Home
Recent Q&A
Java
Cloud
JavaScript
Python
SQL
PHP
HTML
C++
Data Science
DBMS
Devops
Hadoop
Machine Learning
Ask a Question
Which function(s) of dplyr would you use to first subset the columns and then sort them on a particular column?
Home
Other
Which function(s) of dplyr would you use to first subset the columns...
asked
May 27, 2019
in
Other
by
tempuser
Which function(s) of dplyr would you use to first subset the columns and then sort them on a particular column?
1
Answer
0
votes
answered
May 27, 2019
by
tempuser
filter(),arrange()
Related questions
+1
vote
Which Grunt plug-in would be of use if you would like to monitor a set of .js files and take any appropriate actions if any changes happen to them?
asked
Feb 28, 2020
in
JavaScript
by
miceperry
0
votes
Suppose you have some subset of codes with you while working with the SVN and you need to move them from one SVN repo simply to another along with their history, how this can be done?
asked
Dec 18, 2020
in
SVN
by
SakshiSharma
#subverson-subset
#subset-codes
0
votes
Which function do you use to print the names of all columns in a data frame?
asked
Jun 6, 2019
in
Data Handling using R
by
tempuser
data-frame
agile
0
votes
Which of the following class provides a subset of features provided by the Unix/GNU Sort?
asked
Oct 23, 2022
in
Hadoop
by
DavidAnderson
hadoop-questions-answers-hadoop-streaming
+1
vote
Explain CSS sprites, and how you would implement them on a page or site.
asked
Aug 17, 2020
in
HTML
by
RShastri
#html
#css
0
votes
Sqoop will use a column to split. If that column not present then it will use primary key column.
asked
Mar 3, 2022
in
Sqoop, Flume and Oozie
by
sharadyadav1986
sqoop-column
+2
votes
R language has several packages for solving a particular problem. How do you make a decision on which one is the best to use?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+1
vote
What is principal component analysis? Explain the sort of problems you would use PCA for.
asked
May 28, 2021
in
Data Science
by
sharadyadav1986
component-analysis
principal-component
+5
votes
Identify the function which is part of dplyr package that helps in previewing the data.
asked
May 27, 2019
in
Other
by
tempuser
+1
vote
dplyr never prints row names since no dplyr method is guaranteed to preserve them.
asked
May 27, 2019
in
Data Handling
by
tempuser
#datahandling
DataHandling-questions-answers
0
votes
Suppose a Student column has two columns, Name and Marks. How to get names and marks of the top three students.
asked
Jul 10, 2020
in
Sql
by
SakshiSharma
#sql-columns
0
votes
What is the use of subset() and sample() function in R language?
asked
Feb 24, 2020
in
R Language
by
rahuljain1
#r-language-subset
#r-language-function
0
votes
Which of the following functions lists all columns in a dataset with few values from each column?
asked
Jun 7, 2019
in
Data Handling using R
by
tempuser
#datahandling
+1
vote
Which of the following functions lists all columns in a dataset with few values from each column?
asked
May 27, 2019
in
Data Handling
by
tempuser
#datahandling
DataHandling-questions-answers
+1
vote
How to select columns in pandas and add them to a new dataframe? What if there are two columns with the same name?
asked
Feb 14, 2021
in
Python
by
SakshiSharma
#python-columns
python-dataframe
dataframes
python
Python-questions-answers
...
