PassiveRecord ã使ã£ã¦ã¿ãï¼ PassiveRecord ã¯ï¼ããã·ã¥ã ActiveRecord ã£ã½ãæ±ããããã«ãã¦ãããï¼è¦ ActiveRecordï¼ # ã³ãã³ãã©ã¤ã³ãã gem ã§ã¤ã³ã¹ãã¼ã« $ sudo gem install passiverecord # 使ãã¨ã㯠require require 'passive_record' ä»ååãããç°å¢ã§ã¯ ActiveRecord 㨠PassiveRecord ãä¸¡æ¹ require ããã Gem::Exception: can't activate activerecord (>= 0, = 1.15.3), already activated activerecord-2.0.2.9216] ã¨ã¨ã©ã¼ãåºãã®ã§ï¼ PassiveRecord ã ã require ããããã«ããï¼ ã¢ããªã®ä¸ã§ï¼ã»
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