… know how to handle.
Also add a notetip explaining rindex()
* modest prose editing * some formatting cleanup * added a few suggestions for further improvement
These questions could eventually be incorporated as exercises (if we decide to have exercises), or they could perhaps be incorporated in the text itself. I plan to write full answers to these three questions as well.
Improved some formatting. Left some editorial notes for authors.
- added =begin/=end programlisting tags - rephrased some prose for clarity - added X<> tags for indexing