Re: regular expression - ?(foo.*)?

ke the second one. >>  Why? > >>         print "First: $&" if ?(foo.*)?; >>         print "Second: $&" if /(foo.*)/; > > The delimiters for the regular expressions behave slightly different. > The question mark is a special delimiter that you shou

Re: regular expression - ?(foo.*)?

Hello Durairaj Muthusamy wrote: > I am a newbie and need your help. The following script doesn't > display the first print statement like the second one. > Why? > print "First: $&" if ?(foo.*)?; > print "Second: $&" if /(foo.

Re: regular expression - ?(foo.*)?

> $\ = "\n"; > > foreach(@str) > { >print "First: $&" if ?(foo.*)?; >print "Second: $&" if /(foo.*)/; > } > > Output: > > First: food > Second: food > Second: foosball > Second: foobasefoot > > > Regards,

regular expression - ?(foo.*)?

Hi, I am a newbie and need your help. The following script doesn't display the first print statement like the second one. Why? @str = qw(NEW food foosball newstr foobasefoot); $\ = "\n"; foreach(@str) { print "First: $&" if ?(foo.*)?;

Re: why don't if (<*.foo>) and while(<*foo.>) work together??

>>>>> "Mark" == Mark Galeck writes: Mark> Hello, the while loop here still returns all the matching files. Mark> Why?? It seems to me clear, from the discussion in the Camel book, Mark> that <*.foo> should all the files when called successively, therefo

why don't if (<*.foo>) and while(<*foo.>) work together??

Hello, the while loop here still returns all the matching files. Why?? It seems to me clear, from the discussion in the Camel book, that <*.foo> should all the files when called successively, therefore, here, the first call inside if () should return one file, and the rest of the calls

Re: Subroutine foo redefined a bar

2009/7/29 Shawn H. Corey : > Chas. Owens wrote: >> >> On Wed, Jul 29, 2009 at 04:37, Dermot wrote: >> snip >>> >>> I'll grab myself a version of Scalar::Utils and have a play. >> >> snip >> >> If your version of Perl is 5.8.0 or later you already have >> Scalar::Utils (it is in the core). More la

Re: Subroutine foo redefined a bar

Chas. Owens wrote: On Wed, Jul 29, 2009 at 04:37, Dermot wrote: snip I'll grab myself a version of Scalar::Utils and have a play. snip If your version of Perl is 5.8.0 or later you already have Scalar::Utils (it is in the core). Actually, that would be Scalar::Util You may, however, wish

Re: Subroutine foo redefined a bar

On Wed, Jul 29, 2009 at 04:37, Dermot wrote: snip > I'll grab myself a version of Scalar::Utils and have a play. snip If your version of Perl is 5.8.0 or later you already have Scalar::Utils (it is in the core). -- Chas. Owens wonkden.net The most important skill a programmer can have is the ab

Re: Subroutine foo redefined a bar

2009/7/29 John W. Krahn : > Dermot wrote: >> >> 2009/7/28 John W. Krahn : >>> >>> Dermot wrote: 2009/7/28 John W. Krahn : Thanx for gettig back to me. > Which error?  Copy and paste the error message you are receiving. Opps sorry. Here you are. Every time I st

Re: Subroutine foo redefined a bar

Dermot wrote: 2009/7/28 John W. Krahn : Dermot wrote: 2009/7/28 John W. Krahn : Thanx for gettig back to me. Which error? Copy and paste the error message you are receiving. Opps sorry. Here you are. Every time I start the httpd I get Processing config file: /etc/apache-modperl/conf.d/de

Re: Subroutine foo redefined a bar

re not references, therefore the result of the ref call will be undef and \...@_ will be used. If $_[0] is a reference it will be used. snip > I venture this but only because I suspect I am missing something in > your example: > my $items = ( ref($_[0]) eq 'ARRAY' ) ? $_[0] :

Re: Subroutine foo redefined a bar

2009/7/28 John W. Krahn : > Dermot wrote: >> >> 2009/7/28 John W. Krahn : >> >> Thanx for gettig back to me. >> >>> Which error?  Copy and paste the error message you are receiving. >> >> Opps sorry. Here you are. Every time I start the httpd I get >> > > That message means that you have defined tw

