This was cool, I didn't know about this before.
Remove all the consonants
Remove any row in which a NaN appears
Getting the absolute index from a matrix
Return the first and last characters of a character array
Test if two numbers have the same digits
Back to basics 5 - Clipboard
Convert Roman to Arabic Numerals
Back to basics 6 - Column Vector
Back to basics 20 - singleton dimensions
Back to basics 22 - Rotate a matrix
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