Create a vector of length N for an integer of N digits.
x = 123045;
x_vec = [1 2 3 0 4 5];
I happened upon a trick to do this.
I do not know why or how the trick works.
I'd like int2vec to be a standard conversion function
Calculate the Levenshtein distance between two strings
Set some matrix elements to zero
Switch matrix to a column vector
Hamming Weight - Fast
GJam March 2016 IOW: Clock Dance
Unique: Faster 'rows' for large array of uint8
GJam 2014 Rd 1c: Reordering Train Cars (Large)
Fix y_correct : Hack
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