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Coroã§ã¹ã¬ãããã¼ã«ã使ãã«ã¯async_poolã使ãã°ããã¯ããªã®ã§ãããä½ãèããã«ä½¿ãã¨ãã¾ããããªãå ´åãããã¾ãã æåã«ã¾ã¨ã é·ãã®ã§ã¾ãã¾ã¨ãã¨ãã¾ããã¾ã¨ããã¨åç´ãªè©±ã§ããasync_poolã使ãæã«ã¯ãåæã«ããããã®ã¹ã¬ãããå©ç¨ãéããªãããã«æ°ãã¤ãããã®ä¸ç¹ã«å°½ãã¾ãã ãã³ããã¼ã¯ãã¨ã£ã¦ã¿ã asyncã¨async_pool ã§ãã³ããã¼ã¯ãã¨ã£ã¦ã¿ãã¨ã以ä¸ã®ããã«ãªãã¾ãã my $tasks = 100; Benchmark::cmpthese 1000, { async => sub { my $sem = Coro::Semaphore->new( 1 - $tasks ); for(1 .. $tasks){ async { $sem->up }; } $sem->down; }, async_pool => sub { my $sem
以åã«ã ãªãã(2)ã§ããã³ãã¨ã³ãã®å¦çãæ¸ãæã¯(0)ã®ããã¯ã¨ã³ãã¨ã¯éã«ãAnyEventã¯ç´æ¥ä½¿ããªãæ¹ãç¡é£ã ã¨æãã¾ããçç±ã¯ãAnyEventã®ã¤ãã³ãã«ã¼ãããã¯Coroã®å±¤ã®é¢æ°ã使ããªãããã§ãã Coro::AnyEventã§ããã³ãã¨ã³ããã³ã¼ã«ããã¯ã使ããã«æ¸ã ãªãã¦æ¸ãã¦ãã®ã§ãå¤å°è¿½è¨ãã Coroã¨AnyEventã®ç¸æ§ ããã¯ãé常ã«ããã§ãã Coro㯠use Coro::AnyEvent ã¨ãæ示çã«ããªãã¦ããå é¨ã§AnyEventã使ã£ã¦ãã¾ããä¾ãã°ãCoro::Timer::sleepã¯å¶å¾¡ãä»ã¹ã¬ããã«æ¸¡ãã¦ãã®å¾èªåã®ã¹ã¬ããã«æ»ã£ã¦ããã¨ããåãããã¾ããããã®ãèªåã®ã¹ã¬ããã«æ»ã£ã¦ãããã¨ããåä½ããAnyEventã®ã¤ãã³ãã«ã¼ãã«é ããã³ã¼ã«ããã¯ããèªã¹ã¬ããã®readyãå¼ãã§èµ·ããã¦ããããã¨ã§å®ç¾ãã¦ãã¾ãã C
http://d.hatena.ne.jp/tokuhirom/20090710/1247196134 ãã® Coro ã®ä¾ã Go ã§ãã£ã¦ã¿ã¾ãã ã¾ãç¹å®æ° (ããã§ã¯ 3) ã® worker thread ãç«ã¡ä¸ãã¦ããã¦ãããã«ã¡ãã»ã¼ã¸ãéã£ã¦ä»äºãããã¢ãã«ãã¡ãã»ã¼ã¸ã®ããã¨ãã« Coro::Channel ã使ãã¾ãã use Coro; use Coro::Channel; use Coro::Timer; my $ch = Coro::Channel->new; sub worker { while (1) { my $url = $ch->get; printf("worker(%d): %s\n", $_[0], $url); Coro::Timer::sleep(1); } } my @coros = ( async { worker(1) }, async
ååã®ã¨ã³ããªã§ã¯ç°¡åãªã¯ãã¼ã©ã®ä½ãæ¹ã説æãããããããã®ã¯ãã¼ã©ã«ã¯æ¬ ç¹ããããåå¾ãããURLãä½åä½ä¸ã¨ããå ´åãä¸åº¦ã«http_getãèµ°ã£ã¦ãã¾ãããªã½ã¼ã¹ã使ãåã£ããåããµã¼ãã¼ã¸ã®ã¢ã¯ã»ã¹ãå¾ ã¤éã«ã¿ã¤ã ã¢ã¦ããããã¨é½åãæªãã£ããããã§ä»åã¯AnyEventã«å ãCoroã使ããã¨ã«ããã並åã使ã£ã¦ãªã½ã¼ã¹ã¸ã®åæã¢ã¯ã»ã¹å¶éãè¡ãã¯ãã¼ã©ã®æ¸ãæ¹ã解説ããã ããã¯ååã®ã¨ã³ããªã®æ¹è¯çã«ãªãã®ã§ãåãã¦ãããèªãæ¹ã¯å½è©²ã¨ã³ããªãå ã«èªãã§é ãããã ã¾ããååã¯AnyEventã使ããcondvarã¨send-recvã使ã£ã¦ã¤ãã³ãã®ç£è¦ããã¦ããããCoroã¨åæã«ä½¿ãå ´åããã§ã¯é½åãæªããã¤ãã³ãã«ã¼ããåãå ´åãä¸è¬çã«AnyEventã¯recvããCoroã¯joinã使ããããããã¯ã©ã¡ããã¤ãã³ãã«ã¼ããçµããã¾ã§ãããã¯ããã®ã§ã©ã¡ããã
