Trending questions in Data Analytics

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How do I change background color in Rstudio

Follow this: tools > global options > appearance ...READ MORE

Nov 2, 2018 in Data Analytics by Maverick
• 10,840 points
23,289 views
0 votes
0 answers

How can I create a graph for R? (barplot)

I want to draw a graph of ...READ MORE

Apr 10, 2020 in Data Analytics by anonymous
• 120 points
596 views
0 votes
2 answers

why we need beeline?

Remote we are connecting to hive with ...READ MORE

Jul 24, 2020 in Data Analytics by K. Raja Yasodhar
16,359 views
0 votes
1 answer

R vs Tableau data visualization.

@Yash, This is a requirement based question. ...READ MORE

Oct 28, 2019 in Data Analytics by anonymous
• 33,050 points
8,782 views
0 votes
1 answer

Error: stat_count() must not be used with a y aesthetic.

Hi Rayan, This error comes due to the ...READ MORE

Aug 19, 2019 in Data Analytics by anonymous
• 33,050 points
10,190 views
0 votes
0 answers

Rstudio "Erreur : unexpected symbol in:"

Bonjour, I'm new to Rstudio programming. I ...READ MORE

Mar 3, 2020 in Data Analytics by Juli -
• 120 points

edited Mar 4, 2020 by Gitika 1,621 views
0 votes
1 answer

What is grob and how to create grobs in ggplot?

A grid graphical object (“grob”) is a ...READ MORE

Oct 29, 2019 in Data Analytics by Cherukuri
• 33,050 points
6,803 views
0 votes
1 answer

resize the image in R

Hi,  You can read the image using Magick ...READ MORE

Aug 7, 2019 in Data Analytics by anonymous
• 33,050 points
10,248 views
0 votes
1 answer

How to merge or join 2 dataframes in r?

Hi, When you merge two Dataframes, the result ...READ MORE

Oct 30, 2020 in Data Analytics by MD
• 95,460 points
915 views
0 votes
1 answer

batch file to run R Script

easy peasy. just pop the following into a ...READ MORE

May 24, 2020 in Data Analytics by anonymous
4,576 views
0 votes
1 answer

R Shiny Error: no applicable method for 'filter_' applied to an object of class "c('reactiveExpr','reactive')"

The error could be because of using reactive ...READ MORE

Aug 21, 2019 in Data Analytics by Cherukuri
• 33,050 points
9,492 views
0 votes
1 answer

fetch all rows with null values in dataframe or dataset - R

Use below code -  which(is.na(air)) is.na() will return a boolean ...READ MORE

Jul 4, 2019 in Data Analytics by anonymous
• 33,050 points
11,333 views
0 votes
1 answer

Difference between summarise() and summarize() in R

summarise() and summarize() are synonyms. READ MORE

Sep 24, 2019 in Data Analytics by anonymous
9,357 views
0 votes
1 answer

Add variable size and color of circle marker depending on condition

Hey, Give conditions for color or radius within ...READ MORE

Sep 23, 2019 in Data Analytics by Cherukuri
• 33,050 points
7,609 views
0 votes
1 answer

reverse a list or vector in R

@ch, Use rev function to reverse R objects ...READ MORE

Oct 14, 2019 in Data Analytics by Cherukuri
• 33,050 points
6,651 views
0 votes
1 answer

Tibble vs Dataframe

Hi Shilpa, The differences are - 1. Tibble ...READ MORE

Aug 26, 2019 in Data Analytics by anonymous
• 33,050 points
9,245 views
0 votes
1 answer

Reverse the stack order in a stacked bar chart

Hi kriti, Use below code inside geom_bar function. position ...READ MORE

Aug 26, 2019 in Data Analytics by anonymous
• 33,050 points
8,751 views
+1 vote
1 answer

How to extract every nth element of a vector using R?

m <- 1:50 n<- m[seq(1, length(m), 6)] The above ...READ MORE

May 14, 2018 in Data Analytics by zombie
• 3,790 points
28,645 views
0 votes
1 answer

Error: package or namespace load failed for ‘arulesViz’ in R

I installed package KernSmooth and it seemed ...READ MORE

Sep 4, 2020 in Data Analytics by Chandrakant
• 140 points
1,372 views
0 votes
1 answer

How to set the width of navlistPanel in Shiny? - R

The widths are the widths of the ...READ MORE

Jun 13, 2020 in Data Analytics by anonymous
2,936 views
0 votes
2 answers

Tensorflow installation error

Hi there, If you are trying to install ...READ MORE

Jul 16, 2020 in Data Analytics by Suhana
• 340 points
3,334 views
+4 votes
0 answers

I was unable to cluster the data points using dbscan in R programming

After using dbscan package I was given with ...READ MORE

Feb 2, 2020 in Data Analytics by ramthotahappy
• 160 points
1,140 views
0 votes
11 answers

Changing the legend title in ggplot

Hi, you can also try guides() to ...READ MORE

Jul 30, 2019 in Data Analytics by Cherukuri
• 33,050 points
18,031 views
0 votes
2 answers

What are the rules to define a variable name in R programming language?

The same rules almost follow for all ...READ MORE

Aug 26, 2019 in Data Analytics by anonymous
• 33,050 points
15,411 views
0 votes
1 answer

How to save leaflet object as an image?