Re: Subroutine foo redefined a bar

Dermot wrote: 2009/7/28 John W. Krahn : Thanx for gettig back to me. Which error? Copy and paste the error message you are receiving. Opps sorry. Here you are. Every time I start the httpd I get Processing config file: /etc/apache-modperl/conf.d/dev_vhost.conf Subroutine addItemsToBasket

Re: Subroutine foo redefined a bar

2009/7/28 John W. Krahn : Thanx for gettig back to me. > Which error?  Copy and paste the error message you are receiving. Opps sorry. Here you are. Every time I start the httpd I get Processing config file: /etc/apache-modperl/conf.d/dev_vhost.conf Subroutine addItemsToBasket redefined at /ex

Re: Subroutine foo redefined a bar

Dermot wrote: Hi, Hello, I noticed this error appearing when I stop/started my httpd server recently (yes this is modperl 1 code). Which error? Copy and paste the error message you are receiving. This offending code reads a like this: package Some::Pack; .. .. sub addItemsToBasket {

Subroutine foo redefined a bar

Hi, I noticed this error appearing when I stop/started my httpd server recently (yes this is modperl 1 code). This offending code reads a like this: package Some::Pack; .. .. sub addItemsToBasket { my ($bid, $items) = @_; foreach my $i (@items) { addItemToBasket($bid, $i

expression for "foo", not between "

How can I match "foo", only if it's not between " I tried "s/( The former expression always matches "foo", even after " The later expression never matched "foo", even without " Can anyone suggest an expression that might work? Thanks

RE: Foo (Bar)---I now see the light! (Or that which is made lig ht of)

gt; To: perl beginners > Subject: Foo (Bar)---I now see the light! (Or that which is > made light of) > > > > > > > jason corbett <[EMAIL PROTECTED]> wrote: > As a newbie, I have seen the statement "foo (bar)" mentioned > in books and and eve

Re: Foo (Bar)---I now see the light! (Or that which is made light of)

On Wed, 8 Sep 2004, Jose Alves de Castro wrote: From dictionary.com : Another common metasyntactic variable; see foo. Hackers do *not* generally use this to mean FUBAR in either the slang or jargon sense. According to a german correspondent, the term was coined during WW2 by allied troops who

Re: Foo (Bar)---I now see the light! (Or that which is made light of)

From dictionary.com : Another common metasyntactic variable; see foo. Hackers do *not* generally use this to mean FUBAR in either the slang or jargon sense. According to a german correspondent, the term was coined during WW2 by allied troops who could not pronounce the german word "furc

Re: Foo (Bar)

>>>>> "Wiggins" == Wiggins d Anconia <[EMAIL PROTECTED]> writes: Wiggins> Not just Perl programmers: Wiggins> http://jargon.watson-net.com/jargon.asp?w=metasyntactic%20variable Wiggins> http://jargon.watson-net.com/jargon.asp?w=foo It's because of

RE: Foo (Bar)

> -Original Message- > From: M Senthil Kumar [mailto:[EMAIL PROTECTED] > Sent: Wednesday, September 08, 2004 9:53 AM > To: jason corbett > Cc: perl beginners > Subject: Re: Foo (Bar) > > > > Hi, > > On Wed, 8 Sep 2004, jason corbett wrote: > &

RE: Foo (Bar)

Bob Showalter wrote: > http://www.catb.org/~esr/jargon/html/M/metasyntactic-variable.html Oops, sorry. Didn't realize someone already posted that link. -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]

Re: Foo (Bar)

On Wed, 8 Sep 2004, Wiggins d Anconia wrote: On Wed, 8 Sep 2004, jason corbett wrote: Just as algebra problems often use "x" and "n" for arbitrary variables, many Perl programmers use "foo" and "bar" for arbitrary variables. Not just Perl programmers: h

RE: Foo (Bar)

jason corbett wrote: > As a newbie, I have seen the statement "foo (bar)" mentioned in books > and and even on this site. I haven't yet seen what this actually mean > as I can assume that its just for examples. If I am wrong please > explain in detail what this is abo

Re: Foo (Bar)

