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Popular trainers and instructors, Paul and Harvey Deitel, walk you through the Classes, Objects, Methods, and Strings in Java 9.

Doug Hellmann

Communications director of the Python Software Foundation, Doug Hellman, covers covers two modules in Python related to memory management.

Zed A. Shaw

Learn about the Dictionary data structure in Python.

Zed A. Shaw

Work through an exercise that demonstrates how Python functions and files can work together to make useful stuff.

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Blogs

John  Traenkenschuh

As 2015 winds down to a close, I reflect on what 2015 brought IT.

John  Traenkenschuh

Why Grandfather clocks?  What links are there between IT and clock movements?

John  Traenkenschuh

New Mac OS X Means New Tricks...

John  Traenkenschuh

Wow, who abducted our Windows 10 assumptions and left this smooth running and easy-to-use Operating System in their place?

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