Covering some basic topics I haven't seen elsewhere on Cody.
Return a string that is the path to the system's current temp directory
The assert is wrong. Dirs should not be tested as equal strings - slash can be omitted.
Find the sum of all the numbers of the input vector
Which doors are open?
Number of 1s in a binary string
Return 'on' or 'off'
Back to basics 7 - Equal NaNs
Number of toolboxes?
Convert Roman to Arabic Numerals
Back to basics 8 - Matrix Diagonals
Back to basics 10 - Max Float
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