‘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 its argument to …

2021年10月6日 · Synology NAS: Trying to login after 2-factor authentication results in "wrong verification code. please try again" Asked 4 years, 3 months ago Modified 14 days ago Viewed 20k times

2013年2月25日 · Is the general rule to use factor when the variable being used to determine the shape/size/colour is discrete, and not continuous? Or is there another use of factor in this context? It …

2018年12月6日 · 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 …

2024年4月10日 · GGplot Legend Showing Blank Fill for Missing Factor Level Asked 1 year, 9 months ago Modified 1 year, 5 months ago Viewed 2k times

2014年8月8日 · I am trying to write a loop which can apply to a dataframe. The loop will basically check each variable in the dataframe and tell me which variable is a factor. An example: test1<-c("red","re...

2017年6月28日 · I would like to 'summarise' a factor variable in R, so that for each record I know what factor levels are present. Here is a simplified example dataframe: df <- data.frame (record= c ("a",&

2021年3月29日 · Change your line where you are making the factor to make it an ordered factor, and specify the exact level names. You also don't need to do the x=c(sizes) thing, just put in sizes instead.

azure-active-directory multi-factor-authentication azure-ad-b2b authenticator asked Jul 24, 2020 at 18:04 successhawk 3,401 5 37 53

2017年4月13日 · What is the most effective (ie efficient / appropriate) way to clean up a factor containing multiple levels that need to be collapsed? That is, how to combine two or more factor levels into one. …