Capitalize the "d" in "debugging" so that the link will go to the intended page and not a 404.
Redirect/delete pages
Proof reading functions
Start hacking expressions into shape
More thinking about computing on the language
Fixed typos.
Fixed typo.
More writing
More on errors and debugging
Integrate reproducible example into errors
Ensure all pages have blank line at end. Seems to be needed for build-book.sh
Fix a (very) minor typo
Updated Dealing with errors and exceptions (markdown)
typo in the command to launch a R vanilla session
More working
Tweaking
More on exceptions
More errors
Decent start on debugging
More computing on the language
Lots of tweaking
Print vs message vs warning vs stop
Tweaks
Draft exceptions and debugging