To include the code ( echo=TRUE) unless you over-ride that These are the global options for knitting. The template markdown file will have a line of In the knitted document, then you can do this using the knitr options in Not important, but if they can be ignored and you want to suppress them You should check these warnings before knitting to make sure they’re Using default calcuation.No class or unkown class. The warning looks like this: No class or unkown class. It assumes the data are numeric, and they are so we can ignore
Throws a warning about not recognizing the class of data being entered
For example, within my tutorials the ci() function The code executes, but the function wants to alert you to a potential In general, look for keywords in error messages and then check your Should have been: `position = position_jitter(width = 0.1, height = position + position_jitter(width = 0.1, height = 0).The second error was because of including a + instead of The first error was because of a missing " before the Thrown by this command: geom_point(colour = #E69F00", position + position_jitter(width = 0.1, height = 0)) These by looking for where you specified colour and Which were arguments within the function that was being executed. The clues here are the references to ‘colour’ and ‘position’ both of ForĮxample: Error: Aesthetics must be either length 1 or the same as the data (28): colourError in layer(data = data, mapping = mapping, stat = stat, geom = GeomPoint, :object 'position' not found These errors can be tricky toĭebug because the resulting messages are often fairly unhelpful. Arguments are the stuff in brackets afterĪ function name. These are probably the most common and relate to you mis-specifyingĪn argument within a function.