New features of Perl 5.10 as they appear in modern CPAN; where to use them and how to avoid difficulties.

1. Perl 5.10
в 2010-м

2. Часть I
История
и статистика

3. 5.10.0
18 декабря 2007

4. Сегодня
20 февраля 2010

5. Прошло
795 дней

6. За это время
5.10.1

7. За это время
5.11.0, 5.11.1,
5.11.2, 5.11.3, 5.11.4

8. Всего на CPAN
~80 000 модулей

9. Всего на CPAN
~20 000 дистрибутивов

10. Всего на CPAN
~8000 авторов

11. Как часто
используют
фичи Perl 5.10?

12. ?

13. ~ 200 модулей

14. ~ 100 авторов

15. Часть II
Фичи Perl 5.10

16. !"#
!"#$%&
''
()*+,$-%&.+-

17. //
%"$//$0.10
%"$//$23*!,
23*!,$//$45"!5

18. !6*,75
8*9:+;%&<$=
$$$$65:+;0"0<$=>>>?
$$$$65:+;@A@<$=>>>?
$$$$1:B"C3,$$$=>>>?
?

19. !,",:
!CA$7DC+,:)$=
$$$$!,",:$%7$'$EF
$$$$):,C)+$GG%7F
?

20. ):8:&:!
;HI+"J:K< 4G
.L 4N
.M .8I+"J:K

21. 00
%7*,#$'$%")8$00$@OD!7D6@F
%9"7"+7#=7*,#?$00'$@OD!7D6@F

22. Часть III
Как пишут другие

23. Как включить

24. C!:$P>EQEEEEF
C!:$P>EQEEQF
C!:$P>EQEF
C!:$P>EQEREEEF
C!:$P>QE>EF
C!:$9P>QE>EF
C!:$9P>QEF
C!:$B:",C):$@SP>QE@F

25. P>QE>E
9P>QE>E
9P>QE
vector string
version string
сокращенно — v-string

27. !"# для отладки

28. 8*9:+$;%"7,*D+<$=
$$$$65:+$;0T*+73C1:R7J1S0<$=
$$$$$$$$J#$%7J1$'$%75*31NK7D+,:+,F
$$$$$$$$%7J1$'/$0T*+73C1:R7J1S;.!U<0F
$$$$$$$$J#$%6!$'$%Q$VV$@@F
$$$$$$$$%7J1$'/$!0T*+73C1:R7J1S.!U00F
$$$$$$$$W!"#;-7J1S%6!%7J1-<F
$$$$$$$$%7J1$'$761;<$>$@0@$>$%7J1F
$$$$$$$$2DC,(C,$'$X&;%7J1<F
$$$$$$$$%75*31NK7D+,:+,;%6!$>$YD*+;%6!Z$2DC,(C,<<F
$$$$?
[D1SS3:J:+,"3SS])"+!BD)J:)SS^+73C1:$— 08 Jan 2010
include output via files and commands

29. 00 и 00'
для значений по умолчанию

30. %(D),$00'$$P_`aF
%5D!,$00'$@3D7"35D!,@F
%7D3$$00'$@@F
[8SSbD"1:) — 07 Jul 2008
Perl extension for loading Postgres tables

31. %",,)c=$J"&YDA$$?$00'$QF
%9"3C:$00'$QF
%",,)c=$%R$?$00'$EF
%",,)c=$9:)AD!:$?$00'$@@F
%",,)c=$1:AC8$$$?$00'$@@F
%9"3$00'$QF
%:&*,$00'$EF
%!d*(cNK=$%YDAR*1$?$00'$@ed*($D+$e^fgh[@
[")"33:3SSi:(:+1 — 12 Aug 2009
Parallel-dependent dispatch of perl or shell code

32. !CA$*J(D),$$$=
$$$$!5*B,F
$$$$J#$4")8!$'$2RF
$$$$W$6:$1D$+D,$7"):$"ADC,$"C,D9*9
$$$$%Tg=B*&:1,*J:?$'$%")8!=:(D75RDBB!:,?$00$
$$$$$$$$$$$$$$$$$$$$$jkMSS,*J:F
?
B*&:1,*J: — 14 Aug 2008
lexical pragma to fix the epoch offset for time related functions

33. !"#$%"+!6:)$00$
$$$$-^$1D+@,$d+D6$:+DC85$,D$"+!6:)$#DC$#:,>-F
g"*3D — 29 Jan 2010
A pluggable Markov engine analogous to MegaHAL

34. J#$%J")("R9:)!*D+$$'$
$$$$%[")!:SSO")("SSlMe^km$00$@C+1:B@F
J#$%!DC)7:R9:)!*D+$'$
$$$$%[")!:SSO")("SSeDC)7:SSlMe^km$00$@C+1:B@F
%D(,*D+!$00'$=?F
[")!:SSO")(" — 14 Dec 2008
Generate Parsers from any BNF grammar

35. J#$%+C33*+8R!#JAD3$'
$$%)5!R!#JAD3NKn[")!:SSO")("SS^+,:)+"3SSe#JAD3SSmhbbRob^oep$00$%)5!R!#JAD3F
%"7,*D+$00'$%1:B"C3,R"7,*D+F
!"#$=%,)"7:RB5?
$$$$@[)DA3:J!$7DJ(*3*+8$"7,*D+$BD)$D)*8*+"3$)C3:S$@Z
$$$$[")!:SSO")("SSA)*:BRD)*8*+"3R)C3:;%)C3:<F
J#$%73D+:$'$%73D+:R")8$00$QF
J#$%7C)):+,R(")!:R!:,$'$%(")!:R!:,R")8$00$%1:B"C3,R(")!:R!:,F
%75D*7:$00'$EF
%3*+:!$00'$nEpF
%!DC)7:RD(,*D+!$00'$=?F
[")!:SSO")("SS^+,:)+"3SS9"3C",D)$— 14 Dec 2008
Generate Parsers from any BNF grammar

