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Recent questions tagged dataframe
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Tag
dataframe
0
votes
Q: What is the difference between a DataFrame and a Dataset in Spark SQL?
asked
Feb 12, 2023
in
Spark Sql
by
sharadyadav1986
dataframe
sparksql
dataset
sql
0
votes
Q: What is a DataFrame in Spark SQL?
asked
Feb 12, 2023
in
Spark Sql
by
sharadyadav1986
dataframe
spark-sql
+1
vote
Q: You are given a dataframe with prices of cheeses. However, the dataframe is missing values in the price column. Write a function to impute the median price in place of missing values.
asked
Oct 28, 2022
in
Python
by
SakshiSharma
python
dataframe
datasets
+1
vote
Q: Given a dataframe with rainfall data (day of the week and rainfall inches), write a function to find the median amount of rainfall for the days on which it rained.
asked
Oct 28, 2022
in
Python
by
SakshiSharma
python
dataframe
datasets
+1
vote
Q: Given a dataframe of students’ favorite colors and test scores, write a function to select only those rows (students) where their favorite color is green or red and their test grade is above 90.
asked
Oct 28, 2022
in
Python
by
SakshiSharma
python
dataframe
datasets
0
votes
Q: What is the difference between a series and a dataframe in Pandas?
asked
Oct 27, 2022
in
Python
by
SakshiSharma
dataframe
pandas
0
votes
Q: What are the key differences between an RDD, a DataFrame, and a DataSet?
asked
Mar 13, 2022
in
PySpark
by
rajeshsharma
rdd
dataframe
dataset
0
votes
Q: What are the different ways in which a DataFrame can be created in Pandas?
asked
Aug 14, 2021
in
Python Pandas
by
SakshiSharma
data-frame
dataframe
pandas-dataframe
+1
vote
Q: Given the below dataframes form a single dataframe by vertical stacking.
asked
Feb 15, 2021
in
Python
by
SakshiSharma
#python-dataframe
dataframe
single-dataframe
Python-questions-answers
+1
vote
Q: Given the following data frame drop rows having column values as A.
asked
Feb 14, 2021
in
Python
by
SakshiSharma
#python-data-fame
dataframe
python
Python-questions-answers
+1
vote
Q: How to delete a column or group of columns in pandas? Given the below dataframe drop column “col1”.
asked
Feb 14, 2021
in
Python
by
SakshiSharma
#delete-column
pandas-delete-column
dataframe
dataframe-column
Python-questions-answers
0
votes
Q: How to fetch a data entry from a pandas dataframe using a given value in index?
asked
Feb 11, 2021
in
Python
by
SakshiSharma
#python-dataframe
dataframe
dataframe-fetch
python
Python-questions-answers
0
votes
Q: How to merge dataframes in pandas?
asked
Feb 10, 2021
in
Python
by
SakshiSharma
#dataframe-merge
dataframe
python-dataframe
python
Python-questions-answers
0
votes
Q: What kind of joins does pandas offer?
asked
Feb 10, 2021
in
Python
by
SakshiSharma
#pandas-dataframe
dataframe
python
Python-questions-answers
0
votes
Q: How to create dataframe from a dictionary?
asked
Feb 10, 2021
in
Python
by
SakshiSharma
#dataframe-dictionary
dataframe
pandas
python
Python-questions-answers
0
votes
Q: How to create a dataframe from lists?
asked
Feb 10, 2021
in
Python
by
SakshiSharma
#create-dataframe
pandas-dataframe
dataframe
python
Python-questions-answers
0
votes
Q: What is pandas groupby?
asked
Feb 10, 2021
in
Python
by
SakshiSharma
#pandas-groupby
pandas-dataframe
dataframe
python
Python-questions-answers
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