2009-12-01ã‹ã‚‰1ãƒ¶æœˆé–“ã®è¨˜äº‹ä¸€è¦§

2009-12-02

ãƒ¡ã‚½ãƒƒãƒ‰ã§ã‚„ã£ã¡ã‚ƒã£ãŸè©±

ruby

æ˜”ã®ã‚¢ãƒ—ãƒªã®DBã«ActiveRecordã§ç¹‹ã’ã‚‹å¿…è¦ãŒã§ãŸã®ã§ ãƒ—ãƒ©ã‚¤ãƒžãƒªã‚ãƒ¼ã®åå‰ã‚’å¤‰æ›´ã™ã‚‹set_primary_keyã¨ã„ã†ãƒ¡ã‚½ãƒƒãƒ‰ã‚’ä½¿ã„ã¾ã—ãŸã€‚ ãã—ãŸã‚‰å‹•ã‹ãªã„ã€‚ã€‚idã¯ãªã„åˆ—ã§ã™ã¨ã§ã‚‹ã€‚ ãªã‚“ã§ã ã‚ã€‚ã€‚ Railsãƒ¬ã‚·ãƒ”ã®é€šã‚Šã«æ›¸ã„ã¦ãŸã®ã«ã€‚ ï¼ˆé–“é•ã„ç‰ˆï¼‰ set_primaâ€¦

odeã®é–‹ç™ºãƒ¡ãƒ¢æ—¥è¨˜

ãƒ—ãƒã‚°ãƒ©ãƒžãƒ¼ã‚„ã£ã¦ã¾ã™ã€‚ä»Šã¾ã§ã®é“ã®ã‚Š ãƒã‚±ã‚³ãƒ³basicâ†’C(DirectX5 ãƒãƒƒãƒˆã‚„ã‚ã†ãœ)â†’Perl(ã¡ã‚‡ã‚ã£ã¨)â†’Javaâ†’C#â†’Rubyâ†’Android(Java)

2009-12-01ã‹ã‚‰1ãƒ¶æœˆé–“ã®è¨˜äº‹ä¸€è¦§

set_primary_keyã§ã¯ã¾ã£ãŸã€‚ã¨ã„ã†ã‹Railsãƒ¬ã‚·ãƒ”ã®ã‚ã»ãƒ¼ã€‚setç³»ãƒ¡ã‚½ãƒƒãƒ‰ã§ã‚„ã£ã¡ã‚ƒã£ãŸè©±

2009-12-01ã‹ã‚‰1ãƒ¶æœˆé–“ã®è¨˜äº‹ä¸€è¦§

set_primary_keyã§ã¯ã¾ã£ãŸã€‚ã¨ã„ã†ã‹Railsãƒ¬ã‚·ãƒ”ã®ã‚ã»ãƒ¼ã€‚setç³»ãƒ¡ã‚½ãƒƒãƒ‰ã§ã‚„ã£ã¡ã‚ƒã£ãŸè©±

2009-12-01ã‹ã‚‰1ãƒ¶æœˆé–“ã®è¨˜äº‹ä¸€è¦§

set_primary_keyã§ã¯ã¾ã£ãŸã€‚ã¨ã„ã†ã‹Railsãƒ¬ã‚·ãƒ”ã®ã‚ã»ãƒ¼ã€‚setç³»ãƒ¡ã‚½ãƒƒãƒ‰ã§ã‚„ã£ã¡ã‚ƒã£ãŸè©±