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New posts in r

How can I get the values of all arguments used when evaluating a call object in a specified environment

r nse pryr

Inverting a regex in R

r regex stringr

Understanding how the accumulate function works

r purrr accumulate

Remove duplicates within consecutive runs of characters

r regex indexing

reshaping rows of data to two columns

r tidyverse

replace factor values with next higher factor levels

r factors

How to parse chemical formula to get atom component?

r chemistry

How do I avoid loops in R?

r loops apply

Find max and min value on a dataframe, ignoring NAs

r max min na operation

In R, collapse over multiple logical rows of the same ID into 1 row

r dataframe data.table

How to spread a single column into wide format with 0 and 1 as values defined conditionally?

r data.table tidyverse tidyr purrr

Finding Unique Users When Changing Info

r igraph

Subset rows incrementaly from different files

r subset

Split a vector into sub vectors with constant length and constant overlap

r split

dplyr: group_by and summarize to collapse (via concatenation) columns of strings that contain NA

r dplyr summarize

Faster way to look for a value in pandas DataFrame?

python r pandas dataframe filtering

Data wrangling to add columns that sum up counts of mapped values R

r dataframe

Match all logic rules with a dataframe (need super fast function)

r function rules

Selecting values from specific columns and skipping NA values in R

r na col

Get all possible combinations in a time-series data with variable daily readings

r dplyr purrr
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