Documented and tweaked the examples a bit.

examples/aaws.rb

@@ -6,17 +6,27 @@ config = YAML::load(File.read(File.join(ENV['HOME'], '.aaws')))
 module AAWS
   class Book
     include HTTParty
+    # sets the base url for each request
     base_uri 'http://ecs.amazonaws.com'
+    
+    # adds default parameters for each request
     default_params :Service => 'AWSECommerceService', :Operation => 'ItemSearch', :SearchIndex => 'Books'
+    
+    # parse xml automatically
     format :xml
     
     def initialize(key)
+      # update default params with amazon access key
       self.class.default_params :AWSAccessKeyId => key
     end
     
     def search(options={})
       raise ArgumentError, 'You must search for something' if options[:query].blank?
+      
+      # amazon uses camelized query params
       options[:query] = options[:query].inject({}) { |h, q| h[q[0].to_s.camelize] = q[1]; h }
+      
+      # make a request and return the items (NOTE: this doesn't handle errors at this point)
       self.class.get('/onca/xml', options)['ItemSearchResponse']['Items']
     end
   end

examples/delicious.rb

@@ -6,10 +6,14 @@ config = YAML::load(File.read(File.join(ENV['HOME'], '.delicious')))
 class Delicious
   include HTTParty
   
+  # sets the base url for each request
   base_uri 'https://api.del.icio.us/v1'
+  
+  # parse xml automatically
   format :xml
   
   def initialize(user, pass)
+    # set basic http authentication for all requests
     self.class.basic_auth(user, pass)
   end
   
@@ -19,6 +23,7 @@ class Delicious
   #   url (optional). Filter by this url.
   #   ie: posts(:query => {:tag => 'ruby'})
   def posts(options={})
+    # get posts and convert to structs so we can do .key instead of ['key'] with results
     self.class.get('/posts/get', options)['posts']['post'].map { |b| b.to_struct }
   end
   
@@ -30,8 +35,11 @@ class Delicious
   end
 end
 
-pp Delicious.new(config['username'], config['password']).posts
+delicious = Delicious.new(config['username'], config['password'])
 
-puts '', 'RECENT'
+pp delicious.posts(:query => {:tag => 'ruby'})
-pp Delicious.new(config['username'], config['password']).recent
+
+puts '', '*' * 50, ''
+
+pp delicious.recent
 

examples/twitter.rb

@@ -5,14 +5,19 @@ config = YAML::load(File.read(File.join(ENV['HOME'], '.twitter')))
 
 class Twitter
   include HTTParty
+  
+  # sets the base url for each request
   base_uri 'twitter.com'
   
   def initialize(user, pass)
+    # set basic http authentication for all requests
     self.class.basic_auth user, pass
   end
   
+  # which can be :friends, :user or :public
+  # options[:query] can be things like since, since_id, count, etc.
   def timeline(which=:friends, options={})
-    self.class.get("/statuses/#{which}_timeline.xml", options)['statuses'].map(&:to_struct)
+    self.class.get("/statuses/#{which}_timeline.xml", options)['statuses'].map { |s| s.to_struct }
   end
   
   def post(text)