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New posts in data-manipulation

How to remove groups of observation with dplyr::filter()

Convert string to dict, then access key:values??? How to access data in a <class 'dict'> for Python?

Implicit sorting in tidyr::spread and dplyr::summarise

Get first and last values per group – dplyr group_by with last() and first()

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Vim search and replace, adding a constant

regex vim data-manipulation

Subsetting a matrix by row.names

r data-manipulation

Dropping Multiple Columns from a data frame using Python

remove row with nan value

r nan data-manipulation

pandas reset_index after groupby.value_counts()

Extract non null elements from a list in R

r data-manipulation

Converting String Array to an Integer Array

Arranging rows in custom order using dplyr

r dplyr data-manipulation

Read a CSV from github into R

How do I remove objects from an array in Java?

Removing elements with Array.map in JavaScript

Split delimited strings in a column and insert as new rows [duplicate]

How can I access and process nested objects, arrays or JSON?