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 …
When to use as.numeric and as.factor in R - Stack Overflow
Feb 17, 2020 · Factors (with as.factor) are variables that have discrete values, which may or may not be ordered. In other areas of science outside R they're often called categorical values. For …
Synology NAS: Trying to login after 2-factor authentication results …
Apr 17, 2023 · Synology NAS: Trying to login after 2-factor authentication results in "wrong verification code. please try again" Asked 4 years, 4 months ago Modified 1 month ago …
Using R dplyr mutate to create a factor column using pre-declared ...
Sep 28, 2023 · Using R dplyr mutate to create a factor column using pre-declared levels Ask Question Asked 2 years, 5 months ago Modified 2 years, 5 months ago
r - set factor levels in specific order - Stack Overflow
Sep 11, 2021 · set factor levels in specific order [duplicate] Ask Question Asked 4 years, 5 months ago Modified 4 years, 5 months ago
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 …
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 …
Optimal bcrypt work factor - Stack Overflow
What would be an ideal bcrypt work factor for password hashing. If I use a factor of 10, it takes approx .1s to hash a password on my laptop. If we end up with a very busy site, that turns into …
r - Re-ordering factor levels in data frame - Stack Overflow
Aug 24, 2013 · Re-ordering factor levels in data frame [duplicate] Ask Question Asked 12 years, 6 months ago Modified 4 years, 6 months ago
Retain unused factor levels in legend when using scale_*_manual
Mar 4, 2024 · Missing factor levels are assigned fill colours via scale_fill_manual(), but those fill colours are not represented by the fill legend in my plot. I expected drop = FALSE in my …