$ cheat datamapper
DataMapper, the ruby object relational mapper website: http://www.datamapper.org git: git://github.com/sam/dm-core.git mail: http://groups.google.com/group/datamapper wiki: http://github.com/sam/dm-core/wikis now: http://www.twitter.com/datamapper Setting up a Connection DataMapper.setup(:default, "adapter://user:password@hostname/dbname") supported adapters: mysql, sqlite3, postgres, sqli
DataMapper を使ㆠ(Valication) - KrdLab's blog
http://d.hatena.ne.jp/KrdLab/20090503/1241331627 ã®è£œè¶³ï¼Ž 今回㯠Validation ã«ã¤ã„ã¦ã§ã™ï¼Ž 一部ã®ã‚µãƒ³ãƒ—ルã¯å…¬å¼ã‚µã‚¤ãƒˆã‹ã‚‰æ‹å€Ÿã—ã¦ã„ã¾ã™ï¼Ž http://datamapper.org/doku.php?id=docs:validations ã¯ã˜ã‚ã« Validation を使ã†ã«ã¯ï¼Œã¾ãš require ã™ã‚‹ï¼Ž require 'dm-validations' Validation 指定 validates_present 空ã§ãªã„ã‹ã©ã†ã‹ validates_absent 空ã‹ã©ã†ã‹ validates_is_accepted ？ validates_is_confirmed ？ validates_format 指定ã•ã‚ŒãŸãƒ•ã‚©ãƒ¼ãƒžãƒƒãƒˆã«å¾“ã†ã‹ã©ã†ã‹ validates_length 指定ã•ã‚ŒãŸæ¡ä»¶ã®é•·ã•ã‚’満ãŸã™ã‹ vali
Autonomous Machine » Using will_paginate with DataMapper and Sinatra
Yes, it can be done. But not using prebuilt gems, since we need to use the agnostic branch of the will paginate repository for DataMapper support. Here's what I did to install the necessary version of will_paginate: git clone git://github.com/mislav/will_paginate.git cd will_paginate git checkout --track -b agnostic origin/agnostic # check out agnostic branch gem build will_paginate.gemspec # buil
DataMapper を使ㆠ(Associations) - KrdLab's blog
目次 has n and belongs_to (One-To-Many) has n, :through (One-To-Many-Through) ã“ã“ã§ã¡ã‚‡ã£ã¨è£œè¶³ has, and belongs to, many (Or Many-To-Many) Self-Referential Has, and belongs to, many Adding To Associations Removing From Associations Customizing Associations Adding Conditions to Associations Finders off Associations å‚ç…§æƒ…å ± ã¯ã˜ã‚ã« ã“ã“ã§ã„ㆠAssociation ã¨ã¯ï¼Œãƒ†ãƒ¼ãƒ–ル (DataMapper ã®å ´åˆã¯ãƒ¢ãƒ‡ãƒ«) é–“ã®é–¢é€£æ€§ã‚’示ã—ã¾ã™ï¼Žä¾‹ãˆã°ï¼ŒBlog ã®è¨˜äº‹ (Post モデル) ã¯
1
リリースã€éšœå®³æƒ…å ±ãªã©ã®ã‚µãƒ¼ãƒ“スã®ãŠçŸ¥ã‚‰ã›
最新ã®äººæ°—エントリーã®é…ä¿¡
処ç†ã‚’実行ä¸ã§ã™
j次ã®ãƒ–ックマーク
kå‰ã®ãƒ–ックマーク
lã‚ã¨ã§èªã‚€
eコメント一覧を開ã
oページを開ã
{{#tags}}- {{label}}
{{/tags}}