Hi, On Wed, 8 Sep 2004, jason corbett wrote: > As a newbie, I have seen the statement "foo (bar)" mentioned in books > and and even on this site. I haven't yet seen what this actually mean as > I can assume that its justfor examples. If I am wrong please explain in >

Foo (Bar)---I now see the light! (Or that which is made light of)

jason corbett <[EMAIL PROTECTED]> wrote: As a newbie, I have seen the statement "foo (bar)" mentioned in books and and even on this site. I haven't yet seen what this actually mean as I can assume that its just for examples. If I am wrong please explain in deta

Re: Foo (Bar)

> On Wed, 8 Sep 2004, jason corbett wrote: > > > As a newbie, I have seen the statement "foo(bar)" mentioned in books > > and and even on this site. I haven't yet seen what this actually mean > > as I can assume that its just for examples. If I am wrong

Re: Foo (Bar)

in short , foo bar baz etc. just mean 'something', 'another something' whatever is discussing about.for more, check results in google.com for 'metasyntactic variables' HTH - Original Message - From: "jason corbett" <[EMAIL PROTECT

RE: Foo (Bar)

Jason: Foo & bar (or just foobar) are terms of varied origins simply meant to express 'this thing' as in 'in function foo what will the output be given argument bar'. (Compare also to: x (y)) There are many explanations for the origin of the term, and most are captured at

Re: Foo (Bar)

On Wed, 8 Sep 2004, jason corbett wrote: As a newbie, I have seen the statement "foo(bar)" mentioned in books and and even on this site. I haven't yet seen what this actually mean as I can assume that its just for examples. If I am wrong please explain in detail what this is

Foo (Bar)

As a newbie, I have seen the statement "foo (bar)" mentioned in books and and even on this site. I haven't yet seen what this actually mean as I can assume that its just for examples. If I am wrong please explain in detail what this is about. Thanks, JC

Re: howto 'cat file|grep "foo bar"|wc -l' in perl

Maurice Lucas wrote: Hello, I just started using perl and want to rewrite a simple bash script i've been using in the past to perl. I want to cat file|grep "foo bar"|wc -l and tried it the following way which worked for foobar as one word and not as two words. --- #!/usr/bin/perl $

RE: howto 'cat file|grep "foo bar"|wc -l' in perl

> > Hello, > > > > I just started using perl and want to rewrite a simple bash > > script i've been > > using in the past to perl. > > > > I want to cat file|grep "foo bar"|wc -l and tried it the > > following w

RE: howto 'cat file|grep "foo bar"|wc -l' in perl

> Hello, > > I just started using perl and want to rewrite a simple bash > script i've been > using in the past to perl. > > I want to cat file|grep "foo bar"|wc -l and tried it the > following way which > worked for foobar as one word and no

Re: howto 'cat file|grep "foo bar"|wc -l' in perl

Maurice Lucas wrote: Hello, Hello, I just started using perl and want to rewrite a simple bash script i've been using in the past to perl. I want to cat file|grep "foo bar"|wc -l and tried it the following way which worked for foobar as one word and not as two words. --- #!/usr/bi

Re: howto 'cat file|grep "foo bar"|wc -l' in perl

<[EMAIL PROTECTED]> Sent: Friday, July 30, 2004 1:41 PM Subject: Re: howto 'cat file|grep "foo bar"|wc -l' in perl > Maurice Lucas wrote: > > Hello, > > > > I just started using perl and want to rewrite a simple bash script i've been > > u

Re: howto 'cat file|grep "foo bar"|wc -l' in perl

Maurice Lucas wrote: Hello, I just started using perl and want to rewrite a simple bash script i've been using in the past to perl. I want to cat file|grep "foo bar"|wc -l and tried it the following way which worked for foobar as one word and not as two words. --- #!/usr/bin/perl $

howto 'cat file|grep "foo bar"|wc -l' in perl

Hello, I just started using perl and want to rewrite a simple bash script i've been using in the past to perl. I want to cat file|grep "foo bar"|wc -l and tried it the following way which worked for foobar as one word and not as two words. --- #!/usr/bin/perl $logfile = &q

Re: Is foo qw (arg1 arg2) equivalent to foo (arg1, arg2)?

