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Determining safe positions

Determining safe positions: Code Clinic: Ruby
Determining safe positions: Code Clinic: Ruby

Join for an in-depth discussion in this video Determining safe positions, part of Code Clinic: Ruby.

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Skill Level Intermediate
5h 42m
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Q: I'm running Windows and can't get some of the code shown in the videos to install. Is there something else I need to do?

A: For exercises that compile third-party code, Windows users may need to install the RubyInstaller Development Kit (DevKit).  DevKit is a MSYS/MinGW-based toolkit than enables you to build many of the native C/C++ extensions available for Ruby. DevKit was previously included in the Windows installer, but now requires a separate download and installation. The installation instructions are available at

Q: Why can't I access the Lake Pend Orielle site (

A: The Lake Pend Orielle site is not accessible in some geographical areas. We have contacted the owner of the server to try to resolve this issue.

Q: I am unable to access the Lake Pend Oreille data from outside the U.S.

A: A static copy of this data is provided here for members outside of the U.S

Skills covered in this course
Developer Programming Languages Ruby Ruby on Rails

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