36. J#$%,)"7:RB5$'$%")8R,)"7:RB5$00$;Ue]iMM<F
J#$%,)"7:RB5$'$!5*B,F
%,)"7:RB5$00'$Ue]iMMF
[")!:SSO")("SSM:7D8+*c:)$— 14 Dec 2008
Generate Parsers from any BNF grammar

37. 00 внутри ):,C)+

38. ):,C)+$%!:3BNKR8:,R*+B:7,*D+;$%1*!:"!:NK*1$<$00$EF
J#$%9"3$'$%!:3BNKR8:,;%d:#<$00$%1:B"C3,NK=%d:#?F
):,C)+$2=$%!:3BNKR(3"#:)!$00$np$?F
f"J:!SS["+1:J*7SSj*,#Z$f"J:!SS["+1:J*7SSjD+B*8$— 07 Sep 2009
f"J:!SSM*!d$— 18 Oct 2008

39. !CA$5DJ:1*)$=
$$J#$;%!:3B<$'$2RF
$$):XC*):$q*3:SSgDJ:i*)F
$$):,C)+$q*3:SSgDJ:i*)NKJ#R5DJ:
$$$$00$7)D"d$@q*3:SSgDJ:i*)$!"#!$#DC$5"9:$+D$5DJ:
$$$$$$$$$$$$$$1*):7,D)#@F
?
o((SSMeeab:"B+D1:$— 02 Feb 2010
post RSS feeds to newsgroups

40. !CA$7D+B*8RB*3:+"J:$=
$$J#$;%!:3B<$'$2RF
$$):,C)+$%!:3BNK=@7D+B*8RB*3:+"J:@?$00$1D$=
$$$$):XC*):$q*3:SSe(:7F
$$$$q*3:SSe(:7NK7",B*3:$
$$$$$$$$;%!:3BNK5DJ:1*)Z$@>)!!a3:"B+D1:>7D+B@<F
$$?F
?
o((SSMeeab:"B+D1:$— 02 Feb 2010
post RSS feeds to newsgroups

41. ):,C)+$
$$$*!D1",:R,DR)B7raa;%1",:$00$%!:3BNK=@+D6raa@?<F
):,C)+$hM^SS]*,3:SS,*,3:
$$$$;=$C)3$$'K$;%):!(NK):XC:!,NKC)*$00$@@<Z
$$$$$$$1","$'K$%):!(NK1:7D1:1R7D+,:+,$
$$$$$$$;75")!:,$'K$@+D+:@<?<F
o((SSMeeab:"B+D1:$— 02 Feb 2010
post RSS feeds to newsgroups

42. ):,C)+$внутри 00

43. J#$%AR,*J:$'$%!:3BNK*,:JR,DR,*J:,;%AR*,:J<
$$$00$):,C)+$%"R*,:JF
J#$%"R,*J:$'$%!:3BNK*,:JR,DR,*J:,;%"R*,:J<$
$$$00$):,C)+$%AR*,:JFF
J#$%!,)$'$%!:3BNK*,:JR,DR1",:;%*,:J<$
$$$00$):,C)+F
o((SSMeeab:"B+D1:$— 02 Feb 2010
post RSS feeds to newsgroups

44. ):,C)+$;:3,R,DR:J"*3$;%*,:JNKB*)!,R75*31;@"C,5D)@<<
$$$$$$$$00$:3,R,DR:J"*3$;%*,:J$$$NKB*)!,R75*31;@17S7):",D)@<<
$$$$$$$$00$:3,R,DR:J"*3$;%*,:J$$$NKB*)!,R75*31;@17S7D+,)*AC,D)@<<
$$$$$$$$00$+D+R:J(,#$;%*,:JNKB*)!,R75*31R,:&,;@6*d*SC!:)+"J:@<<
$$$$$$$$00$:3,R,DR:J"*3$;%75"++:3NKB*)!,R75*31;@17S7):",D)@<<
$$$$$$$$00$:3,R,DR:J"*3$;%75"++:3NKB*)!,R75*31;@"C,5D)@<<
$$$$$$$$00$:3,R,DR:J"*3$;%75"++:3NKB*)!,R75*31;@J"+"8*+81*,D)@<<
$$$$$$$$00$:3,R,DR:J"*3$;%75"++:3NKB*)!,R75*31;@6:AO"!,:)@<<
$$$$$$$$00$:3,R,DR:J"*3$;%*,:J$$$NKB*)!,R75*31;@17S(CA3*!5:)@<<
$$$$$$$$00$:3,R,DR:J"*3$;%75"++:3NKB*)!,R75*31;@17S(CA3*!5:)@<<
$$$$$$$$00$+D+R:J(,#$;%75"++:3NKB*)!,R75*31R,:&,;@,*,3:@<<
$$$$$$$$W$Mqjraa
$$$$$$$$00$@+DAD1#2@>%!:3BNKC)*R,DR5D!,
$$$$$$$<F
o((SSMeeab:"B+D1:$— 02 Feb 2010
post RSS feeds to newsgroups

45. !CA$*,:JR,DR3"+8C"8:$=
$$J#$;%!:3BZ$%*,:J<$'$2RF
$$J#$%7D+,:+,F
$$J#$%):,$'$;:3,R,DR3"+8C"8:;%*,:J<
$$$$$$$$$$$$$00$:3,R,DR3"+8C"8:;%*,:JNKB*)!,R75*31;@7D+,:+,@<<<F
$$BD)$;FF<$=
$$$$%*,:J$'$%*,:JNK("):+,$00$3"!,F
$$$$%):,$00'$:3,R,DR3"+8C"8:;%*,:J<F
$$?
$$%):,$00'$%!:3BNK=@):!(@?NK7D+,:+,R3"+8C"8:F
$$):,C)+$%):,F
?
o((SSMeeab:"B+D1:$— 02 Feb 2010
post RSS feeds to newsgroups

