R – Replace Character in a String
How to replace a single character in a string on the R DataFrame column (find and replace)? To replace a first or all occurrences of a single character in a…
0 Comments
June 20, 2022
R – Replace Column Value with Another Column
How to replace R DataFrame columns value with or from another column? I have already created many articles on replacing column values in R and in this article, I will…
June 18, 2022
R dplyr mutate() – Replace Column Values
Use mutate() and its other verbs mutate_all(), mutate_if() and mutate_at() from R dplyr package to replace/update the values of the column (string, integer, or any type) in DataFrame (data.frame). For…
June 18, 2022
R – Replace String with Another String or Character
One of the most use cases we get while working with data in R DataFrame is curating it and one of the curation rules is to replace one string with…
June 18, 2022
Replace Values Based on Condition in R
There are multiple ways to replace column values based on condition in an R DataFrame. Conditionally updating columns is a very basic thing we do all the time while manipulating…
June 15, 2022
R – str_replace() to Replace Matched Patterns in a String.
R str_replace() and str_replace_all() are used to replace values of a string column based on matched patterns ( pattern matching with regex - regular expression), also used to replace with…
June 15, 2022
R – Replace Empty String with NA
How to replace an empty string with NA in R DataFrame (data.frame)? By using methods from R built-in, and dplyr package we can replace empty strings with NA values on…
June 14, 2022
R – Replace Zero (0) with NA on Dataframe Column
By using methods from R base, dplyr and tidyr packages we can replace zero (0) with NA value on dataframe columns. In this article, I have covered 10 ways to…
June 14, 2022
R – Replace NA with Empty String in a DataFrame
How to replace NA (missing values) with blank space or an empty string in an R dataframe? You can replace NA values with blank space on columns of R dataframe…
June 13, 2022
R – Replace NA with 0 in Multiple Columns
Use R dplyr::coalesce() to replace NA with 0 on multiple dataframe columns by column name and dplyr::mutate_at() method to replace by column name and index. tidyr:replace_na() to replace. Using these…
June 13, 2022