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New posts in data-manipulation

Using dplyr, how should I create a column of strings repeating a character based on the value of another column?

r dplyr data-manipulation

How to remove duplicates from correlation in pandas?

python pandas correlation data-manipulation

R's equivalent of string.replace() in python

r string data-manipulation

Targeted variable recoding in R

r variables data-manipulation

perl, removing elements from array in for loop

arrays perl iteration data-manipulation

Transpose only certain columns in data.frame

r reshape data-manipulation

Restructure Data in R

r data-manipulation

How to group rows and get their cell associations layed out in a list form in r?

r dataframe data-manipulation

Remove doubles with no decimal places

r regex data-manipulation

Any workaround to find optimal threshold for filtering raw features based on correlation matrix in R?

r correlation data-manipulation feature-extraction

Javascript Analytics Code Manipulation (G. Analytics)

javascript google-analytics data-manipulation

Any workaround to construct temperature distribution over multi-layers raster in R

r time-series raster data-manipulation

How to Detect and Mark Change within a Column in Another Column

r data-manipulation

Difference between values in consecutive rows for unique ID's

sql sql-server data-manipulation

Create new binary variables from single string of levels recorded for each observation

r data-manipulation data-processing

R: create a data frame out of a rolling window

r data-manipulation data-management rolling-computation

Aggregate one data frame by time intervals from another data frame

r data.table aggregate plyr data-manipulation

dplyr's filter function: how to return every value (or «cancel» the effect of filter)?

r dplyr data-manipulation

R: Extracting Rules from a Decision Tree

r tree data-manipulation prediction decision-tree
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