Changeset 6420 for dan

Timestamp:

02/09/08 14:03:18 (10 months ago)

Author:

akio0911

Message:

coderepos/dan/ruby/akio0911/rails.rb add some lines

Files:

• dan/ruby/akio0911/rails.rb (modified) (1 diff)

dan/ruby/akio0911/rails.rb

@@ -422 +422 @@
 names = members.map(&:name)
 =end
+
+=begin
+require 'rubygems'
+require 'active_support'
+class Giant
+  delegate :work, :carry, :buy, :to=>"@nobit"
+end
+
+giant = Giant.new
+giant.work
+=end
+
+=begin
+require 'rubygems'
+require 'active_support'
+class HashAccess
+  delegate :[], :[]=, :to=>"(@option ||= {})"
+end
+
+hash = HashAccess.new
+hash[:a] = 1
+p hash[:a]
+=end
+
+=begin
+require 'rubygems'
+require 'active_record'
+class Item < ActiveRecord::Base
+  def name_column_information
+    self.class.columns["name"]
+  end
+end
+=end
+
+=begin
+require 'rubygems'
+require 'active_record'
+class Item < ActiveRecord::Base
+  delegate :columns, :to=>"self.class"
+
+  def name_column_information
+    columns["name"]
+  end
+end
+=end
+
+=begin
+require 'rubygems'
+require 'active_record'
+class Item < ActiveRecord::Base
+  def hello
+    self.class.logger.debug("Itemクラスのhello実行中")
+  end
+end
+=end
+
+=begin
+require 'rubygems'
+require 'active_record'
+class Item < ActiveRecord::Base
+  delegate :logger, :to=>"self.class"
+  delegate :debug, :to=>"self.class.logger"
+
+  def hello
+    logger.info("Itemクラスのhello実施中")
+    debug("現在の時刻: #{Time.now}")
+  end
+end
+=end
+
+=begin
+require 'rubygems'
+require 'active_record'
+class Parser
+  delegate :logger, :to=>"ActiveRecord::Base"
+
+  def execute
+    logger.debug("処理を開始します")
+  end
+end
+=end
+
+=begin
+member = Member.find(14)
+member[:address] = "東京都渋谷区"
+member.save
+=end
+
+=begin
+CREATE TABLE syslogs (
+  id       int(11)      NOT NULL auto_increment,
+  priority int(3),
+  message  varchar(256) default NULL
+=end
+
+=begin
+class Syslog < ActiveRecord::Base
+end
+=end
+
+=begin
+class Syslog < ActiveRecord::Base
+  set_primary_key :id
+  set_table_name :syslogs
+end
+=end
+
+=begin
+Syslog.colomn_names
+Syslog.columns.map(&:sql_type)
+Syslog.columns.map(&:klass)
+Syslog.columns_hash["priority"].number?
+=end
+
+=begin
+require 'rubygems'
+require 'active_support'
+p "Syslog".underscore # "syslog"
+p "Syslog".pluralize # "Syslogs"
+p "Syslog".underscore.pluralize # "syslogs"
+p "MaihaMan".underscore.pluralize # "maiha_men"
+=end
+
+=begin
+ActiveRecord::Base.pluralize_tabale_names = false
+=end
+
+=begin
+Rails::Initializer.run do |config|
+  config.active_record.pluralize_tabale_names = false
+end
+=end
+
+=begin
+p Member.table_name
+Member.pluralize_tabale_names  = false
+p Member.table_name
+=end
+
+=begin
+Member.reset_table_name
+p Member.table_name
+=end
+
+=begin
+INSERT INTO syslogs (message, priority) VALUES ('なにやらエラーです', 5);
+=end
+
+=begin
+syslog = Syslog.new
+syslog.message = 'なにやらエラーです'
+syslog.priority = 5
+syslog.save
+=end
+
+=begin
+SELECT * FROM syslogs;
+=end
+
+=begin
+Syslog.find(:all)
+=end
+
+=begin
+UPDATE syslogs SET priority = 4 WHERE id = 1;
+=end
+
+=begin
+Syslog.update(1, :priority=>4)
+=end
+
+=begin
+DELETE FROM syslogs WHERE id = 1;
+=end
+
+=begin
+Syslog.delete(1)
+=end
+
+=begin
+object = Syslog.new
+=end
+
+=begin
+object.class
+=end
+
+=begin
+syslog = Syslog.new
+syslog.priority
+syslog.message
+=end
+
+=begin
+syslog = Syslog.new
+syslog.priority = 1
+syslog.message = "ちょっと不具合"
+=end
+
+=begin
+p syslog.priority
+p syslog.message
+=end
+
+=begin