46. Несколько$00

47. $$$J#$%7"(,C):!$$$$'$%")8$=7"(,C):!?$$$$$$$00$npF
$$$J#$%7DJJ:+,$$$$$'$:!7"(:$%")8$=7DJJ:+,?$00$%+"J:$00$--F
$$$J#$%C(8)"1:$$$$$'$%")8$=C,BrRC(8)"1:?$$$00$QF
$$$J#$%1D6+8)"1:$$$'$%")8$=C,BrR1D6+8)"1:?$00$QF
$$$J#$%J",75$$$$$$$'$%")8$=J",75?$$$$$$$$$$00$QF
f"J:!SSsCJ(C!$— 24 Nov 2009
Play Hunt the Wumpus

48. 65:+ со скаляром

49. $$$$65*3:$;J#$;%d:#Z$%9"3C:<$'$:"75$4")8<$=
$$$$$$$$8*9:+$;%d:#<$=
$$$$$$$$$$$$65:+$;-,:!,!-<$=
$$$$$$$$$$$$$$$$%]:!,$NK$(3"+$;%9"3C:<F
$$$$$$$$$$$$?
$$$$$$$$$$$$65:+$;-*J(D),-<$=
$$$$$$$$$$$$$$$$%!:3B$NK$:&(D),R,DR3:9:3$;QZ$%!:3BZ$%R<$BD)$2=%9"3C:$VV$np?F
$$$$$$$$$$$$?
$$$$$$$$$$$$1:B"C3,$=
$$$$$$$$$$$$$$$$1*:$-h+d+D6+$D(,*D+$@%d:#@.+-F
$$$$$$$$$$$$?
$$$$$$$$?
$$$$?
]:!,SSM:8:&($— 09 Dec 2009
Test your regular expressions

50. $$$$BD):"75$;25"c")1!<$=
$$$$$$$$65:+$;%shO[he<$=
$$$$$$$$$$$$%!:3B$NK$3D!:F
$$$$$$$$$$$$(C!5$2J:!!"8:!$'K$-kD(!t$uCJ(:1$*+,D$"$sCJ(C!t-F
$$$$$$$$?
$$$$$$$$65:+$;%[^]<$=
$$$$$$$$$$$$%!:3B$NK$3D!:F
$$$$$$$$$$$$(C!5$2J:!!"8:!$'K$-vvv^^^^t$q:33$*+$"$(*,t-F
$$$$$$$$?
$$$$$$$$65:+$;%uo]<$=
$$$$$$$$$$$$(C!5$2J:!!"8:!$'K$
$$$$$$$$$$$$$$$$$$-wo[t$eC(:)$A",$!+",75t$3!:65:):9*33:$BD)$#DCt-F
$$$$$$$$?
$$$$?
f"J:!SSsCJ(C!$— 24 Nov 2009
Play Hunt the Wumpus

51. 65:+ для выбора варианта

52. 8*9:+$;%d<$=
$$$$65:+$;@B*3:@<$$$$=$%D(,RB*3:$$$$$'$%9F$?
$$$$65:+$;@")89@<$$$$=$%D(,R")89$$$$$'$%9F$?
$$$$65:+$;@*+,:)@<$$$=$%D(,R*+,:)"7,$'$%9F$?
$$$$65:+$;@()DJ(,@<$$=$%D(,R()DJ(,$$$'$%9F$?
$$$$65:+$;@XC*:,@<$$$=$%D(,RXC*:,$$$$'$%9F$?
$$$$65:+$;@,,#R*+@<$$=$%,,#R*+$$$$$$$'$%9F$?
$$$$65:+$;@,,#RDC,@<$=$%,,#RDC,$$$$$$'$%9F$?
$$$$1:B"C3,$=
$$$$$$$$1*:$-))D)S$*+$!CA)DC,*+:$!:,RD(,;<Z$BDC+1$*+9"3*1$d:#$=%d$'K$@%9@?
$$$$$$$$$$$$$;+D,$@B*3:@Z$@")89@Z$@*+,:)@Z$@()DJ(,@Z$@XC*:,@Z
$$$$$$$$$$$$$@,,#R*+@$D)$@,,#RDC,@<-F
$$$$?
?
]:)JSSiu[)DJ(,$— 18 Dec 2009
Commandline prompt for a database application

53. 8*9:+$;%*+(R,#(<
$$$$65:+$;@B@<$>$>$>
$$$$65:+$;@"@<$>$>$>
$$$$65:+$;@*@<$>$>$>
$$$$1:B"C3,$=
$$$$$$$$1*:$-^+,:)+"3$:))D)S$,#(:$'$@%*+(R,#(@$;+D,$@B@Z$@"@$D)$@*@<-F
$$$$?
?
]:)JSSiu[)DJ(,$— 18 Dec 2009
Commandline prompt for a database application

54. 65:+
с булевым выражением

55. C+3:!!$;$@*,"+@$//$23*!,$<$=
$$$$8*9:+$;$3:+8,5$%("!!6D)1$<$=
$$$$$$$$65:+$;$Qx$<$=
$$$$$$$$$$$$W$Dd
$$$$$$$$?
$$$$$$$$65:+$;$%R$I$_$<$=
$$$$$$$$$$$$1*:;@MMkMS$["!!6D)1$*!$,DD$!5D),$;O*+$_$A#,:!$):XC*):1<@<F
$$$$$$$$?
$$$$$$$$65:+$;$%R$K$Qx$<$=
$$$$$$$$$$$$1*:;@MMkMS$["!!6D)1$*!$,DD$3D+8$;O"&$Qx$A#,:!$"33D6:1<@<F
$$$$$$$$?
$$$$$$$$1:B"C3,$=
$$$$$$$$$$$$65*3:$;Q<$=
$$$$$$$$$$$$$$$$%("!!6D)1$>'$@E@F
$$$$$$$$$$$$$$$$3"!,$
$$$$$$$$$$$$$$$$$$$$*B$3:+8,5$%("!!6D)1$''$QxF
$$$$$$$$$$$$?
$$$$$$$$?
$$$$?
o((SS*]"+SSh,*3!$— 26 Oct 2009
Secure management of iTans for online banking

