Why use as.factor () instead of just factor () - Stack Overflow
‘factor(x, exclude = NULL)’ applied to a factor without ‘NA’s is a no-operation unless there are unused levels: in that case, a factor with the reduced level set is returned. ‘as.factor’ coerces …
r - How to convert a factor to integer\numeric without loss of ...
See the Warning section of ?factor: In particular, as.numeric applied to a factor is meaningless, and may happen by implicit coercion. To transform a factor f to approximately its original …
How to force R to use a specified factor level as reference in a ...
You should do the data processing step outside of the model formula/fitting. When creating the factor from b you can specify the ordering of the levels using factor(b, levels = c(3,1,2,4,5)). Do …
How can I customize the tab-to-space conversion factor in VS Code?
Apr 30, 2015 · How do I customize the tab-to-space conversion factor when using Visual Studio Code? For instance, right now in HTML it appears to produce two spaces per press of TAB, …
What are the differences between a factor and a vector in R?
Dec 6, 2022 · A factor is a very specific type of vector that is an odd mix of numeric and character, which at first glance seems like a character, but under the hood is actually numeric. The …
ios - Re-enable GitHub two-factor authentication with …
On GitHub, type the code into the field under "Verify the code from the app". Click "Save". References: Configuring two-factor authentication - GitHub Docs - how to set up two-factor …
Convert existing dataframe variable to factor in Tidyverse
Feb 26, 2022 · When you have an existing character variable in a dataframe, is there an easy method for converting that variable to a factor using the tidyverse format? For example, the …
when to use factor () when plotting with ggplot in R?
Feb 25, 2013 · ggplot(mtcars) + geom_point(aes(x=mpg, y=drat, colour=factor(gear))) Is the general rule to use factor when the variable being used to determine the shape/size/colour is …
colors - Colouring plot by factor in R - Stack Overflow
May 26, 2016 · Using R's built in plot functionality Using R's built in plot functionality to get a plot colored by a factor and an associated legend is a 4-step process, and it's a little more …
Convert data.frame column format from character to factor
The complete conversion of every character variable to factor usually happens when reading in data, e.g., with stringsAsFactors = TRUE, but this is useful when say, you've read data in with …