Julia 1.7 ããã°ã©ãã³ã°èšèªã®ãªãªãŒã¹ãå ¬éããã髿§èœãåçåä»ãã®ãµããŒãã䞊åããã°ã©ãã³ã°çšã®çµã¿èŸŒã¿ããŒã«ãªã©ã®å質ãçµã¿åããããŠããŸãã Julia ã®æ§æã¯ MATLAB ã«è¿ããRuby ãš Lisp ããããã€ãã®èŠçŽ ãåçšããŠããŸãã æååæäœæ¹æ³ã¯ Perl ã圷圿ãšãããŸãã ãããžã§ã¯ã ã³ãŒã㯠MIT ã©ã€ã»ã³ã¹ã«åºã¥ããŠé åžãããŸãã
èšèªã®äž»ãªç¹åŸŽ:
- é«ãããã©ãŒãã³ã¹: ãããžã§ã¯ãã®éèŠãªç®æšã® XNUMX ã€ã¯ãC ããã°ã©ã ã«è¿ãããã©ãŒãã³ã¹ãéæããããšã§ãã Julia ã³ã³ãã€ã©ã¯ LLVM ãããžã§ã¯ãã®ææã«åºã¥ããŠãããå€ãã®ã¿ãŒã²ãã ãã©ãããã©ãŒã åãã«å¹ççãªãã€ãã£ã ãã·ã³ ã³ãŒããçæããŸãã
- ãªããžã§ã¯ãæåããã°ã©ãã³ã°ã颿°åããã°ã©ãã³ã°ã®èŠçŽ ãå«ããããŸããŸãªããã°ã©ãã³ã° ãã©ãã€ã ããµããŒãããŸãã æšæºã©ã€ãã©ãªã¯ãéåæ I/Oãããã»ã¹å¶åŸ¡ããã®ã³ã°ããããã¡ã€ãªã³ã°ãããã±ãŒãžç®¡çãªã©ã®æ©èœãæäŸããŸãã
- åçåä»ã: ãã®èšèªã§ã¯ãã¹ã¯ãªãã ããã°ã©ãã³ã°èšèªãšåæ§ã«ã倿°ã®åãæç€ºçã«å®çŸ©ããå¿ èŠããããŸããã ã€ã³ã¿ã©ã¯ãã£ãã¢ãŒãããµããŒããããŠããŸãã
- ã¿ã€ããæç€ºçã«æå®ãããªãã·ã§ã³ã®æ©èœã
- æ°å€èšç®ãç§åŠèšç®ãæ©æ¢°åŠç¿ãããŒã¿èŠèŠåã«æé©ãªæ§æã å€ãã®æ°å€ããŒã¿åãšèšç®ã®äžŠååã®ããã®ããŒã«ã®ãµããŒãã
- ã¬ã€ã€ãŒã远å ããã« C ã©ã€ãã©ãªãã颿°ãçŽæ¥åŒã³åºãæ©èœã
Julia 1.7 èšèªã®æ°æ©èœ:
- 倿¬¡å é åãäœæããããã®æ°ããæ§æãã»ãã³ãã³ã¯é åã®æ¬¡å ãåºåãããã«äœ¿çšãããã»ãã³ãã³ã®æ°ã¯ãµã€ãºã瀺ããŸããããšãã°ãã[A; B]ãå ã® 1 ã€ã®ã»ãã³ãã³ã¯ã1 次å ç® (1 次å é åã®åçŽæ¹å) ã®é£çµãæå³ããã[A;; B]ãã 2 次å ç® (è¡åã®æ°ããè¡ãšããŠæ°Žå¹³æ¹å) ã®é£çµãæå³ããã;;;ãã 3 ã€ã®ã»ãã³ãã³ã¯ã 3çªç®ãªã©ã
- æååãªãã©ã«å ã®è¡æ«ã®ããã¯ã¹ã©ãã·ã¥ (\) ã«ãã£ãŠãæ¹è¡æåãšã€ã³ãã³ããåé€ãããããã«ãªããŸãããããã䜿çšãããšãäœåãªæåã远å ããã«é·ãè¡ãè€æ°è¡ã®ã³ãŒãã«åå²ã§ããŸãã
- ã³ã³ãœãŒã« ã³ãã³ã ãªãã©ã« `cmd \âŠ` å ã®æ¹è¡ã®åã®ããã¯ã¹ã©ãã·ã¥ã¯ãåžžã«æ¹è¡ãåé€ããã·ãŒã±ã³ã¹ãé£ç¶ããæååãªãã©ã«ãšããŠè§£éããŸããã以åã¯çµæã¯æªå®çŸ©ã§ããã
- åŒã(; a, b) = xãã¯ãx ããå¥ã®å€æ° a ãš b ãäœæããŸãããã®æ§æã¯ããa = getproperty(x, :a); b = getproperty(x, :b)ããšåãã§ãã
- æ ¹å·èšå·ã«å¯ŸããŠæé»çãªä¹ç®ãèš±å¯ãããããã«ãªããŸãã (äŸ: xây ããã³ xây)ã