56. C+3:!!$;$@*,"+@$//$23*!,$<$=
$$$$8*9:+$;$3:+8,5$%("!!6D)1$<$=
$$$$$$$$65:+$;$Qx$<$=
$$$$$$$$$$$$W$Dd
$$$$$$$$?
$$$$$$$$65:+$;$%R$I$_$<$=
$$$$$$$$$$$$1*:;@MMkMS$["!!6D)1$*!$,DD$!5D),$;O*+$_$A#,:!$):XC*):1<@<F
$$$$$$$$?
$$$$$$$$65:+$;$%R$K$Qx$<$=
$$$$$$$$$$$$1*:;@MMkMS$["!!6D)1$*!$,DD$3D+8$;O"&$Qx$A#,:!$"33D6:1<@<F
$$$$$$$$?
$$$$$$$$1:B"C3,$=
$$$$$$$$$$$$65*3:$;Q<$=
$$$$$$$$$$$$$$$$%("!!6D)1$>'$@E@F
$$$$$$$$$$$$$$$$3"!,$
$$$$$$$$$$$$$$$$$$$$*B$3:+8,5$%("!!6D)1$''$QxF
$$$$$$$$$$$$?
$$$$$$$$?
$$$$?
o((SS*]"+SSh,*3!$— 26 Oct 2009
Secure management of iTans for online banking

57. 65:+
с регулярным выражением

58. !CA$)"+8:a3*!,$=
$ J#$%R$'$!5*B,F
$ 8*9:+$;%R<$=
$ $ 65:+$;0T;.1<.N;.1<%0D$<$$$=$):,C)+$-%Q>>%a-$?
$ $ 65:+$;0T.1.>.>.1%0D$<$$$$$=$):,C)+$-%R-$?
$ $ 65:+$;0T.1%0D$<$$$$$$$$$$$=$):,C)+$%R?
$ $ 65:+$;0T;>UH<Z;>U<%0D$<$$$=$):,C)+$)"+8:a3*!,;%Q<>$@Z@
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$>)"+8:a3*!,;%a<?
$ $ 1:B"C3,$$$$$$$$$$$$$$$$$$$=$):,C)+$@@?
$ ?
?
j","3#!,SSi:9:3

59. 65:+ и ):B

60. $$$$8*9:+;):B$%B1:B<=
$$$$$$$$65:+;@oMMov@<=
["7d"8:SSq)DJi","$— 14 Jan 2008
generate a package with methods and variables from a data structure

61. 65:+ и C+1:B

62. 8*9:+$;%Q<$=
$$$$65:+$;C+1:B<$$=):,C)+?
$$$$65:+$;%3:B,<$$=$%1:(,5GGF$?
$$$$65:+$;%)*85,<$=$%1:(,5NNF$?
?
[")!:SSO")("SSb:&

63. 8*9:+$;%"7,*D+<$=
$$$$65:+$;C+1:B<$=F?$$$$W$1D$+D,5*+8
$$$$$$$$$$$$$$$$$$$$$$$$W$M*85,$+D6$1D$+D,5*+8$
$$$$$$$$$$$$$$$$$$$$$$$$W$AC,$B*+1$3:&RXRXCD,:
$$$$65:+$;@3:&RXRXCD,:@<$=
$$$$$$$$%3:&:)!n%*&p$'
$$$$$$$$$$$$n$.y[")!:SSO")("SSb:&SS3:&RXRXCD,:Z
$$$$$$$$$$$$$$$%():B*&Z$%!CBB*&$pF
$$$$?
[")!:SSO")("SSM:7D8+*c:)

64. Вложенные 8*9:+065:+

65. 8*9:+;%+"J:<$=
$$$$65:+$;@!,):"JS!,):"J@<$>$>$>
$$$$65:+$;@75"33:+8:@<$>$>$>
$$$$65:+$;@B"*3C):@<$>$>$>
$$$$65:+$;@!,):"JSB:",C):!@<$>$>$>$
$$$$$$$$8*9:+;J#$%73*!,$'$%+D1:NK8:,j5*31):+g"!5;<<$=
$$$$$$$$$$$$65:+$;@!,"),,3!@<$>$>$>
$$$$$$$$$$$$65:+;@J:75"+*!J!@<$>$>$>
$$$$$$$$$$$$$$$$BD):"75;%73*!,NK=@J:75"+*!J!@?NK
$$$$$$$$$$$$$$$$$$nEpNK8:,j5*31):+u#]"8m"J:;@U@<<
$$$$$$$$$$$$$$$$$$$$65:+;%RNK,:&,jD+,:+,;<$:X$@i^fe]NOiP@$
$$$$$$$$$$$$$$$$$$$$$$D)$%RNK,:&,jD+,:+,;<$:X$@[bo^m@<
$$$$$$$$$$$$65:+;@A*+1@<$>$>$>
$$$$$$$$$$$$1:B"C3,$>$>$>
$$$$65:+$;@()D7::1@<$>$>$>
$$$$65:+$;@!C77:!!@<$>$>$>
[kSSjDJ(D+:+,SSz"AA:)$— 22 Mar 2009
A POE Component for communicating over Jabber

