init factor reboot for 2016

block028_character-data.Rmd

@@ -7,7 +7,7 @@ output:
 ---
 
 ```{r setup, include = FALSE, cache = FALSE}
-knitr::opts_chunk$set(error = TRUE)
+knitr::opts_chunk$set(error = TRUE, collapse = TRUE, comment = "#>")
 ```
 
 *Under development*
@@ -18,6 +18,10 @@ We've spent alot of time working with big, beautiful data frames. That are clean
 
 But real life will be much nastier. You will bring data into R from the outside world and discover there are problems. Big problems.
 
+  * [Stack Exchange outage](http://stackstatus.net/post/147710624694/outage-postmortem-july-20-2016)
+  * [Regexes to validate/match email addresses](http://emailregex.com)
+  * [Fixing an Atom bug](http://davidvgalbraith.com/how-i-fixed-atom/)
+
 Here we discuss common remedial tasks for cleaning and transforming character data, also known as "strings". A data frame or tibble will consist of one or more *atomic vectors* of a certain class. This lesson deals with things you can do with vectors of class `character`.
 
 ### Resources
@@ -53,6 +57,7 @@ Encoding
   * Screeds on the Minimum Everyone Needs to Know about encoding
     - [The Absolute Minimum Every Software Developer Absolutely, Positively Must Know About Unicode and Character Sets (No Excuses!)](http://www.joelonsoftware.com/articles/Unicode.html)
     - [What Every Programmer Absolutely, Positively Needs To Know About Encodings And Character Sets To Work With Text](http://kunststube.net/encoding/)
+  * [Guide to fixing encoding problems in Ruby](http://www.justinweiss.com/articles/3-steps-to-fix-encoding-problems-in-ruby/) *parking here temporariliy ... looks useful but, obviously, it's about Ruby not R*
 
 ### Load stringr