- è«çæŒç®åã&&ãããã³ã||ãããã.&&ãããã³ã||ãã®åœ¢åŒã§é åèŠçŽ ã«äœ¿çšã§ããããã«ãªããŸããã
- æŒç®å ⫪(U+2AEA, \Top, \downvDash) ãš â««(U+2AEB, \Bot, \upvDash, \indep) ãäºé æŒç®åãšããŠäœ¿çšã§ããããã«ãªããŸããã
- ããã©ã«ãå€ auto ã§ @inbounds ãã¯ããå¶åŸ¡ããããã® "--check-bounds=yes|no|auto" ãªãã·ã§ã³ã远å ããŸããã
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- ããã©ã«ãã®ç䌌乱æ°çæåšãã¡ã«ã»ã³ããã€ã¹ã¿ãŒããXoshiro256++ã«å€æŽãããŸãããããã«ãããæç€ºçãªRNGãªããžã§ã¯ãã䜿çšããªãéãããã¹ãŠã®ä¹±æ°ã¯ïŒåãã·ãŒãã§ãã£ãŠãïŒç°ãªããŸããæ°ããçæåšã¯ããã©ãŒãã³ã¹ãåäžããçµ±èšæ å ±ãåªããŠããããã«ãã¹ã¬ããããã°ã©ã ã§åçŸå¯èœãªä¹±æ°çæã«äœ¿çšãããŸãïŒå®è¡äžã®åã¿ã¹ã¯ã®ç¶æ ãä¿æããæ°ããã¿ã¹ã¯ã®äœææã«å¥ã®ç¶æ ããã©ãŒã¯ããŸãïŒã
- åŒã®å³åŽããå€ãååŸããéã«ãå·ŠåŽã®ä»£å ¥äžã«æ§é åä»£å ¥ã«ãã£ãŠå€ã倿ŽãããªããªããŸãããäŸãã°ãé å x ã®å Žåããx[2], x[1] = xããšããåŒã¯ãx ã®1çªç®ãš2çªç®ã®èŠçŽ ãå ¥ãæ¿ããŸãã以åã¯ãx ãžã®ä»£å ¥ã®å埩åŠçäžã« x[XNUMX] ã倿Žããããããäž¡æ¹ã®èŠçŽ ã« x[XNUMX] ã䜿çšãããŠããŸããã
- macroexpandã@macroexpandãããã³ @macroexpand1 㯠LoadError ãã¹ããŒããªããªããŸããã圱é¿ãåãããã¹ããåäœãç¶ããããã«ã@test_throws ã倿ŽãããŸããã
- äžç¹ã·ã(\cdotpU+00b7) ãšã®ãªã·ã£èªã®å¥èªç¹ã·ã(U+0387) ã¯ããããæŒç®åãâ ã(\cdotU+22c5) ãšåçã«æ±ãããããã«ãªããŸããã
- ãã€ãã¹èšå· 'â' (\minusU+2212) ã¯ããã€ãã³ãã€ãã¹èšå· '-' (U+002d) ãšåçã«æ±ãããããã«ãªããŸããã
- Iterators.peel(itr) ã¯ãitr ã空ã®å Žåã« BoundsError äŸå€ãã¹ããŒããã®ã§ã¯ãªãããnothingããè¿ãããã«ãªããŸããã
- é ååŒå ã®é£ç¶ããè€æ°ã®ã»ãã³ãã³ã¯ä»¥åã¯ç¡èŠãããŠããŸãã (äŸ: "[1 ;; 2] == [1 ; 2]")ããã®æ§æã¯çŸåšããã£ã¡ã³ã·ã§ã³ãåºåãããã«äœ¿çšãããŠããŸãã
- è§£æ/è©äŸ¡ã³ãŒãæ¿å ¥ã®å¯èœæ§ãæžããããã«ãæååãšã³ã¡ã³ãã§ã¯ Unicode ã®äžåè¡¡ãªæžåŒæå®ã#= ... =#ããçŠæ¢ãããããã«ãªããŸããã
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- julia --project ãªãã·ã§ã³ãš JULIA_PROJECT ç°å¢å€æ°ã¯ãå ±æç°å¢ã®éžæããµããŒãããããã«ãªããŸãããããšãã°ã julia --project=@myenv ãš export JULIA_PROJECT="@myenv" ã¯åçã«ãªããŸããã