On Nov 6, Dan Anderson said: > >> Dan> So: foo->bar qw(foo bar); is equivalent to foo->bar("foo","bar"); ? >> >> Only in recent Perls. > >Do you know exactly how recent? Are we talking 5 or better or 3 or >better? Without check pe

Re: Is foo qw (arg1 arg2) equivalent to foo (arg1, arg2)?

> Dan> So: foo->bar qw(foo bar); is equivalent to foo->bar("foo","bar"); ? > > Only in recent Perls. Do you know exactly how recent? Are we talking 5 or better or 3 or better? Thanks in advance, -Dan -- To unsubscribe, e-mail: [EMAIL PROTECTED] F

Re: Is foo qw (arg1 arg2) equivalent to foo (arg1, arg2)?

>>>>> "Dan" == Dan Anderson <[EMAIL PROTECTED]> writes: Dan> So: foo->bar qw(foo bar); is equivalent to foo->bar("foo","bar"); ? Only in recent Perls. The mapping of qw(...) to a (...) list at compile time is a modern addition. Old

Re: Is foo qw (arg1 arg2) equivalent to foo (arg1, arg2)?

[sorry about that first post, I got ^X-happy] On Nov 5, Dan Anderson said: >use Data::Dump qw(dump); >foo->bar qw(foo bar); >Am I correct in assuming that if I have a subroutine foo (or method if >called with a package name), and I use qw() it takes all words seperated >by

Re: Is foo qw (arg1 arg2) equivalent to foo (arg1, arg2)?

On Nov 5, Dan Anderson said: >I've noticed that in code examples something like the following will be >used: > >use Data::Dump qw(dump); >foo->bar qw(foo bar); > >(Syntax may not be 100% correct). > >Am I correct in assuming that if I have a subroutine foo (

Re: Is foo qw (arg1 arg2) equivalent to foo (arg1, arg2)?

Dan Anderson wrote: > I've noticed that in code examples something like the following will be > used: > > use Data::Dump qw(dump); > foo->bar qw(foo bar); > > (Syntax may not be 100% correct). > > Am I correct in assuming that if I have a subroutine foo (or met

Is foo qw (arg1 arg2) equivalent to foo (arg1, arg2)?

I've noticed that in code examples something like the following will be used: use Data::Dump qw(dump); foo->bar qw(foo bar); (Syntax may not be 100% correct). Am I correct in assuming that if I have a subroutine foo (or method if called with a package name), and I use qw() it takes a

Re: The 'use' pragma vs. Foo::bar syntax (Correction)

st reaction to the posting would be ("Why don't you try--"), tried it, and it worked. Below shows that in principle what you are trying should work. Your problem must lie elsewhere. [peter@tweety /tmp]$ cat prog #!/usr/bin/perl -w use strict; use Foo qw(foo); use Bar qw(bar); fo

Re: The 'use' pragma vs. Foo::bar syntax

In article <[EMAIL PROTECTED]>, [EMAIL PROTECTED] (Jeff 'Japhy' Pinyan) writes: >On Oct 26, email/phone: [EMAIL PROTECTED] said: > >>package Electric; >>require 5.005; >>require Exporter; >>@Electric::ISA=qw(Exporter); >>@Electric::EXPORT_OK=qw(testvolts testamps testohms); > >You don't need to qu

The 'use' pragma vs. Foo::bar syntax (Correction)

My previous post had a typo, the listing showed @Icuc instead of @Other, this listing I believe to be correct (although it still yields the same 'undefined subroutine' error. I am new to Perl but am enjoying the language tremendously having programmed in other languages for many years I wish I had

Re: The 'use' pragma vs. Foo::bar syntax

On Oct 26, email/phone: [EMAIL PROTECTED] said: >package Electric; >require 5.005; >require Exporter; >@Electric::ISA=qw(Exporter); >@Electric::EXPORT_OK=qw(testvolts testamps testohms); You don't need to qualify these variables with package names. package Electric; # ... @ISA = qw( Export

The 'use' pragma vs. Foo::bar syntax

Good afternoon, my name is John, please accept my apologies for this long post. I am new to Perl but am enjoying the language tremendously having programmed in other languages for many years I wish I had picked up Perl long ago. I had thought that I understood how the 'use' pragma worked, but apar

RE: Can't call method "foo" without a package or object reference at...

