Perl: Uninterruptible Power Supply Power through power outagesJul 03, 2008
An uninterruptible power supply can help get you through a short power outage without losing data or damaging hardware. A Nagios script written in Perl checks UPS health and initiates a controlled powerdown if the unit exhausts its battery capacity.more »
Perl: Character Sets Organizing character and code setsJul 02, 2008
When foreign characters occur in program code or data, Perl programmers need a solution that avoids the tribulations of Babel.more »
Perl: IMAP Chat Log Gaim playJul 01, 2008
Are you interested in storing, organizing, and searching instant messaging conversations on your IMAP server? The Perl script in this month’s column can help you do just that.more »
Perl: Multimeter to Measure Power Consumption Perl uses a multimeter to report power consumptionJul 01, 2008
Today’s digital multimeters can do more than measure current and voltage. Multimeters also measure capacity and temperature. An inexpensive multimeter can talk to your PC via the serial port, and simple Perl scripts let you read and visualize data in neat charts.more »
Perl: Daily Tip Serve a daily dose of informationJun 30, 2008
When tackling something complex, such as a foreign language or Vim commands, digesting small bits of knowledge might be more effective than consuming a super-sized meal of information. This month’s Perl column gives you a method of serving up knowledge snippets by email.more »
Perl: Skydiving Simulation Skydiving simulation with PerlJun 19, 2008
Computer game programmers apply physical formulas and special tricks to create realistic animations. Simple DirectMedia Layer (SDL), which is available as a Perl wrapper, provides a powerful framework for creating simple 2D worlds with just a couple of lines of code.more »
Perlbal Scaling your website with the Perlbal web serverJun 17, 2008
Let the nimble Perlbal web server keep your traffic in balance.more »
Perl: Ptrace Perl script uses Ptrace for process tracingMay 31, 2008
Linux lets users watch the kernel at work with a little help from Ptrace, a tool that both debuggers and malicious process kidnappers use. A CPAN module introduces this technology to Perl and, if this is not enough, C extensions add functionality.more »
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