Your Turn
- Exercise: StringsAndBinaries-6
Write a function to capitalize the sentences in a string. Each sentence is terminated by a period and a space. Right now, the case of the characters in the string is random.
iex> capitalize_sentences("oh. a DOG. woof. ") "Oh. A dog. Woof. "
- Exercise: StringsAndBinaries-7
Chapter 7, Lists and Recursion, had an exercise about calculating sales tax. We now have the sales information in a file of comma-separated id, ship_to, and amount values. The file looks like this:
id,ship_to,net_amount 123,:NC,100.00 124,:OK,35.50 125,:TX,24.00 126,:TX,44.80 127,:NC,25.00 128,:MA,10.00 129,:CA,102.00 120,:NC,50.00Write a function that reads and parses this file and then passes the result to the sales_tax ...
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