dataframe
Rearrange an R data frame like an Excel PivotTable
I have the following data frame in R: > str(x2) \'data.frame\':262064 obs. of15 variables: $ ykod : int99 99 99 99 99 99 99 99 99 99 ...[详细]
2023-04-12 21:51 分类：问答Merging in R - merging what is similar...easy
I have two data frames like so: AB 16 27 54 33 9开发者_如何学Python9 and the other one: AC 15 59 31 91 and I want to merge them to create[详细]
2023-04-12 07:20 分类：问答Breaking up a character string into multiple character strings on different lines
I have a data frame that contains a long character string each associated with a \'Sample\': SampleData[详细]
2023-04-12 04:32 分类：问答Identify records in data frame A not contained in data frame B [closed]
It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical andcannot be reasonably answered in its current form. For help cl开发[详细]
2023-04-12 01:36 分类：问答Creating new data frames from a larger data frame using a list
I have a data frame that contains multiple data points for a large number of samples. Here is a shortened example with 3 samples each with 3 data points:[详细]
2023-04-11 04:38 分类：问答'x' must be a numeric vector: Error from data.frame of numbers
I am running a cor.test on two columns within a file/table. tmp <- read.table(files_to_test[i], header=TRUE, sep=\"\\t\")[详细]
2023-04-10 21:54 分类：问答Mean of elements in a list of data.frames
Suppose I had a list of data.frames (of equal rows and columns) dat1 <- as.data.frame(matrix(rnorm(25), ncol=5))[详细]
2023-04-10 21:31 分类：问答creating one new data frame applying one function over existing one
I\'m trying to create a new data frame using an existing one with data in pairs TargetIDA1A2B1B2 cg00000108 0.94483140 0.959417300 0.94427000 0.956393400[详细]
2023-04-10 15:08 分类：问答change columns position in a data frame using a tab txt list in R
Maybe this is a simple question, but I\'m trying to change the position of columns in a data frame in R. I\'ve got this data frame[详细]
2023-04-10 14:06 分类：问答Merge two data frames in R and find common values and non-matching values
I am 开发者_JAVA技巧trying to find a function to match two data frames of different lengths on one common column only, and create a different column which specifies if it found a match or not.[详细]
2023-04-10 01:52 分类：问答
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