Yes, you can save leaflet objects as ...READ MORE

Oct 28, 2019 in Data Analytics by Cherukuri
• 33,050 points
5,830 views
0 votes
1 answer

Define a matrix, vector and determinent in rmarkdown html document

Hi Riya, I have given some examples below ...READ MORE

Sep 17, 2019 in Data Analytics by rahul

edited Sep 17, 2019 7,774 views
0 votes
2 answers

How to call Rmarkdown from another R script?

render() is used to call external Rmarkdown ...READ MORE

Aug 21, 2019 in Data Analytics by anonymous
• 33,050 points
7,708 views
+1 vote
1 answer

difference between plyr and dplyr

@Kunal, Both are similar package used for ...READ MORE

Oct 29, 2019 in Data Analytics by Cherukuri
• 33,050 points
6,169 views
0 votes
1 answer

Download file from website using web scraping

Hi, Follow the below steps: 1. Use rvest package ...READ MORE

Sep 20, 2019 in Data Analytics by rishabh
6,135 views
0 votes
1 answer

Add buttons to perform actions on the leaflet map.

@ch, You can add easy buttons to add ...READ MORE

Oct 14, 2019 in Data Analytics by Cherukuri
• 33,050 points
5,019 views
0 votes
1 answer

How to convert data.frame object to transaction object?

You can either convert a data frame ...READ MORE

Oct 14, 2019 in Data Analytics by Cherukuri
• 33,050 points
4,787 views
0 votes
1 answer

How to hide/show tabs in shiny app in R?

Hi, Radha One way is to use hidetab ...READ MORE

Aug 22, 2019 in Data Analytics by anonymous
• 33,050 points
6,956 views
0 votes
1 answer

How to create a date variable in R?

Create a string with date notation as ...READ MORE

Jul 16, 2019 in Data Analytics by anonymous
8,515 views
0 votes
1 answer

How to use hclust function?

hclust performs hierarchical cluster analysis on a ...READ MORE

Oct 29, 2019 in Data Analytics by Cherukuri
• 33,050 points
3,891 views
0 votes
2 answers

R: Error in sort.int(x, na.last = na.last, decreasing = decreasing, ...)

Use unlist function to convert the list ...READ MORE

Oct 14, 2019 in Data Analytics by anonymous
• 33,050 points
4,246 views
0 votes
1 answer

R Shiny Error: Object of type 'closure' is not subsettable

The error you mentioned happens when you ...READ MORE

Aug 20, 2019 in Data Analytics by anonymous
• 33,050 points
6,538 views
+10 votes
1 answer

Will random forest algorithm work if rows have a few duplicate values?

I have no idea about RandomForest, but ...READ MORE

Oct 29, 2019 in Data Analytics by Cherukuri
• 33,050 points
3,092 views
0 votes
1 answer

How to modify column values using the same column without duplicating column?

Hi, Use mutate(). returns selected columns after modifying the ...READ MORE

Aug 30, 2019 in Data Analytics by anonymous
• 33,050 points
5,917 views
+4 votes
0 answers

Counting the frequency of user activities - R

Within a data frame (see below), I ...READ MORE

Dec 3, 2019 in Data Analytics by anonymous
• 160 points
1,604 views
0 votes
3 answers

How can I add YAML current date in rmarkdown ?

<$today:MM/dd/yyyy> READ MORE

Mar 25, 2019 in Data Analytics by Anupam Das
16,158 views
0 votes
1 answer

R - Bar chart (bivariate/multivariate Analysis)

The bivariate analysis could be shown in ...READ MORE

Aug 22, 2019 in Data Analytics by anonymous
• 33,050 points
6,135 views
0 votes
1 answer

Pop up always visible without clicking on the marker in leaflet

@Ch, Pop-up cannot be enabled by default. Another ...READ MORE

Sep 23, 2019 in Data Analytics by Cherukuri
• 33,050 points
4,685 views
0 votes
1 answer

How ‘breaks’ and ‘ cut’ works in R?

@ch, Cut divides the range of x into ...READ MORE

Oct 14, 2019 in Data Analytics by rohan
3,772 views
0 votes
1 answer

Create a dual axis column/bar chart using ggplot in R

Add position = "stack" in geom_bar() function ...READ MORE

Nov 4, 2019 in Data Analytics by sindhu
4,828 views
0 votes
1 answer

unable to install reprtree package

The solution to the same issue is ...READ MORE

Nov 2, 2019 in Data Analytics by Cherukuri
• 33,050 points
2,825 views
0 votes
1 answer

Removing outliers from a box-plot - ggplot2 - R

You just have to add 'outlier.shape=NA' inside ...READ MORE

May 31, 2018 in Data Analytics by Bharani
• 4,660 points
24,972 views
+1 vote
2 answers

web scraping on Tripadvisor's review

Hi, I used the below code to ...READ MORE

Sep 16, 2019 in Data Analytics by Cherukuri
• 33,050 points
4,504 views
0 votes
1 answer

How to connect to mysql database from rstudio?

Connect to the database as below. install.packages("odbc") db = ...READ MORE

Oct 7, 2019 in Data Analytics by anonymous
• 33,050 points
3,891 views