what's the "str2num" mean?
str2num means "convert string to number"; even more cryptic is the fact that "str2num 1:10" is equivalent to "str2num('1:10')" (Matlab allows you to omit the single quotes and parentheses when using functions that take character strings as arguments).
Back to basics 20 - singleton dimensions
Sum of first n terms of a harmonic progression
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03 - Matrix Variables 2
07 - Common functions and indexing 6
Reverse Run-Length Encoder
Times 2 - START HERE
Get the area codes from a list of phone numbers
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