> -Original Message- > From: Elias Assmann [mailto:[EMAIL PROTECTED]] > Sent: Monday, June 17, 2002 5:45 PM > To: [EMAIL PROTECTED] > Subject: Can't call method "foo" without a package or object reference > at... > > > Hello, > > I ra

Re: switch/case foo - a quandery

At 11:19 AM 6/3/02 -0700, drieux wrote: >[ name withheld to protect the innocent.] >[..] >> From reading your response, below, I take it that you don't think very >> highly of the SWITCH command? Can you elaborate just a little for me as >> to why? You see, I've dabbled in other languages (mos

switch/case foo - a quandery

. default: HurlFurBall("there is no default for this"); } They had MULTIPLE places in their code where they would have to edit the text to insert a New Verb Rather than the really cheasy solution of updating their make file to include

Re: Quieting 'Name "main::foo" only used once..."

On Wed, 2002-03-27 at 18:46, [EMAIL PROTECTED] wrote: > Hello, All: > > Is there a simple way to stop perl from complaining that a variable is > only used once (possible typo at...)? e.g., > > #! /usr/bin/perl -w > use Getopts::Std; > > getopts('d&

Re: Quieting 'Name "main::foo" only used once..."

Don't use the -w... It's for warnings.. Then you won't get it. -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]

Quieting 'Name "main::foo" only used once..."

Hello, All: Is there a simple way to stop perl from complaining that a variable is only used once (possible typo at...)? e.g., #! /usr/bin/perl -w use Getopts::Std; getopts('d'); print "foo" if ($opt_d); If I use 'my()' perl complains that the varia

Re: kung foo

> when studying PERL, how many months does > it generally take to get past the > "baby talk" stage? Assuming full time, and some experiance of other languages you should be quite proficent after 2-3 months... I created my first script, Tk script, module and object by then - albeit they were'nt pe

RE: kung foo

very quickly, and yet there is still plenty more to learn the longer you keep on going. -Original Message- From: crash [mailto:[EMAIL PROTECTED]] Sent: Friday, March 15, 2002 3:49 PM To: [EMAIL PROTECTED] Subject: kung foo when studying PERL, how many months does it generally take to get pas

RE: kung foo

Months you say? hehehe I don' think I'll ever get out of it. - naika http://www.naikaonline.com -Original Message- From: crash [mailto:[EMAIL PROTECTED]] Sent: Friday, March 15, 2002 3:49 PM To: [EMAIL PROTECTED] Subject: kung foo when studying PERL, how many mont

kung foo

when studying PERL, how many months does it generally take to get past the "baby talk" stage? any estimates? __ Do You Yahoo!? Yahoo! Sports - live college hoops coverage http://sports.yahoo.com/ -- To unsubscribe, e-mail: [EMAIL PROTECTED] For a

Perspective on $foo [slightly OT]

Hi all, In the recent past, I've noticed that several participants of this list have asked about the meaning / background / derivation of the commonly used variable: $foo. Now, those making this inquiry have had a more than reasonable basis for their confusion. Other than being just a var

Re: $foo

From: Susan Aurand <[EMAIL PROTECTED]> > I am learning Perl, so this may seem a dumb question to the advance > Perl Programmers. What exact purpose does $foo do? Example $foo=$_. > What benefit do I get from making the input string $foo? Every place > I l

RE: $foo

lol. This should help explain. http://whatis.techtarget.com/definition/0,,sid9_gci212139,00.html When you see something like $foo = $_; It means that someone is taking the value of the default variable ($_) and assiging in to another scalar. In this case, $foo, but it could just as easily be

$foo

I am learning Perl, so this may seem a dumb question to the advance Perl Programmers. What exact purpose does $foo do? Example $foo=$_. What benefit do I get from making the input string $foo? Every place I look I do not get a clear understanding or picture of $foo. Thank you Susan -- To

RE: Would anybody tell me what is the meaning of "foo" ?

anybody tell me what is the meaning of "foo" ? Here's my understanding, pretty sure I am very close, if not correct. Foo and Bar are parts of a miliary acronym (or at least that is my understanding of its origin), FooBar. Sometimes called FuBar. They stand for: 1) Fouled up beyond

Re: Would anybody tell me what is the meaning of "foo" ?

ctive signal and FU-BAR a false-active signal (the signal name written with a line written above it on the schematic). As an extension of the older SNAFU, FU-BAR as, a pun became fouled up beyond all repair. To clean it further, FU turned into FOO. Anyway, that's the story as I heard it year

Re: Would anybody tell me what is the meaning of "foo" ?

