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application scalability copyright 2008 cnet networks inc rights reserved received message user6gvcceaschallengecc part membership techrepublic unsubscribe list questions comments change email address visit techrepublic viewedit email subscriptions view cnets privacy policy copyright 2008 cnet networks inc rights reserved techrepublic registered service mark cnet networks inc cnet networks inc 235 second street san francisco ca 94105 usa ziuhcxgggmxcom sat apr 26 154900 2008 messageid 47b89da82030109gmxcom date sun 17 feb 2008 204840 0000 rob dixon mimeversion 10 perl cc mk subject subroutine simultaneousness contenttype textplain charsetiso88591 formatflowed contenttransferencoding 7bit mk wrote subroutine begins message processing proceeds perform several gigs worth file transfer via system calls basically sub transfer print processingn foreach e array print file en system cp e whatever print donen unfortunately perl completes entire minutes long routine prints anything whole thing done suddenly processingfile xfile yfile zdone appears way around would like know happening happening finished output buffered buffer flushed either filled filehandle closed program terminates could flush buffer explicitly print statement easiest thing enable autoflushing implicitly add use iohandle stdoutautoflush start program also take look filecopy module way perform copy without shelling separate utility hth rob blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98800ezm wwsddjtelusnet sat apr 26 154900 2008 messageid 47b89e2a5080003telusnet date sun 17 feb 2008 125050 0800 john w krahn mimeversion 10 perl beginners subject subroutine simultaneousness contenttype textplain charsetiso88591 formatflowed contenttransferencoding 7bit mk wrote subroutine begins message processing proceeds perform several gigs worth file transfer via system calls basically sub transfer print processingn foreach e array print file en system cp e whatever print donen unfortunately perl completes entire minutes long routine prints anything whole thing done suddenly processingfile xfile yfile zdone appears way around would like know happening happening finished httpperlplovercomfaqsbufferinghtml john perl isnt toolbox small machine shop specialorder certain sorts tools low cost short order larry wall blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98801ezm kejhtdbhqaekyintergatecom sat apr 26 154900 2008 date mon 18 feb 2008 011035 0500 mk subject subroutine simultaneousness perl messageid 1203315035l3243l1lakashiraffeeenthusiasm mimeversion 10 contenttype textplain charsetusascii delspyes formatflowed contenttransferencoding quotedprintable 02172008 034840 pm rob dixon wrote mk wrote subroutine begins message processing 20 proceeds perform several gigs worth file transfer via system 20 calls basically 20 sub transfer print processingn foreach e array print file en system cp e whatever print donen 20 unfortunately perl completes entire minutes long routine 20 prints anything whole thing done suddenly processingfile xfile yfile zdone appears output buffered yes clearly problem thanks solution im 20 afraid still need help specific complication may write read 20 text file list files copy actually recommended 20 buffering commands use filecopy sub transfer stdoutautoflush1 print processingn openfh listtxt fhautoflush1 print fh data closefh openalt autoflush1 foreach e array chomp _ altflush copy_filex tk command like print file tk command like print done none made difference none faqs found refer 20 copy system cp issue neither say probably 20 arrays avoid listtxt would prefer actual 20 log well anyway could tk issue yet try plain script buffer flushed either filled filehandle closed program terminates could flush buffer explicitly print statement believe altflush possible filehandle 20 actual binary copy statement could set autoflush stdout files concatenated easiest thing enable autoflushing implicitly add 20 use iohandle stdoutautoflush yep must way blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98802ezm kejhtdbhqaekyintergatecom sat apr 26 154900 2008 date mon 18 feb 2008 094651 0500 mk subject subroutine simultaneousness perl messageid 1203346011l2960l0lakashiraffeeenthusiasm mimeversion 10 contenttype textplain charsetusascii delspyes formatflowed contenttransferencoding quotedprintable okay definitely tk gui issue since incorporating 