constant.data.frame | Identify Constant Features of a Data Frame |
dup.data.frame | Show records with duplicate or duplicated values of grouping variables. |
dupGroups.data.frame | Index records with with duplicate or duplicated values of grouping variables. |
enumerate | Count unique combinations of items in specified columns. |
ignore | Drop columns in x that are present in y. |
informative | Drop columns in x that are entirely NA. |
informative.data.frame | Drop columns in x that are entirely NA. |
itemize | Show unique combinations of items in specified columns |
misplaced.data.frame | Index records whose relative positions would change if sorted. |
na.data.frame | Show records with NA values of grouping variables. |
naGroups.data.frame | Index records with NA values of grouping variables. |
safe_join.data.frame | Join Data Frames Safely |
sort.grouped_df | Arrange by groups. |
static | Find unique records for subset of columns with one unique value. |
status.data.frame | Report status with respect to grouping variables. |
unsorted.data.frame | Extract records whose relative positions would change if sorted. |
weak.data.frame | Show records with NA, duplicate or duplicated values of grouping variables. |