data manipulation code snippets in r

access excel sheet in file in r

add a column with the same value in r

add a value to a vector in r

calculate index in r

calculate the mean by group in r

calculate the mean by group with missing data in r

calculate the z score by group in r

change the order of columns in r

check if column values have 90 percent overlap in vlaues in r

clear data from environment in r

convert a tibble to an xts using the `date` column of the tibble as the xts index in r

convert columns into rows in r

copy a csv file in r

count the number in a grouop in r

covnert a dataframe variable from character to factor in r

create a dataframe in r

create a dataframe from csv file in r

create a function with mutate in r

create a loop and make a shapiro test on specific columns chosen in a vector in r

creates timeseries in r

dataset with subset of variables in r

delete a csv file in r

delete a file in r

delete empty rows in r

display all column of a df in r

display all unique values from a variable in r

divide row by another row if it is a certain comun in r

dplyr left join without middle names in r

dplyr remove prefix column names in r

dplyr rename first character all column names in r

dplyr rename prefix column names in r

drop variables in r

duplicate every row in a table and add a suffix with dplyr in r

example for sink() function in r

export a dataframe as csv file in r

export list as csv in r

extract the latest entry of a file in r

filter a dataframe from specific variable value superior to in r

filter a dataframe rows based on multiple values from a specific column in r

filter dates tidyverse in r

find kth most common elements in tidyverse in r

find smallest number by group in r

from character to numeric in r

get 95 percentile outliers in column in r

get candidate join columns in r

how do i divide table collumns in r

how to apply a function to a specific set of variable from a dataframe in r

how to assign a value in r in r

how to combine two dataframe in r

how to create a data table in r

how to create a dataframe in r

how to create a table in r

how to get 10th item from 2nd column in r

how to make consecutive dates in r

how to merge data in r

how to remove duplication in r

in a dataframe where the concentration column goes 10, 5, 2, 1 repeatedly, reverse the order of the concentration column in r

in a time series dataframe named "csmib", drop all the rows containing na observations in r

in data.table, assign multiple columns by reference in r

isolate most common in r

load an excel file in r

make a long list in r

matrix, how tu use in r

move a column in r

multivariable merge table in r

mutate a column via its name in r

parse variables to lm in r

pivot longer one column in data frame in r

plot a graph of g against income with three colours for each race. in r

plot qlrdf in a ggplo2 2 plot qlrdf <- as.data.frame(qlr$fstats) qlrdf <- qlrdf %>% mutate(index = c(1:1730), stats = x) qlrdf$x <- null in r

r divide a row by another row if the next column matches in r

remove mutltiple columns from a df in r

remove a column in a df with a special name in r

remove a row from a dataframe in r

remove column 'a' and 'c' from a df in r

remove columns in a dataframe in r

remove dataset in environment in r

remove specific columns in a dataframe in r

removing column from a df with their column names in r

reorder columns in r

reverse the order of a column of a tibble using tidyverese in r

select all the col in df exept the last in r

set the first row as headers in r

split a time series data to windows of length 10. then for each window, find the closest 5 neighbors from past in r

spread a data frame in a list in r

subset of variable whose names contain pattern in r

summarize all variables by group in r

summarize list of variables by group in r

summarize multiple variables by group in r

summarize variables by group in r

tidyverse overlap 90 percent column values in r

transpose a dataframe in r

turn a list into a table in r

use the ave function in r

write me how to keep all the column from a df containing the word "blank" in r

write to a csv file in r