66. 8*9:+;%+"J:<$=
$$$$65:+$;@!,):"JS!,):"J@<$>$>$>
$$$$65:+$;@75"33:+8:@<$>$>$>
$$$$65:+$;@B"*3C):@<$>$>$>
$$$$65:+$;@!,):"JSB:",C):!@<$>$>$>
$$$$$$$$8*9:+;J#$%73*!,$'$%+D1:NK8:,j5*31):+g"!5;<<$=
$$$$$$$$$$$$65:+$;@!,"),,3!@<$>$>$>
$$$$$$$$$$$$65:+;@J:75"+*!J!@<$>$>$>$
$$$$$$$$$$$$$$$$BD):"75;%73*!,NK=@J:75"+*!J!@?NK
$$$$$$$$$$$$$$$$$$nEpNK8:,j5*31):+u#]"8m"J:;@U@<<
$$$$$$$$$$$$$$$$$$$$65:+;%RNK,:&,jD+,:+,;<$:X$@i^fe]NOiP@$
$$$$$$$$$$$$$$$$$$$$$$D)$%RNK,:&,jD+,:+,;<$:X$@[bo^m@<
$$$$$$$$$$$$65:+;@A*+1@<$>$>$>
$$$$$$$$$$$$1:B"C3,$>$>$>
$$$$65:+$;@()D7::1@<$>$>$>$
$$$$65:+$;@!C77:!!@<$>$>$>
[kSSjDJ(D+:+,SSz"AA:)$— 22 Mar 2009
A POE Component for communicating over Jabber

67. BD) и 65:+

68. BD)$;$7",75$<$=
$$65:+$;$%RNK*!";@f:,D(,SSbC7*1SS&7:(,*D+SSoMfl@<$<$=
$$$$!"#F
$$$$W$C!"8:$!,CBB
$$$$):,C)+$QF
$$?
$$1:B"C3,$=$1*:$%R$?
?
o((SSj[omSSO*+*SSl*!*,$— 07 Nov 2008
explore each distribution in a minicpan repository

69. //

70. ):,C)+$RB"*3;$%(d8Z$%!CA$<$*B$%R$//$EF
*B$;$%",,)$//$0T&(D),RHb:&*7"3%0*$<$=
&(D),SSb:&*7"3$— 09 Oct 2008
Lexically scoped subroutine imports

71. 2:&(D),c$$$$'$8):($=$t$;$%R$//$2")8c$<$?$2RF
%1*!($//$2:&(D),c$
$$$$$$$$D)$(C!5$2:&(D),cZ$%1*!(F
&(D),:)SS[)D&#$— 29 Jan 2010
Simplified symbol export & proxy dispatch

72. 2:&(D),c$$$$'$8):($=$t$;$%R$//$2")8c$<$?$2RF
%1*!($//$2:&(D),c$
$$$$$$$$D)$(C!5$2:&(D),cZ$%1*!(F
Cool?
&(D),:)SS[)D&#$— 29 Jan 2010
Simplified symbol export & proxy dispatch

73. %1*!($//$2:&(D),c$
$$$$$$$$D)$(C!5$2:&(D),cZ$%1*!(F
(C!5$2:&(D),cZ$%1*!($C+3:!!$%1*!($//$2:&(D),c

74. BD);$2R$<
$$$$=
$$$$$$$$*+1:&$%RZ$@S@
$$$$$$$$D)$+:&,F
$$$$$$$$*B;$%R$//$2:&(D),c$<
$$$$$$$$=
$$$$$$$$$$$$J#$%!DC)7:$$'$XC"3*B#R,DR):B$%RZ$%!DC)7:F
$$$$$$$$$$$$J#$%*+!,"33$'$XC"3*B#R,DR):B$%RZ$%7"33:)F
$$$$$$$$$$$$U%*+!,"33$$$'$U%!DC)7:F
$$$$$$$$?
$$$$$$$$:3!:
$$$$$$$$=
$$$$$$$$$$$$1*:$-uD8C!$%!DC)7:S$@%R@$+D,$:&(D),:1-F
$$$$$$$$?
$$$$?
&(D),:)SS[)D&#$— 29 Jan 2010
Simplified symbol export & proxy dispatch

75. BD);$2R$<
$$$$=
$$$$$$$$*+1:&$%RZ$@S@
$$$$$$$$D)$+:&,F М. б. 65:+?
$$$$$$$$*B;$%R$//$2:&(D),c$<
$$$$$$$$=
$$$$$$$$$$$$J#$%!DC)7:$$'$XC"3*B#R,DR):B$%RZ$%!DC)7:F
$$$$$$$$$$$$J#$%*+!,"33$'$XC"3*B#R,DR):B$%RZ$%7"33:)F
$$$$$$$$$$$$U%*+!,"33$$$'$U%!DC)7:F
$$$$$$$$?
$$$$$$$$:3!:
$$$$$$$$=
$$$$$$$$$$$$1*:$-uD8C!$%!DC)7:S$@%R@$+D,$:&(D),:1-F
$$$$$$$$?
$$$$?
&(D),:)SS[)D&#$— 29 Jan 2010
Simplified symbol export & proxy dispatch