20 real print ie stdout statement come proper sequence anyone know filehandle stdout tk 20 requests simplest version problem use iohandle sub tmptest stdoutautoflush1 flt text area mwtitleprocessing data 3d fltget10end ldata 3d splitndata fltdelete10end foreach ldata name 3d basename_ print _n stdoutflush fltinsertnamen sleep 1 mwtitletest done print line comes background terminal one second 20 timebut insert tk events happen end 20 simultaneously fact exactly even without 20 iohandle buffering commands blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98803ezm kejhtdbhqaekyintergatecom sat apr 26 154900 2008 date mon 18 feb 2008 100127 0500 mk subject subroutine simultaneousness perl messageid 1203346887l2960l1lakashiraffeeenthusiasm mimeversion 10 contenttype textplain charsetusascii delspyes formatflowed contenttransferencoding quotedprintable problem solved complangperltk mwupdate whenever want screen updated 02182008 094651 mk wrote okay definitely tk gui issue since incorporating 20 real print ie stdout statement come proper 20 sequence blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98805ezm qqahmesgmailcom sat apr 26 154900 2008 messageid 144c024a0802180817y760be434q27672935c026ba63mailgmailcom date mon 18 feb 2008 111740 0500 david moreno rob dixon subject subroutine simultaneousness cc perl mk mimeversion 10 contenttype multipartalternative boundary_part_5208_288764471203351460740 _part_5208_288764471203351460740 contenttype textplain charsetiso88591 contenttransferencoding 7bit contentdisposition inline feb 17 2008 348 pm rob dixon wrote use iohandle stdoutautoflush start program whats difference setting true david moreno httpwwwdamognet yes _part_5208_288764471203351460740 blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98807ezm ahlgrwhsvgmailcom sat apr 26 154900 2008 messageid 58ce48dc0802181552k4460ff54y61f3fb0f0b468a91mailgmailcom date mon 18 feb 2008 185241 0500 chas owens david moreno subject subroutine simultaneousness cc rob dixon perl mk mimeversion 10 contenttype textplain charsetiso88591 contenttransferencoding 7bit feb 18 2008 1117 david moreno wrote feb 17 2008 348 pm rob dixon wrote use iohandle stdoutautoflush start program whats difference setting true snip specific code whole lot however following code matters great deal select stderr stdoutautoflush variable affects currently selected file handle using iohandle much readable maintainable chas owens wonkdennet important skill programmer ability read blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98806ezm msbujawigmailcom sat apr 26 154900 2008 messageid 31073ef90802181548i3585df26n483b4104378ca034mailgmailcom date mon 18 feb 2008 154845 0800 mark wagner soiofdvxgperlorg subject dependancies mimeversion 10 contenttype textplain charsetutf8 contenttransferencoding 7bit easy way get list modules loaded perl script mark wagner blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98808ezm wwsddjtelusnet sat apr 26 154900 2008 messageid 47ba1b781050702telusnet date mon 18 feb 2008 155744 0800 john w krahn mimeversion 10 perl beginners subject dependancies contenttype textplain charsetiso88591 formatflowed contenttransferencoding 7bit mark wagner wrote easy way get list modules loaded perl script perl le use timelocal print keys inc warningsregisterpm carppm varspm strictpm exporterpm constantpm timelocalpm warningspm configpm integerpm john perl isnt toolbox small machine shop specialorder certain sorts tools low cost short order larry wall blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98809ezm ahlgrwhsvgmailcom sat apr 26 154900 2008 messageid 58ce48dc0802181617l2967cc00i6679ccf8dcea5ab7mailgmailcom date mon 18 feb 2008 191756 0500 chas owens john w krahn subject dependancies cc perl beginners mimeversion 10 contenttype textplain charsetiso88591 contenttransferencoding 7bit feb 18 2008 657 pm john w krahn wrote mark wagner wrote easy way get list modules loaded perl script perl le use timelocal print keys inc warningsregisterpm carppm varspm strictpm exporterpm constantpm timelocalpm warningspm configpm integerpm snip course assumes author anything like eval use somemodule envuse_somemodule sort tricks dbi factory classes use chas owens wonkdennet important skill programmer ability read blcobidaiaohdgilcjej contenttype messagerfc822 contentdisposition inline filenamebeginners_98810ezm tue 05 aug 2008 234237 0800 soa papers could win apple ipod