http://rubykaigi.org/2015 12/11ï¼éï¼ããå§ã¾ã£ã RubyKaigi 2015 ã« 3 æ¥éåå ãã¦ãã¾ããã 1 æ¥ç®ã¯èªå® ãåºãæã¯å°é¨ã§ãæ±éåº§é§ ã«çãããæ´é¢¨é¨ã ä¼å ´ã«çãããå¿«æ´ã¨ãæ±çã¨ã¯ãªãã¨ãã¼ããªå ´æãã¨ç²å´å°æ æ±ãã©ãã©ã§å§ã¾ãã¾ããã 以ä¸ãèªåç¨ã®ã¡ã¢ã§ãã Keynote by @yukihiro_matz â» TODO: è³æããããªãå ¬éããããããã«è²¼ã Did-you-mean æ©è½ ééãããæ示ãã¦ãããæ©è½ Enumerable#grep_v Hash#dig ã¯ä¾¿å©ãã frozen-string-literal: true ã¨ã³ã¡ã³ããæ¸ãã¨ãæååã freeze ããã &. Lonely operator && ã®å§ç¸®ã ããããªãã»ã©ä»ç解ããã https://github.com/matz/stree
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