by Karl-Kuno Kunze
In the beginning of most data science projetcs, data must be prepared for the task at hand. Very often only parts of entries in columns are necessary or entries must be re-formatted, especially for date and time entries. For this task you need good tools to manipulate text.
Even in the base version R comes packed with many functions for that purpose. However, these are partly inconsistent as syntax is concerned or run somewhat behind the abilities of languages like Python – or require quite some complex code. Package stingr by Hadley Wickham comes in quite handy to fill the gap.