76. 48 файлов, но только в одном
(Maplat::Helpers::CommandHelper)
используется фича 5.10
O"(3", O"(3",SSs:ASSbD8*+
O"(3",SSg:3(:)!SSuC*31mCJ O"(3",SSs:ASSbD8Dj"75:
O"(3",SSg:3(:)!SSjelq*3,:) O"(3",SSs:ASSO:Jj"75:
O"(3",SSg:3(:)!SSj"75:SSO:J7"75:1 O"(3",SSs:ASSO:Jj"75:e*J
O"(3",SSg:3(:)!SSj"75:SSO:J7"75:1SSf:,[")!:) O"(3",SSs:ASS[",5M:1*):7,*D+
O"(3",SSg:3(:)!SSjDJJ"+1g:3(:) O"(3",SSs:ASS[D!,8):!iu
O"(3",SSg:3(:)!SSiue:)*"3*c: O"(3",SSs:ASSe:+1O"*3
O"(3",SSg:3(:)!SSi",:e,)*+8! O"(3",SSs:ASSe:!!*D+e:,,*+8!
O"(3",SSg:3(:)!SSbD8D O"(3",SSs:ASSe,"+1")1q*:31!
O"(3",SSg:3(:)!SSO"*3bD88:) O"(3",SSs:ASSe,",*7j"75:
O"(3",SSg:3(:)!SSO"!7D, O"(3",SSs:ASSe,",C!
O"(3",SSg:3(:)!SS["11*+8 O"(3",SSs:ASS]:J(3",:j"75:
O"(3",SSg:3(:)!SSe,)*+8! O"(3",SSs:ASSh!:)e:,,*+8!
O"(3",SSg:3(:)!SS]:&,bD88:) O"(3",SSs:ASSl")*"A3:!oiO
O"(3",SSs:A O"(3",SSsD)d:)
O"(3",SSs:ASSu"!:OD1C3: O"(3",SSsD)d:)SSo1J*+jDJJ"+1!
O"(3",SSs:ASSu)D6!:)sD)d")DC+1! O"(3",SSsD)d:)SSu"!:OD1C3:
O"(3",SSs:ASSjDJJ"+1{C:C: O"(3",SSsD)d:)SSjDJJ"+1!
O"(3",SSs:ASSi:AC83D8 O"(3",SSsD)d:)SSi*)j3:"+:)
O"(3",SSs:ASSi*)j3:"+:) O"(3",SSsD)d:)SSO:Jj"75:
O"(3",SSs:ASSiD7!e:")75 O"(3",SSsD)d:)SSk)"73:iu
O"(3",SSs:ASSiD7!e():"1e5::, O"(3",SSsD)d:)SS[D!,8):!iu
O"(3",SSs:ASSiD7!sD)1[)D7:!!D) O"(3",SSsD)d:)SSM:(D),*+8
O"(3",SSs:ASS))D)! O"(3",SSsD)d:)SSe:+1O"*3
O"(3",$— 20 Jan 2010
The MAPLAT Web Framework
This Module is actually a stub (don't use it)

77. 48 файлов, но только в одном
(Maplat::Helpers::CommandHelper)
используется фича 5.10
*B;%3*+:NK=*1?$//$4"7,*9:<$
O"(3",$— 20 Jan 2010
The MAPLAT Web Framework
This Module is actually a stub (don't use it)

78. Именованные
сохраняющие скобки

79. $$$$$J#$%7DJ(*3:1R):8:&$'$X)=
$$$$$$$$$.f
$$$$$$$$$;HIJo)["R():B*&K%():B*&<
$$$$$$$$$;HIJo)["RJ",75K%):8:&<
$$$$$$$$$;HIJo)["R!CBB*&K%!CBB*&<
$$$$$?&J!F
[")!:SSO")("SSM:7D8+*c:)

80. Часть IV
Антипаттерны

81. C!:$P>EQEF
C!:$B:",C):$@SP>QE@F
o((SS]:J(3",:e:)9:)

82. $$$%!5D6R3*+:$00'$Q$
$$$$$$$*B$%!,#3:$:X$@M:8:&(SSjDJJD+@F
eJ"),O",75SSeC8")
Regexp-CharClasses

83. C!:$e6*,75F
!6*,75;%!,):"JNK7D1:7R,#(:<=
$ $ $ 7"!:$-9*1:D-$=
$ $ $ $ A3:!!$%!,):"JZ$@l*1:DSSqqJ(:8SSole,):"JSSl*1:D@F
$ $ $ $ (C!5$2!,):"J!Z$%!,):"JF
$ $ $ ?
$ $ $ 7"!:$-"C1*D-$=
$ $ $ $ A3:!!$%!,):"JZ$@l*1:DSSqqJ(:8SSole,):"JSSoC1*D@F
$ $ $ $ (C!5$2!,):"J!Z$%!,):"JF
$ $ $ ?
$ $ $ 7"!:$-!CA,*,3:-$=
$ $ $ $ A3:!!$%!,):"JZ$@l*1:DSSqqJ(:8SSole,):"JSSeCA,*,3:@F
$ $ $ $ (C!5$2!,):"J!Z$%!,):"JF
$ $ $ ?
$ $ $ :3!:$=
$ $ $ $ (C!5$2!,):"J!Z$%!,):"JF
$ $ $ ?
$ $ ?
C!:$*B$%p$K'$P>EQQZ$@1:():7",:@F
l*1:DSSqqJ(:8SSolqD)J",

84. J#$%():B*&$'$%!#JAD3R():B*&$00$%1:B"C3,R():B*&F
%():B*&$'$X)0%():B*&0&J!$*B$1:B*+:1$%():B*&F
J#$%!CBB*&$'$%!#JAD3R!CBB*&$00$%1:B"C3,R!CBB*&F
%!CBB*&$'$X)0%!CBB*&0&J!$*B$1:B*+:1$%!CBB*&F
[")!:SSO")("SSM:7D8+*c:)

85. %*![:)J"b*+d$'$
$$$;37;%8C*1NK",,;@*![:)J"b*+d@<$00$@,)C:@<$
$$$:X$@,)C:@<F
o((SSMeeab:"B+D1:$— 02 Feb 2010
post RSS feeds to newsgroups