Here's my understanding, pretty sure I am very close, if not correct. Foo and Bar are parts of a miliary acronym (or at least that is my understanding of its origin), FooBar. Sometimes called FuBar. They stand for: 1) Fouled up beyond all recognition (family version) - or - 2) F*** up b

RE: Would anybody tell me what is the meaning of "foo" ?

When writing sample code one often finds themselves thinking "what should I name this meaningless variable?" Since often the variable names are incidental to the point of the sample code it's become a convention to reuse the names foo and bar to save time and effort.

Re: Would anybody tell me what is the meaning of "foo" ?

Thank you Eric and Peter. but.. I still don't understand.. What is the meaning of foo in perl programming ? I see quite a lot of sample codes use foo. besides, and what is bar ? Is that a certain type of variable ?? just like a number or something like escape char ?? Please te

Re: Would anybody tell me what is the meaning of "foo" ?

Today is your lucky day. Or unlucky day, if you spend even half the time I've squandered this day, reading definitions, anecdotes and commentary in "The Jargon Lexicon". Here's the link. You were warned. -Eric S. http://www.tuxedo.org/~esr/jargon/html/entry/foo.html -- E-mail privacy: ht

RE: Would anybody tell me what is the meaning of "foo" ?

It's a deliberate misspelling of fubar which means... Well, check this out. http://whatis.techtarget.com/definition/0,,sid9_gci748437,00.html -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]

Would anybody tell me what is the meaning of "foo" ?

Re: foo bar? -Reply

Actually, the American military acronym 'fubar' goes back at least to World War II. The use of 'foo' and 'bar' as metasyntactic variables probably dates to the the lisp hackers at the MIT AI lab in the 50's or 60's , before unix. Foo and bar funct

Re: foo bar?

This is in the jargon file: http://www.tuxedo.org/~esr/jargon/html/entry/foobar.html Cheers, Kevin On Wed, May 16, 2001 at 09:07:11AM -0400, Brett W. McCoy ([EMAIL PROTECTED]) spew-ed forth: > On Wed, 16 May 2001, ber kessels wrote: > > > Maybe a silly question but where doe

Re: foo bar?

For more information about words like "foo" and "bar"... you can consult "the Jargon File", found in several spots on the web. Here's one of its locations... http://www.tuxedo.org/~esr/jargon/ Stephen Neu Internet Development Characterlink.net (630) 323-9800 ext. 235

Re: foo bar?

: Maybe a silly question but where does foo-bar or foobar refer to? : : Everyone uses it in perl, but I cannot find the origin of it. See the entry in the Hacker Jargon file: http://www.tuxedo.org/~esr/jargon/html/entry/foo.html -- tdk

Re: foo bar?

On Wed, 16 May 2001, ber kessels wrote: > Maybe a silly question but where does foo-bar or foobar refer to? > > Everyone uses it in perl, but I cannot find the origin of it. > I am not english (I am Duch), but even my english teacher didn't know it, he had > even never heard

Re: foo bar?

cked Up Beyond Any Recognition (pardon the expletives) > > so, us perl geeks use 'foo' and 'bar' as standard variable names in examples now... > > So much for a short stroll thru history =) > > Regards, > > Jos Boumans > > ber kessels wrote: > > > H

Re: foo bar?

it comes from the vietnam war iirc (watch full metal jacket if you want some 'insight' ;-) it is originally 'fubar' or Fucked Up Beyond Any Recognition (pardon the expletives) so, us perl geeks use 'foo' and 'bar' as standard variable names in examples

foo bar?

Hi, Maybe a silly question but where does foo-bar or foobar refer to? Everyone uses it in perl, but I cannot find the origin of it. I am not english (I am Duch), but even my english teacher didn't know it, he had even never heard of it. I am just curious that's all. Thanx for re