming = function(db, endpoint, params) {
  Twitter.stream(endpoint, params, function(stream) {
    stream.on('data', function(data) {
      if(data.user && data.text) {
        db.collection('tweets', function(err, tweets_collection) {
          tweets_collection.insert(data);
        });
        db.collection('events', function(err, events_collection) {
        map_tweet_to_event(data, function(evt) {
          events_collection.insert(evt);
        });
      };
    });
  });
};

4.js

var stream_tweets = function(terms, callback) {
 endpoint = 'user'
 params = {'with': 'followings', 'track': terms};
 Twitter.stream(endpoint, params, function(stream) {
   stream.on('data', function(data) {
     if(data.user && data.text) {
       callback(data);
     }
   });
 });
};

var record_tweet = function(db) {
 return function(data) {
   db.collection('tweets', function(err, tweets_collection) {
     tweets_collection.insert(data);
   });
   db.collection('events', function(err, events_collection) {
     events_collection.insert(map_tweet_to_event(data));
   });
 }
};

5.js

things.sort {|a,b| a.age <=> b.age && a.sort_name <=> b.sort_name }

6.js

sort_by_age_then_name = Proc.new do | a, b | 
  a.age <=> b.age && a.sort_name <=> b.sort_name
end
things.sort(&sort_by_age_then_name)

7.js

words = []
file.readlines.each { |line| words << line.strip }

8.js

words = File.readlines('word_list').map(&:chomp)