86. 8*9:+$;$%(")"J!nEp$00$@@$<$=
$$$$65:+$;A3:!!:1$%R$yy$%RNK*!";@O",5SSu*8^+,@<<$=
$$$$$$$$%A*,$'$%73"!!NK!,)*+8aA*,;!5*B,;2(")"J!<NK"!RA*+;<<F
$$$$?
$$$$65:+$;J0T.1G%0<$=
$$$$$$$$%A*,$'$%73"!!NK*+,aA*,;!5*B,;2(")"J!<<F
$$$$?
$$$$65:+$;J0TEnAupnEQpG%0<$=
$$$$$$$$%A*,$'$%73"!!NK!,)*+8aA*,;!5*B,;2(")"J!<<F
$$$$?
$$$$65:+$;J0Tn%wMk%kmpG%0<$=
$$$$$$$$%A*,$'$%73"!!NKA*,aA*,;!5*B,;2(")"J!<<F
$$$$?
u*,J"!dSSi","$— 03 Oct 2008
Handle unlimited length bitmasks in an easy and flexible way

87. 65*3:$;$J#$;$%D(,*D+Z$%9"3C:$<$'$:"75$4=%")8!?$<$=
$$$$$8*9:+$;%D(,*D+<$=
$$$$$$$$$65:+$;@)C3:!@<$=
$$$$$$$$$65:+$;@,:)J*+"3!@<$= $$$$$$$$$65:+$;@,)"7:R():1:B*+:1!@<$=
$$$$$$$$$65:+$;@!,"),@<$= $$$$$$$$$65:+$;@,)"7:R*,:)",*D+!@<$=
$$$$$$$$$65:+$;@"7"1:J*7@<$= $$$$$$$$$65:+$;@,)"7:R()*D)*,*:!@<$=
$$$$$$$$$65:+$;@1:B"C3,R+C33R9"3C:@<$= $$$$$$$$$65:+$;@,)"7:R7DJ(3:,*D+!@<$=
$$$$$$$$$65:+$;@1:B"C3,R"7,*D+@<$= $$$$$$$$$65:+$;@3D7",*D+R7"33A"7d@<$=
$$$$$$$$$65:+$;@1:B"C3,R3:&R():B*&@<$= $$$$$$$$$65:+$;@D("XC:@<$=
$$$$$$$$$65:+$;@1:B"C3,R3:&R!CBB*&@<$= $$$$$$$$$65:+$;@7#73:R"7,*D+@<$=
$$$$$$$$$65:+$;@"JA*8CDC!R3:&@<$= $$$$$$$$$65:+$;@7#73:R1:(,5@<$=
$$$$$$$$$65:+$;@!,)*(@<$= $$$$$$$$$65:+$;@6")+*+8!@<$=
$$$$$$$$$65:+$;@,)"7:RB*3:R5"+13:@<$= $$$$$$$$$65:+$;@7D1:R3*+:!@<$=
$$$$$$$$$65:+$;@,)"7:R"7,*D+!@<$= $$$$$$$$$65:+$;@"33D6R)"6R!DC)7:@<$=
$$$$$$$$$65:+$;@,)"7:R3:&@<$= $$$$$$$$$65:+$;@J"&R(")!:!@<$=
$$$$$$$$$65:+$;@,)"7:R3:&R,)*:!@<$= $$$$$$$$$65:+$;@9:)!*D+@<$=
$$$$$$$$$65:+$;@,)"7:R3:&RJ",75:!@<$= $$$$$$$$$65:+$;@!:J"+,*7!@<$=
$$$$$$$$$65:+$;@,)"7:R9"3C:!@<$= $$$$$$$$$65:+$;@3:&R():"JA3:@<$=
$$$$$$$$$65:+$;@,)"7:R)C3:!@<$= $$$$$$$$$65:+$;@():"JA3:@<$=
$$$$$$$$$65:+$;@,)"7:R!,)*+8!@<$= $$$$$$$$$1:B"C3,$=
[")!:SSO")("SS^+,:)+"3

88. J#$%",,)c
$$$$$$$$$$$'$3D7"3$%XC:NK=$",,)*A$?
$$$$$$$$$$$'$%YDAa",,)c=$%YDAR*1$?
$$$$$$$$$$$00'$%XC:NKJ:)8:R",,)*A;$%YDAR*1$<
$$$$$$$$$$$F
[")"33:3SSi:(:+1$— 12 Aug 2009
Parallel-dependent dispatch of perl or shell code

89. BD):"75$J#$%!5*(J:+,$;2=%):!(D+!:NK!5*(J:+,?<$=
$$$$!"#$->''''''''''''''''''''''''''''''''''''''''''>-F
$$$$!"#$-V$e5*(J:+,$%7DC+,$$$$$$$$$$$$$$$$$$$$$$$$$$V-F
$$$$!"#$%!5*(J:+,NK!:)*"3*c:NK1)"6F
$$$$!"#$--F
$$$$*B$;%!:3BNK9:)AD!:<$=
$$$$$$$$!"#$%!5*(J:+,NK&J3NK,De,)*+8;Q<F
$$$$?
$$$$%7DC+,$GGF
?
[")"33:3SSi:(:+1$— 12 Aug 2009
Parallel-dependent dispatch of perl or shell code

90. C!:$P>EQEEEEF
()*+,$-.+-F
()*+,$-$75"(,:)!.+-F
iliSSM:"1$— 16 Nov 2008
libdvdread perl binding

91. 1DR!DJ:,5*+8;<$00$):,C)+$mk]RqkhmiF

92. 1DR!DJ:,5*+8;<$00$):,C)+$mk]RqkhmiF
*!R3:"(R#:");<$
$$$$H$;%+$'$`xx<$
$$$$S$;%+$'$`xP<
$$$$F

93. Часть V
Где применить

94. Часть V
Где применить
и как не наступить на грабли

95. Как включить

96. C!:$9P>QEF
C!:$OD1:)+SS[:)3F
C!:$7DJJD+SS!:+!:F

97. C!:$B:",C):$@SP>QE>Q@F
C!:$B:",C):$@SP>QE@F

98. C!:$B:",C):$@SP>QE>Q@F
C!:$B:",C):$@SP>QE@F
5.10 читает полностью

99. C!:$B:",C):$@SP>QE>Q@F
C!:$B:",C):$@SP>QE@F
5.10 читает полностью
C!:$B:",C):$@SP>QE>Q@F
C!:$B:",C):$@SP>QE@F
5.10.1 — только первые две части

