r lengthen data frame with duplicate names stack overflow.
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fix error message when data frame contains duplicated names by.
23 02 2021 1 answer1 active oldest votes 3 the problem is not pivot wider it can be used on data frame s containing columns with the same name mutate can t so we need to transform the columns to character columns either by i using base r or ii if you want to stay in the larger tidyverse purrr modify at after all a data frame is always a list.
r failure to rename duplicate column names with dplyr rename.
13 07 2020 add this suggestion to a batch that can be applied as a single commit this suggestion is invalid because no changes were made to the code suggestions cannot be applied while the pull request is closed.
python 10 ways to filter pandas dataframe.
25 09 2020 given a tibble or data frame that has duplicate column names i want to use dplyr rename or dplyr rename with to either a differentiate the duplicate names with a serial numeric suffix a 1.
pandas dataframe duplicated pandas 1 2 5 documentation.
13 07 2019 method 2 query function in pandas package there are multiple ways to perform filtering the above code can also be written like the code shown below this method is elegant and more readable and you don t need to mention dataframe name everytime when you specify columns variables.
pandas dataframe drop duplicates pandas 1 2 5 documentation.
pandas dataframe duplicated dataframe duplicated subset none keep first source return boolean series denoting duplicate rows considering certain columns is optional.
r help problem with duplicates in row names.
pandas dataframe drop duplicates dataframe drop duplicates subset none keep first inplace false ignore index false source return dataframe with duplicate rows removed.
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07 09 2012 hi rolf i suggested that in matrix duplicate row names are possible set seed 1 dat1 data frame a sample 1 50 5 replace true b rnorm 5 15 dat2 as matrix dat1 row names dat2 rep a 5 a k original message from rolf turner hidden email to fred hidden email cc hidden email sent sunday september 9 2012 4 26 pm subject re r problem with duplicates in row.
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20 10 2018 input my list 12 65 54 39 102 339 221 50 70 output 65 39 221 we can use lambda function inside the filter built in function to find all the numbers divisible by 13 in the list in python anonymous function means that a function is without a name the filter function in python takes in a function and a list as arguments.
filter error can't transform a dataframe with duplicate names