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- JULIA_NUM_THREADS ç°å¢å€æ°ããautoãã«èšå®ãããŠããå Žåãã¹ã¬ããæ°ã¯ããã»ããµ ã¹ã¬ããæ°ãšåãã«ãªããŸãã
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- findmax(f, domain)ãargmax(f, domain) ã¡ãœãããšã2 ã€ã®åŒæ°ãæã€å¯Ÿå¿ãã "min" ããŒãžã§ã³ã远å ããŸããã
- isunordered(x) ã¯ãx ã NaN ãæ¬ æå€ãªã©é åºä»ããããŠããªãå€ã§ããå Žåã« true ãè¿ããŸãã
- æŽæ°ã®ãªã¹ã inds ã® vector[inds] ãšåçã®æ°ãã颿° keepat!(vector, inds)ã
- 2 ã€ã®åŒæ°ãåã lock(f, lck) ã¡ãœããã¯ã2 çªç®ã®åŒæ°ãšã㊠Channel ãåãå ¥ããããã«ãªããŸããã
- æ°ãã颿° Returns(value) ã¯ãä»»æã®åŒæ°ã«å¯ŸããŠå€ãè¿ããŸãã
- æ°ãããã¯ã @something ãš @coalesce ã¯ããããã something ãš coalesce ã®ããŒãžã§ã³ã§ãã
- stdinãstdoutãstderr ããªãã€ã¬ã¯ãããããã®æ°ãã redirect_stdio 颿°ã
- æ°ãããã¯ããBase.@invoke f(arg1::T1, arg2::T2; kwargsâŠ)ãã¯ããinvoke(f, Tuple{T1,T2}, arg1, arg2; kwargsâŠ)ããåŒã³åºãããã®ç°¡åãªæ§æãæäŸããŸãã
- æ°ãããã¯ããBase.@invokelatest f(argsâŠ; kwargsâŠ)ãã¯ããBase.invokelatest(f, argsâŠ; kwargsâŠ)ããåŒã³åºã䟿å©ãªæ¹æ³ãæäŸããŸãã
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- bytes2hex ãš hex2bytes ã¯ããUnion{String,AbstractVector{UInt8}}ãåã®åŒæ°ã«å¶éãããªããªããåãã·ãŒã±ã³ã¹ã§ãããèšç®å¯èœãªé·ããæã€ããšã®ã¿ãå¿ èŠã«ãªããŸããã
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- æ°ããã¡ãœãã range(start, stop) ãš range(start, stop, length)ã
- range ã¯ãªãã·ã§ã³ã®ããŒã¯ãŒãåŒæ°ãšã㊠start ããµããŒãããããã«ãªããŸããã
- äžéšã®ç¯å²æäœã§ã¯ãStepRange ã§ã¯ãªã StepRangeLen ãè¿ãããããã«ãªããæçµã¹ãããããŒãã«ãªãããã«ãªããŸããã以åã¯Î» .* (1:9)ã¯Î» = 0ã®ãšãã«ãšã©ãŒãçºçããŠããŸããã
- islowercase ãš isuppercase ã¯ãUnicode ã®å°æåãšå€§æåã®ã«ããŽãªãåŠçããããã«ãªããŸããã
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- lpad/rpad ã¯ããã¹ãå¹ ã«å¯ŸããŠå®çŸ©ãããŸãã
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