Trending questions in Data Analytics

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Concurrent Programming Using R

Concurrent programming has been supported by various ...READ MORE

Jan 9, 2019 in Data Analytics by Tyrion anex
 • 8,690 points • 1,981 views
0 votes
1 answer

How do I save plots made using shiny R?

You can use a function called downloadHandler ...READ MORE

Dec 5, 2018 in Data Analytics by Haseeb
 • 3,506 views
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1 answer

Is it possible to link the R language and Julia?

R has a specific package just for ...READ MORE

Jan 21, 2019 in Data Analytics by Sophie may
 • 10,620 points • 1,393 views
+5 votes
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"Error in tagAssert: argument "body" is missing, with no default" when trying to create a dashboard using shiny R

I'm trying to create a dashboard using ...READ MORE

Dec 11, 2018 in Data Analytics by Ali
 • 11,360 points
edited Dec 11, 2018 by Ali • 2,998 views
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1 answer

Check if a matrix is diagonalizable in R Programming Language

On a given matrix, a, the first way ...READ MORE

Dec 24, 2018 in Data Analytics by Tyrion anex
 • 8,690 points • 2,580 views
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1 answer

Is there a way to terminate an R program without causing an error?

You can make use of the 'browser' ...READ MORE

Jan 10, 2019 in Data Analytics by Sophie may
 • 10,620 points • 1,818 views
+1 vote
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group By Sum

Hi, I want group By sum in R ...READ MORE

Jan 18, 2019 in Data Analytics by Rajendra
recategorized Jan 18, 2019 by Vardhan • 1,492 views
+1 vote
1 answer

R & MySQl : Error connecting to Database

Check the dbConnect's documentation, you must pass values ...READ MORE

Dec 14, 2018 in Data Analytics by Sophie may
 • 10,620 points • 2,919 views
+1 vote
2 answers

Custom Function to replace missing values in a vector with the mean of values

Try this. lapply(a,function(x){ifelse(is.na(x),mean(a,na.rm = TRUE ...READ MORE

Aug 14, 2019 in Data Analytics by anonymous
 • 3,297 views
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1 answer

What are special values in R

Like most programming languages, R has a ...READ MORE

Nov 14, 2018 in Data Analytics by Maverick
 • 10,840 points • 4,254 views
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1 answer

Data slicing using R programming

You can perform data slicing by splitting the ...READ MORE

Jan 9, 2019 in Data Analytics by Tyrion anex
 • 8,690 points • 1,783 views
0 votes
0 answers

'Error in file(out, "wt") : cannot open the connection' , message shown on my R console while typing a code. pls help.

Dec 27, 2018 in Data Analytics by anonymous
 • 2,386 views
0 votes
1 answer

R Programming error: twitteR OAuthFactory object

You need to install the following packages: install.packages(c('RO ...READ MORE

Jan 11, 2019 in Data Analytics by Tyrion anex
 • 8,690 points • 1,653 views
0 votes
1 answer

What does the inf special character mean in R?

inf stands for infinity and only applies ...READ MORE

Nov 14, 2018 in Data Analytics by Maverick
 • 10,840 points • 4,155 views
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1 answer

Does R provide support for tacit programming?

R has a package called magrittr. That's ...READ MORE

Jan 17, 2019 in Data Analytics by Sophie may
 • 10,620 points • 1,384 views
+1 vote
1 answer

Error when trying to execute something reactive on shiny R

There seem to be some issues in ...READ MORE

Dec 6, 2018 in Data Analytics by Maverick
 • 10,840 points • 3,158 views
+1 vote
1 answer

Is it possible to change the column names of the dataset that I'm using in R?

That is definitely possible in R. You ...READ MORE

Dec 17, 2018 in Data Analytics by Anisha
edited Dec 17, 2018 • 2,628 views
0 votes
1 answer

R programming: sapply() function

There are 2 ways to do it, ...READ MORE

Jan 23, 2019 in Data Analytics by Tyrion anex
 • 8,690 points • 1,053 views
+1 vote
1 answer

Error saying "could not find function "shinyUI"" in shiny R

Its a small spelling mistake that you've ...READ MORE

Nov 28, 2018 in Data Analytics by Maverick
 • 10,840 points • 3,421 views
+1 vote
1 answer

Error saying "Error in .jfindClass(as.character(driverClass)[1]) : class not found " in R

Cassandra drivers seem to have dependencies that ...READ MORE

Dec 12, 2018 in Data Analytics by Maverick
 • 10,840 points • 2,768 views
0 votes
1 answer

Error saying "Error in install.packages(rvest) : object 'rvest' not found" when trying to install a package in R

In this line, Install.packages(“rvest”) Add rvest inside double ...READ MORE

Nov 21, 2018 in Data Analytics by Maverick
 • 10,840 points • 3,740 views
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1 answer

R programming basics

There's a small change you can make, ...READ MORE

Jan 18, 2019 in Data Analytics by Tyrion anex
 • 8,690 points • 1,175 views
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1 answer

What is the paradigm of R language?

R provides features of object-oriented and functional programming ...READ MORE

Jan 10, 2019 in Data Analytics by Sophie may
 • 10,620 points • 1,500 views
0 votes
1 answer

R programming: Plot color-coded map of world leader's age

In the structure of the value returned ...READ MORE

Jan 7, 2019 in Data Analytics by Tyrion anex
 • 8,690 points • 1,632 views
0 votes
1 answer

R programming: Finding the difference between 2 vectors

Try this function, it worked for me: f ...READ MORE

Dec 28, 2018 in Data Analytics by Sophie may
 • 10,620 points • 2,092 views
0 votes
1 answer

R programming: Does the R language have reflection?

