Re: which is better when reading files

On Jan 11, 2008 2:00 PM, Enjoy_Life <[EMAIL PROTECTED]> wrote: > hi, who can tell me which is better of the following codes? > why there are different methods to read files? > thanks > > 1. open(INPUT, "< filedata") or die "Couldn't open filedata for reading: > $!\n"; > while () { > pr

Re: insert and query a db

On Jan 7, 1:50 pm, [EMAIL PROTECTED] (John Moon) wrote: > [>>] ... > > Please try (not tested). Placeholders help me a lot: > > my $sth_insert = $dbh->prepare('Insert into info (id, name, grade, > phone, cell, house, car) >values (?,?,?,?,?,?,?)') > or die DBI->errstr;

Re: which is better when reading files

thanks On Jan 11, 2008 5:04 PM, Jeff Pang <[EMAIL PROTECTED]> wrote: > On Jan 11, 2008 2:00 PM, Enjoy_Life <[EMAIL PROTECTED]> wrote: > > hi, who can tell me which is better of the following codes? > > why there are different methods to read files? > > thanks > > > > 1. open(INPUT, "< filedata")

RE: Creating an encrypted zipfile on Unix for Windows users

Create a Zip archive instead man zip for more information -e Encrypt the contents of the zip archive using a password which is entered on the terminal in response to a prompt (this will not be echoed; if standard error is not a tty

Re: user arguments, oracle - insert, delete and drop!

On Jan 11, 2008 6:11 AM, perlmunky <[EMAIL PROTECTED]> wrote: > I realise that this is not smart, at least without any parameter checking. > I need a way of making the information 'safe' - avoid sql injections etc. > hints, tips and solutions accepted :) Have you tried writing Perl code to do th

Re: which is better when reading files

Enjoy_Life wrote: > hi, who can tell me which is better of the following codes? why there are different methods to read files? thanks 1. open(INPUT, "< filedata") or die "Couldn't open filedata for reading: $!\n"; while () { print if /blue/; } close(INPUT); 2. use IO::File;

Re: where to download Perl Module Math::Trig::acos()

On Jan 11, 2008 1:46 PM, Jenny Chen <[EMAIL PROTECTED]> wrote: > Hi everyone, > > How is everybody doing? I need to use Math::Trig::acos(), but not able to > find it on CPAN. Does anyone know where I can download it from? > > Thanks > > Jenny > acos is in Math::Trig which is part of Math::C

installing Math::Complex

i too am having problems installing the Math::Complex module. Specifically, LWP does not seem to be available. At the end of the build steps I get an error message: writing makefile for Math::Complex Not OK running make test Can't test without successul make Running make install make had returned b

Re: user arguments, oracle - insert, delete and drop!

- Original Message - From: "perlmunky" <[EMAIL PROTECTED]> Newsgroups: perl.beginners To: Sent: Friday, January 11, 2008 9:11 AM Subject: user arguments, oracle - insert, delete and drop! Hi List, I am in the process of making a web service which will (at some point) query an ora

Re: insert and query a db

On Jan 10, 2008 10:50 PM, <[EMAIL PROTECTED]> wrote: > Only the content of the first 2 fields is displayed: In your shoes, I would check that 'use warnings' and 'use strict' are in place, and other basics, then I'd start debugging at the database. Check out the tracing facility, documented in th

Why doesn't this work: trinary operator?

When I execute this line: $type eq "unknown" ? $type="human" : $type="both"; $type is always "both". But executing this line: if ($type eq "unknown") {$type="human"} else {$type="both"}; $type is "human", which is want I want and expect. The context for these statements in my program is pasted

Re: installing Math::Complex

On Jan 11, 2008 2:06 PM, ANJAN PURKAYASTHA <[EMAIL PROTECTED]> wrote: > i too am having problems installing the Math::Complex module. Specifically, > LWP does not seem to be available. At the end of the build steps I get an > error message: > writing makefile for Math::Complex > Not OK > running ma

Re: user arguments, oracle - insert, delete and drop!

On Jan 11, 2008 9:43 AM, <[EMAIL PROTECTED]> wrote: > I have written some stuff - I am just concerned that people on the > big bad web know far more about these things (oracle - perl) than I > and that they will, with little trouble, side-step my parameter > checking. So, show us your code; and

user arguments, oracle - insert, delete and drop!

Hi List, I am in the process of making a web service which will (at some point) query an oracle DB with some user supplied text. Currently the page allows the user to select the information in the insert from a tick box, the tables from a list and the conditional they can choose and then enter as

where to download Perl Module Math::Trig::acos()

Hi everyone, How is everybody doing? I need to use Math::Trig::acos(), but not able to find it on CPAN. Does anyone know where I can download it from? Thanks Jenny

Re: find2perl

>You're misusing it. Set it within the wanted() routine when you're >looking at >a directory that you don't want to descend. It'll be cleared to 0 >before >calling wanted(), so setting it before calling find() is completely >useless. >-- >Randal L. Schwartz - Stonehenge Consulting Services,

Re: Why doesn't this work: trinary operator?

On Friday 11 January 2008 16:16:27 Zembower, Kevin wrote: > When I execute this line: > > $type eq "unknown" ? $type="human" : $type="both"; > > $type is always "both". But executing this line: > > if ($type eq "unknown") {$type="human"} else {$type="both"}; > > $type is "human", which is want I wa

Re: Why doesn't this work: trinary operator?

Zembower, Kevin wrote: When I execute this line: $type eq "unknown" ? $type="human" : $type="both"; $type is always "both". PRECEDENCE! ?: has higher precedence than = You want to do it like this: $type = $type eq 'unknown' ? 'human' : 'both'; John -- Perl isn't a toolbox, but a small m

Re: Why doesn't this work: trinary operator?

John W. Krahn wrote: Zembower, Kevin wrote: When I execute this line: $type eq "unknown" ? $type="human" : $type="both"; $type is always "both". PRECEDENCE! ?: has higher precedence than = You want to do it like this: $type = $type eq 'unknown' ? 'human' : 'both'; Your code parses as: