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How do you convert a tidy data frame to a contingency table?
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7
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253
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April 4, 2021
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R: duplicate values row-wise based on group then select rows that match a criteria - unusual wrangling problem
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5
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91
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April 4, 2021
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Fill column based on presence of string in another column
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4
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88
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March 31, 2021
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tidyr::expand(tidyr::nesting(...)) vs dplyr::distinct(...)
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2
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64
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March 30, 2021
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Reshape a dataset using gather()
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5
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100
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March 22, 2021
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pivot_wider() or something else?
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4
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83
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March 28, 2021
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how to split a column
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2
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72
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March 24, 2021
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Tidyr Spread Situation
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4
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76
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April 5, 2021
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Vector Type change
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6
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83
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April 4, 2021
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unnest() drops factor contrasts from tibble columns
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5
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102
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March 30, 2021
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'values are not uniquely identified' error in pivot_wider()
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3
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106
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March 12, 2021
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Tidyr spread columns based on certain values (contains loop?)
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2
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97
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March 22, 2021
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Transpose/arrange row column names
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3
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102
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March 20, 2021
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Error in function_list[[i]](value) : could not find function "pivot_wider"
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2
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69
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March 15, 2021
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Is there a tidyverse approach to outputting formatted regression tables?
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15
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463
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February 27, 2021
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values_fn = length in pivot_wider gives NULL length NA instead of zero
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3
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132
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March 6, 2021
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Ggplot problems
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6
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125
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March 2, 2021
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SCATTERPLOT? Help please
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17
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302
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February 5, 2021
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Builtin type problem with program.
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6
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110
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February 5, 2021
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Filling missing rows in a data table / frame
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8
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138
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February 7, 2021
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separate function
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5
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106
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February 12, 2021
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Separate letters into columns for Arabic character strings
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10
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352
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January 20, 2021
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pivot_longer to multiple rows
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6
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169
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January 7, 2021
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12 days of Christmas tibble
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7
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233
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January 1, 2021
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Reformatting/Summarizing a Data Table
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6
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148
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December 31, 2020
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3D datavizualisation and color
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8
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209
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December 30, 2020
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spread error: Each row of output must be identified by a unique combination of keys.
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3
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1744
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November 25, 2020
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tidyr::separate dynamically creating new column names
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2
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252
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November 3, 2020
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Unlist heterogeneous, named column-list into several columns (tidyr)
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4
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188
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October 28, 2020
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map() and nest() function help
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2
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161
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November 6, 2020
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