Covering some basic topics I haven't seen elsewhere on Cody.
Given an input vector of numbers, output a square array with the vector as the main diagonal and all other elements = 0.
1 0 0 0
0 2 0 0
0 0 3 0
0 0 0 4
Find common elements in matrix rows
Getting the indices from a vector
Who has power to do everything in this world?
Back to basics 1 - Saving
Back to basics 25 - Valid variable names
Back to basics 5 - Clipboard
Back to basics 16 - byte order
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