+p syslog["priority"]
+p syslog["Priority"]
+p syslog[:priority]
+p syslog[:priority] = 3
+
+for key in [:priority, :message]
+  p syslog[key]
+end
+=end
+
+=begin
+syslog = Syslog.new(:message=>"障害発生", :priority=>3)
+p syslog.priority
+p syslog.message
+=end
+
+=begin
+syslog.attributes
+=end
+
+=begin
+syslog = Syslog.new
+syslog.priority = 1
+syslog.message = "ちょこっと不具合"
+syslog.save
+=end
+
+=begin
+if syslog.save
+  puts "保存完了"
+  p syslog.id
+else
+  puts "エラー"
+  p syslog.id
+end
+=end
+
+=begin
+syslog.save!
+=end
+
+=begin
+Syslog.create(:priority=>1, :message=>"何か様子がヘンです")
+=end
+
+=begin
+syslog = Syslog.create(:message=>"エラーです")
+p syslog.new_record?
+p syslog.id
+
+syslog = Syslog.create(:message=>1)
+p syslog.new_record?
+p syslog.id
+=end
+
+=begin
+syslog = Syslog.find(3)
+p syslog.class
+p syslog.priority
+p syslog.message
+=end
+
+=begin
+syslogs = Syslog.find([1,3])
+syslogs = Syslog.find(1,3)
+
+syslogs.class # Array
+syslogs.size # 2
+syslogs[0].message
+syslogs[1].message
+=end
+
+=begin
+syslogs = syslog.find([3])
+p syslogs.class # Array
+p syslogs.size # 1
+p syslogs[0].message
+=end
+
+=begin
+syslog = Syslog.find(1)
+syslog.priority = 10
+if syslog.save
+  puts "更新が完了しました"
+else
+  puts "更新が失敗しました"
+end
+=end
+
+=begin
+syslog = Syslog.find(1)
+syslog.update_attribute(:priority, 10)
+=end
+
+=begin
+syslog = Syslog.find(1)
+syslog.update_attributes(:priority=>10, :message=>"緊急事態です")
+=end
+
+=begin
+Syslog.update(1, :priority=>10)
+=end
+
+=begin
+Syslog.update([1,2], [{ :priority=>10}, { :priority=>10}])
+=end
+
+=begin
+Syslog.update_all("priority = 10", "id = 1")
+=end
+
+=begin
+syslog = Syslog.find(1)
+p syslog.frozen? # false
+syslog.destroy
+
+syslog.frozen? # true
+syslog.priority # 1
+syslog.priority = 5 # TypeError
+=end
+
+=begin
+Syslog.delete(1)
+Syslog.delete([1,2,3])
+=end
+
+=begin
+Syslog.delete_all("id = 1")
+Syslog.delete_all("priority < 5 OR message IS NULL")
+=end
+
+=begin
+Syslog.destroy(1)
+=end
+
+=begin
+Syslog.destroy_all("priority IS NULL")
+=end
+
+=begin
+syslog = Syslog.find(:first)
+p syslog.id
+=end
+
+=begin
+syslogs = Syslog.find(:all)
+p syslogs.class
+p syslogs.size
+p syslogs[0].message
+p syslogs[1].message
+=end
+
+=begin
+# SELECT * FROM syslogs WHERE priority =5
+syslogs = Syslog.find(:all, :conditions=>"priority = 5")
+p syslogs.class # Array
+p syslogs.size # 2
+=end
+
+=begin
+# SELECT * FROM syslogs WHERE priority > 5 AND message = '緊急事態'
+syslogs = Syslog.find(:all, :conditions=>"priority > 5 AND message = '緊急事態'")
+p syslogs.class # Array
+p syslogs.size # 0
+=end
+
+=begin
+Syslog.find(:all, :conditions=>["priority = ?" , 5])
+# SELECT * FROM syslogs WHERE (priority = 5)
+=end
+
+=begin
+Syslog.find(:all, :conditions=>[":priority > ? AND message = ?", 5, '緊急事態'])
+# SELECT * FROM syslogs WHERE (priority > 5 AND message = '緊急事態')
+=end
+
+=begin
+where = "priority > :priority AND message = :message"
+values = { :priority => 5, :message => '緊急事態'}
+syslogs = Syslog.find(:all, :conditions=>[where, values])
+# SELECT * FROM syslogs WHERE (priority > 5 AND message = '緊急事態')
+=end
+
+=begin
+Syslog.find(:all, :conditions=>["priority IN (?)", [3,4,5]])
+# SELECT * FROM syslogs WHERE priority IN (3,4,5)
+=end
+
+=begin
+Syslog.find(:first, :order=>"id")
+# SELECT * FROM syslogs ORDER BY id LIMIT 1
+
+Syslog.find(:all, :order=>"priority DESC, id", :limit => 20)
+# SELECT * FROM syslogs ORDER BY priority DESC, id LIMIT 20
+=end
+