Category Archives: Languages

PHP: Get URL Content Using PHP Curl

Posted on November 30, 2011 by Masao 

/* gets the data from a URL */ function get_data($url) { $ch = curl_init(); $timeout = 5; curl_setopt($ch,CURLOPT_URL,$url); curl_setopt($ch,CURLOPT_RETURNTRANSFER,1); curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,$timeout); $data = curl_exec($ch); curl_close($ch); return $data; } Source: http://davidwalsh.name/download-urls-content-php-curl

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Perl: Error Handling Try Catch Using Eval

Posted on May 25, 2011 by Masao 

eval { … }; if ($@) { errorHandler($@); }

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Bash: How To Get Absolute Value Using BASH

Posted on April 28, 2011 by Masao 

echo ‘-12′ | nawk ‘{ print ($1 >= 0) ? $1 : 0 – $1}’

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PHP: How To Convert UTC to Local Time

Posted on April 23, 2011 by Masao 

How to convert your MySQL timestamps from UTC to local time: $gmdatetime = gmdate(“Y-m-d H:i:s”); print “gmdatetime: $gmdatetime\n”; list($gmdate, $gmtime) = explode(‘ ‘, $gmdatetime); list($gmyear, $gmmon, $gmday) = explode(‘-’, $gmdate); list($gmhour, $gmmin, $gmsec) = explode(‘:’, $gmtime); print “gmmktime($gmhour, $gmmin, $gmsec, … Continue reading →

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Perl: How To Write Dynamic Subroutines

Posted on April 8, 2011 by Masao 

Dynamic Functions in Perl #!/usr/bin/perl use strict; { no strict ‘refs’; my $good_name = “foo”; *{ $good_name } = sub { print “Hi, how are you?\n” }; my $remote_name = “Some::Module::foo”; *{ $remote_name } = sub { print “Hi, are … Continue reading →

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How To Log to Multiple Files Using Log4perl

Posted on April 21, 2010 by Masao 

How to log to multiple files using a single Log4perl logger. Example: you have an INFO level logger, but you want to log warnings and errors to separate files. You also want to log to the screen. ### Throw everything … Continue reading →

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