Coro::AnyEventã使ãã¨ãç¶ç¶æ¸¡ãã¹ã¿ã¤ã«ã使ããã«éåæãæ¸ããã¨ãã§ãã¾ã*1ã ã¨ãããã¨ã§ã試ãã«ãã£ã¦ã¿ã¾ããã æåã«ã¾ã¨ã AnyEventã®å±¤ãä½ãããã®ä¸ã«Coroã®å±¤ãéãã¦ãããã³ãã¨ã³ãããã¯Coroã®å±¤ã ã使ãã¨ããããããã¢ããªãã§ããããããªãããªãã¨æãã¾ãã (0) AnyEventã®APIãä½ã ã¾ããAnyEventã§ããã³ãã¨ã³ãã®ããã®ææãä½ãã¾ããé å¼µã£ã¦ã³ã¼ã«ããã¯ã使ã£ã¦éåæå¦çãæ¸ãã¦ä¸ãããåå空éã¯AnyEvent::çãªä½ãã«ããã¨ããã¨æãã¾ããã¾ãããã¶ããã®æ®µéã§ã¯ã¾ã Coro::AnyEventã¯ä½¿ããªãæ¹ãç¡é£ã§ãããã¥ã¢AnyEventã®æ¹ã使ãåããå¹ãã¾ããã ããã§ã¯ãAnyEvent::HTTPãé¡æã«ãã¾ããããã¯ã¨ã³ãã¨ãã¦ãã§ã«AnyEvent::HTTPã¯ä½¿ãããã®ã¨ãã¾ãã (1) Cor
Java並è¡å¦çããã°ã©ãã³ã° âãã®ãåºç¤ãã¨ãææ°APIãã究ããâ ãã±ãã±ãããã£ã¦ãã¦åºã¦ããã以ä¸äºã¤ãCoroã§å®è£ ãã¦ã¿ãã 並è¡å¦çã¿ã¹ã¯ã®å®è¡æ¹æ³ãæ½è±¡åãã Executor ã¿ã¹ã¯ã®çæã¨ãã®æ¶è²»ãåé¢ãã CompletionService å®è£ ã¨ãä¾ã¨ããºããºãè²¼ã£ã¦ãããããé·ããªã£ã¡ã£ãã gistã«ãããã¾ã > http://gist.github.com/191924 ã ã¾ã¨ã (é·ãã®ã§å ã«çµè«) ExecutorãCompletionServiceã®ãããªãã¿ã¼ã³ã«ãã£ã¦ããã°ã©ã ãããã¨ããã£ããã¨ä¸¦è¡å¦çããã°ã©ã ãæ§æã§ãã¦è¯ãæããCoroã§ãç°¡åã«å®è£ ã§ããã ããã¾ã§ãããããã¨ã«ååãä»ããã ãã¨ãã話ããããã©ãååãã¤ãã¦åºå¥ãã¦ç解ãã¦ããã¨ãã³ã¼ãèªãã¨ãã®æèãæ´çããã¦è¯ãã¨ãããã Executor Executorã¨
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Coroã£ã¦ããã¢ã¸ã¥ã¼ã«ãããã¾ããCoroutine ã£ã¦ããæ¦å¿µãç解ãã¦ãªãã®ãããã dmakiããã®è¨äºã§ããªãã¨ãªãã éåæã§ããããåºæ¥ãããã«ãªãã¢ã¸ã¥ã¼ã«ãªãã ãããªãã£ã¦ãããããã«ããèã㦠ç¡ãã£ããã§ãããæ¬è³ªçã«ã¯ã¡ãã£ã¨ã¤ã¡ã¼ã¸ãéã£ãã£ã½ãã£ãã å ¨ç¶ééã£ã¦ããããã ãã©ãç¾å¨ã®åã®ç解ãæ¸ãã¦ã¿ã¾ãã Coro.pm ã®ã½ã¼ã¹ãè¦ã¦ãã¨ãCoro::Stateããã¼ã¹ã¯ã©ã¹ã«ãã¦ã¾ãã ãã®Coro::Stateãããã¥ã¡ã³ãèªãã§ã¦ãè±èªãä¸å¾æãªããããããããåãããªãã£ããã§ããã ããããããã£ã¦ããã¡ã«ããªãã¨ãªãããç¾å¨ã®å®è¡ç¶æ ï¼ã¬ãã·ã«ã«å¤æ°ããé¢æ°ã¹ã¿ãã¯ï¼ãä¿å ãã¦ãããç®±ãã£ã¦ããã®ãè¦ãã¦ãã¾ããã ã¨ãã£ã¦ãæå³åãããªãã£ããã ã¨ãããããµã³ãã«ã³ã¼ã use Coro::State; $::main = Coro:
Coro 㯠first class ã® co-routine ãå®è£ ãããã¨ããã£ã¦éçºãã¦ããããããããã co-operative thread ã«ã§ããã®ã§ã¯?ãã¨ãããã¯ããããããªã®ã§ããããããã¦ã¿ãã¨ãããã¨ãªã®ã§ãã£ãã Coro 㯠co-operative thread ãªããã§ãããã以ä¸ã®ããã«ããã¨ãæéãã¨ã«ã¹ã¬ãããã¹ã¤ããã§ãããããªã®ã§ãããä¸å®æéãã¨ã« cede; ãã¦ãã¨ãããã¨ãªã®ã§ãããCPU ã¤ã³ãã³ã·ããªå¦çã®æä¸ã§ cede æ¸ãã®ãé¢åãªå ´åã«ã¯ãããæç¨ãªã®ã ããã¨ãããã®ã§ãã(see Coro.pm)ã # "timeslice" the given block sub timeslice(&) { use Time::HiRes (); Coro::on_enter { # on entering the thread, we
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8. say quot;startquot;; sub say_hello { say_hello(10); my $n = shift; for (1..$n) { say 'hello'; } return; } say quot;endquot;; 10. my $c = Fiber>new( $câ>resume; sub{ say 'hello!'; Fiberâ>yield; say 'happy'; $câ>resume; say 'perl'; Fiberâ>yield; say 'coding'; $câ>resume; say 'world!'; } ); 11. my $c = Fiber>new( $câ>resume; sub{ say 'hello!'; Fiberâ>yield; say 'happy'; hello happy $câ>resume; say
Blog Search when-present<#else>when-missing. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)?? ---- ---- FTL stack trace ("~" means nesting-related): - Failed at: ${entry.path} [in template "__entry.ftlh" at line 3, column 25] - Reached through: #include "__entry.ftlh" [in template "entry.ftlh" at
Blog Search when-present<#else>when-missing. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)?? ---- ---- FTL stack trace ("~" means nesting-related): - Failed at: ${entry.path} [in template "__entry.ftlh" at line 3, column 25] - Reached through: #include "__entry.ftlh" [in template "entry.ftlh" at
Blog Search when-present<#else>when-missing. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)?? ---- ---- FTL stack trace ("~" means nesting-related): - Failed at: ${entry.path} [in template "__entry.ftlh" at line 3, column 25] - Reached through: #include "__entry.ftlh" [in template "entry.ftlh" at
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