100. C!:$B:",C):$@SP>QE>Q@F
C!:$B:",C):$@SP>QE@F
5.10 читает полностью
C!:$B:",C):$@SP>QE>Q@F
C!:$B:",C):$@SP>QE@F
5.10.1 — только первые две части
C!:$B:",C):$@SP>QE>|@F

101. C!:$:9:)#65:):$X;B:",C):$@SP>QE@<F
C!:$O#OD1C3:F
O#OD1C3:NKJ#R!CA;%%<F

102. C!:$:9:)#65:):$X;B:",C):$@SP>QE@<F
C!:$O#OD1C3:F
O#OD1C3:NKJ#R!CA;%%<F
("7d"8:$O#OD1C3:F
!CA$J#R!CA$=
$$$$!"#$%RnQpF
?
QF

103. K$(:)3$N$-!"#$%%F-

104. // для проверки
вхождения в список

105. *B$;%3"!,R+"J:$//$2",,:+1::!<$=>>>?

106. // для сравнения списков

107. J#$2"$'$;QZ$`Z$P<F
J#$2A$'$;QZ$`Z$P<F
!"#$2"$//$2AF$W$Q

108. J#$2"$'$;QZ$`Z$$$$$$P<F
J#$2A$'$;QZ$X)0.10Z$P<F
!"#$2"$//$2AF$W$Q
Осторожно, это не поэлементное сравнение

109. // для проверки аргументов

110. 4$>0!DJ:R()D8)"JJ:$NN1:AC8$N1

111. 4$>0!DJ:R()D8)"JJ:$NN1:AC8$N1
!"#$@i:AC8@$$*B$@NN1:AC8@$//$2oMflF
!"#$@i":JD+@$*B$@N1@$//$2oMflF

112. 4$>0!DJ:R()D8)"JJ:$NN1:AC8$N1
!"#$@i:AC8@$$*B$@NN1:AC8@$//$2oMflF
!"#$@i":JD+@$*B$@N1@$//$2oMflF
!"#$@g:3(@$
$$$$*B$0T;N5VNN5:3(<%0$//$2oMflF

113. Цепочка 00

114. J#$%*($'$
$$$$%ml=}Rg]][RqkMsoMiiRqkM?$00
$$$$%ml=g]][R}RMobR^[?$$$$$$$00
$$$$%ml=MOk]RoiiM?F

115. J#$%*($'$
$$$$%("8:NK(")"J;@):XC:!,R*(@<$00
$$$$%ml=}Rg]][RqkMsoMiiRqkM?$00
$$$$%ml=g]][R}RMobR^[?$$$$$$$00
$$$$%ml=MOk]RoiiM?F
Легко обновлять

116. !,",: для счетчиков

117. !CA$7DC+,$=
$$$$!,",:$%7F
$$$$):,C)+$GG%7F
?
!"#$7DC+,;<F$W$Q
!"#$7DC+,;<F$W$a

118. !,",:$%7DC+,F
C+3:!!$;%7DC+,<$=
$$$$W$e{bN~•€•‚ƒ$!:3:7,$7DC+,;U<
?
J#$%DBB!:,$'$*+,$)"+1$%7DC+,F
W$e{bN~•€•‚ƒ$
W$!:3:7,$>>>$3*J*,$%DBB!:,Z$Q

119. BD) и 65:+

120. C!:$9P>QEF
J#$2"))"#$'$;Q>>aE<F
J#$%7DC+,$'$EF
BD);2"))"#<$=
$$$$65:+;0nEa_xrp%0<$=
$$$$$$$$%7DC+,GGF
$$$$?
$$$$!"#F
?
!"#$%7DC+,F

121. C!:$9P>QEF
J#$2"))"#$'$;Q>>aE<F
J#$%7DC+,$'$EF
BD);2"))"#<$=
$$$$65:+;0nEa_xrp%0<$=
$$$$$$$$%7DC+,GGF
$$$$?
$$$$!"#F
?
!"#$%7DC+,F$$W$QE

122. C!:$9P>QEF
J#$2"))"#$'$;Q>>aE<F
J#$%7DC+,$'$EF
BD);2"))"#<$=
$$$$65:+;0nEa_xrp%0<$=
$$$$$$$$%7DC+,GGF
$$$$?
$$$$!"#F
?
!"#$%7DC+,F$$W$QE

123. Q
C!:$9P>QEF
`
J#$2"))"#$'$;Q>>aE<F
J#$%7DC+,$'$EF P
BD);2"))"#<$= |
$$$$65:+;0nEa_xrp%0<$= „
$$$$$$$$%7DC+,GGF QQ
$$$$? Q`
$$$$!"#F QP
? Q|
!"#$%7DC+,F$$W$QE Q„

124. C!:$9P>QEF
J#$2"))"#$'$;Q>>aE<F
J#$%7DC+,$'$EF
BD);2"))"#<$=
$$$$65:+;0nEa_xrp%0<$=
$$$$$$$$%7DC+,GGF$7D+,*+C:F
$$$$?
$$$$!"#F
?
!"#$%7DC+,F$$W$QE

125. K$(:)3P>QE$N$.
$$-!"#$BD)$Q>>`-
K$(:)3x$N:$.
$$-!"#$BD)$Q>>`-

126. K$(:)3P>QE$N$. Q
$$-!"#$BD)$Q>>`- a
`
K$(:)3x$N:$. .+
$$-!"#$BD)$Q>>`- .+
.+

127. Кроме того
Много интересных
новых возможностей
регулярных выражений

128. Часть V.X
RRmiRR
Андрей Шитов
andy@shitov.ru talks.shitov.ru