query: How to filter the dataframe based on a particular column or group?
positive_passages.docid: 125441
positive_passages.text: How to select the rows with maximum values in each group with dplyr?
negative_passages.docid: 116528
negative_passages.text: How to remove rows with any zero value
negative_passages.docid: 104998
negative_passages.text: How to filter object array based on attributes?
negative_passages.docid: 146977
negative_passages.text: Subset of a data frame with the penultimate values of one of the columns
negative_passages.docid: 35999
negative_passages.text: Determine the data types of a data frame's columns
negative_passages.docid: 146061
negative_passages.text: How do I find numeric columns in Pandas?
negative_passages.docid: 128615
negative_passages.text: Filter out distinct elements with condition
negative_passages.docid: 31519
negative_passages.text: R: subsetting data frame by both certain column names (as a variable) and field values
negative_passages.docid: 39641
negative_passages.text: How to split a data frame?
negative_passages.docid: 9682
negative_passages.text: How do I use itertools.groupby()?
negative_passages.docid: 75449
negative_passages.text: How to use grep on column?
negative_passages.docid: 13177
negative_passages.text: Numbering rows within groups in a data frame
negative_passages.docid: 38816
negative_passages.text: Use a list of values to select rows from a pandas dataframe
negative_passages.docid: 139058
negative_passages.text: Remove columns from dataframe where some of values are NA
negative_passages.docid: 84665
negative_passages.text: Sum of rows based on column value
negative_passages.docid: 2060
negative_passages.text: How do I create group data in a category with more than and less than in R?
negative_passages.docid: 50742
negative_passages.text: Can grep output only specified groupings that match?