The answer to your question is yes. ...READ MORE

Jan 8, 2019 in Data Analytics by Sophie may
 • 10,620 points • 1,581 views
0 votes
1 answer

R programming: How to pass variables from a r program to mysql function?

To include the R variables called start.date and end.date, you can use paste to ...READ MORE

Dec 28, 2018 in Data Analytics by Tyrion anex
 • 8,690 points • 2,042 views
0 votes
1 answer

Report function outputs in R programming

In your case, you've stored the output ...READ MORE

Jan 14, 2019 in Data Analytics by Sophie may
 • 10,620 points • 1,298 views
0 votes
1 answer

Element wise multiplication in R

In R the simple vector multiplication gives ...READ MORE

Oct 30, 2018 in Data Analytics by Maverick
 • 10,840 points • 4,540 views
+1 vote
1 answer

How to sendkeysElement using R?

You have silly typo errors in your ...READ MORE

Dec 18, 2018 in Data Analytics by Tyrion anex
 • 8,690 points • 2,247 views
0 votes
1 answer

How to create a box-plot using “plotly” in R?

You can use this command to create ...READ MORE

Jul 4, 2018 in Data Analytics by CodingByHeart77
 • 3,750 points • 9,453 views
+1 vote
1 answer

Building a Time series prediction model on web login timestamp

I had done something similar and ran ...READ MORE

Dec 7, 2018 in Data Analytics by Upasana
 • 8,620 points • 2,652 views
0 votes
7 answers

How to iterate over rows in a Dataframe in pandas (Python)?

You can use IMHO: for ind in df.index: ...READ MORE

Dec 10, 2018 in Data Analytics by Ishaan
 • 7,112 views
0 votes
1 answer

Error saying " Failed to connect to database: Error: Lost connection to MySQL server at 'handshake"

try this: library(RODBCext) sqlString <- "Select * from yourtable ...READ MORE

Nov 12, 2018 in Data Analytics by Maverick
 • 10,840 points • 3,703 views
+1 vote
1 answer

Hadoop Mapreduce word count Program

Firstly you need to understand the concept ...READ MORE

Mar 16, 2018 in Data Analytics by nitinrawat895
 • 11,380 points • 14,074 views
0 votes
1 answer

How can I append rows to an R data frame?

Consider a dataSet i.e cicar(present under library ...READ MORE

May 9, 2018 in Data Analytics by zombie
 • 3,790 points • 11,799 views
0 votes
1 answer

Error saying "Error in rnorm() : argument "n" is missing, with no default" in R

Hey @ali, rnorm() function requires an argument, ...READ MORE

Oct 30, 2018 in Data Analytics by Maverick
 • 10,840 points • 4,245 views
0 votes
1 answer

Loop to automate the plotting process in R

Try something like this: library(tidyverse) data(iris) ## create a grid ...READ MORE

Dec 7, 2018 in Data Analytics by Maverick
 • 10,840 points • 2,581 views
0 votes
1 answer

How do I convert data frame to csv file in R?

Hey @Ali, its very simple one line ...READ MORE

Nov 21, 2018 in Data Analytics by Maverick
 • 10,840 points • 3,230 views
+1 vote
1 answer

How to add grid in ggsurvplot without changing theme in R?

Try something like : j <- ggsurvplot( ...READ MORE

Dec 7, 2018 in Data Analytics by Maverick
 • 10,840 points • 2,538 views
0 votes
1 answer

Does R have an underlying C layer?

R is written in C language just ...READ MORE

Jan 8, 2019 in Data Analytics by Sophie may
 • 10,620 points • 1,145 views
0 votes
1 answer

Data segmentation using R programming

I tried solving your problem, try the ...READ MORE

Jan 5, 2019 in Data Analytics by Sophie may
 • 10,620 points • 1,300 views
0 votes
1 answer

Error:Shadow graphics device error: r error 4 (R code execution error) when trying to use plot() and ggplot()

Its working perfectly fine with R version ...READ MORE

Nov 8, 2018 in Data Analytics by Maverick
 • 10,840 points • 3,765 views
0 votes
1 answer

Errors saying "Error: unexpected '}' in "}"

This is a syntax error: Enclose your if ...READ MORE

Nov 8, 2018 in Data Analytics by Maverick
 • 10,840 points • 3,750 views
+1 vote
1 answer

R Code : Combine two lists with different structures

You seem to be having an empty ...READ MORE

Dec 13, 2018 in Data Analytics by Shubham
 • 13,490 points • 2,188 views
+1 vote
1 answer

problem with tabitems in shiny R

Check your braces. Code tabitems after aws ...READ MORE

Nov 30, 2018 in Data Analytics by Maverick
 • 10,840 points • 2,756 views
0 votes
1 answer

Error saying expected symbol in R

Write the code in the following way: myfunction ...READ MORE

Nov 9, 2018 in Data Analytics by Maverick
 • 10,840 points • 3,634 views
0 votes
1 answer

What is the difference between R and SPSS?

One of the main difference is R ...READ MORE

Dec 11, 2018 in Data Analytics by Maverick
 • 10,840 points • 2,204 views
+1 vote
2 answers

unique length of combinations

Try this: sum(mtcars$mpg == 21.0 & mtcars$cyl == ...READ MORE

Dec 26, 2018 in Data Analytics by Omkar
 • 69,180 points • 1,509 views
0 votes
1 answer

R Programming error in 'fert'

You're using a factor: fert <- factor(c(50,20,10,10,20,50)) levels(fert) #[1] ...READ MORE

Dec 28, 2018 in Data Analytics by Sophie may
 • 10,620 points • 1,396 views
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