Why We Sleep: Unlocking the Power of Sleep and Dreams
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Hello Swift!: iOS app programming for kids and other beginners
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Machine Learning in the AWS Cloud
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The Cathedral & the Bazaar
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Intermediate Perl: Beyond the Basics of Learning Perl
Randal L. Schwartz & Brian D Foy & Tom Phoenix
Learning Perl
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Perl One-Liners
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Programming Perl
Tom Christiansen & Brian D Foy & Larry Wall & Jon Orwant