Trending questions in Data Analytics

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Error in source("myfunction.R") : myfunction.R:2:3: unexpected symbol 1: 2: R version

Try formatting your code like this: myfunction <- ...READ MORE

Oct 30, 2018 in Data Analytics by Maverick
 • 10,840 points • 2,130 views
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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
 • 3,740 points • 7,227 views
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2 answers

How to arrange a data set in ascending order based on a variable?

In your case it'll be, orderedviews = arrange(movie_views, ...READ MORE

Nov 27, 2018 in Data Analytics by Kalgi
 • 52,360 points • 861 views
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1 answer

Error saying "Error in sprintf("%x", 2151028214):invalid format '%x'; use format %f, %e, %g or %a for numeric objects"

gcc : format ‘%x’ expects an argument ...READ MORE

Nov 12, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,540 views
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1 answer

Unable to see histogram even though its been created without any errors in shiny R

In your server.R 4th line. Replace it ...READ MORE

Nov 30, 2018 in Data Analytics by Maverick
 • 10,840 points • 790 views
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1 answer

Lot of errors when trying to install R package "igraph"

change your ~/.R/Makevars file as C=gcc-5 CXX=g++ CXX1X = g++-5 CFLAGS = ...READ MORE

Nov 12, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,506 views
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1 answer

Error with shortest.path function in R

you have a directed graph. The shortest.paths function will ...READ MORE

Nov 12, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,437 views
0 votes
1 answer

How do I add Icons to my messages on my dashboard which I’m creating using shiny r?

Try something like this: dashboardHeader(title="Edureka", dropdownMenu type = "message", messageItem(from = ...READ MORE

Nov 30, 2018 in Data Analytics by Maverick
 • 10,840 points • 686 views
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Error saying "could not find function "html_text"" when using html_text function in R

I'm trying to web scrap a page ...READ MORE

Nov 21, 2018 in Data Analytics by Ali
 • 11,360 points • 1,099 views
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1 answer

Finding the nth highest value in a vector or a data-frame column

sort(x,T)[n] Here, 'x' is the data-frame/vector and 'n' ...READ MORE

May 31, 2018 in Data Analytics by Bharani
 • 4,660 points • 8,539 views
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1 answer

What is shiny R?

Shiny is an open source R package that ...READ MORE

Nov 29, 2018 in Data Analytics by Maverick
 • 10,840 points • 672 views
+1 vote
2 answers

How to segment documents into phrases in text mining using R?

You can do this in R using ...READ MORE

Nov 15, 2018 in Data Analytics by sandeep
 • 260 points • 1,140 views
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1 answer

Error saying "missing 'sequenceID' or 'eventID'" when trying to convert my data into cSPADE compatible format.

Try this: source dataset in this format: 1 3 ...READ MORE

Nov 15, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,188 views
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1 answer

How do I remove unnecessary redundant data from a dataset?

You can use dimensionality reduction methods such as ...READ MORE

Nov 13, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,254 views
0 votes
1 answer

Is it possible to use a where clause within ggplot?

You can use the subset function to filter rows ...READ MORE

Nov 5, 2018 in Data Analytics by Kalgi
 • 52,360 points • 1,579 views
0 votes
1 answer

how to run a logistic regression with clustered standard errors in R?

have a look at rms package. lrm is logistic ...READ MORE

Nov 6, 2018 in Data Analytics by Kalgi
 • 52,360 points • 1,518 views
+1 vote
1 answer

What does “Error: object '<myvariable>' not found” mean?

The error means that R could not ...READ MORE

Oct 29, 2018 in Data Analytics by Ali
 • 11,360 points • 1,817 views
0 votes
1 answer

Change IP address on RStudio

The default is 0.0.0.0, but if you ...READ MORE

Nov 2, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,675 views
0 votes
1 answer

Error saying "Error: object 'packages' not found" when trying to web scrap using r

Hey @Ali, Its a very silly mistake. ...READ MORE

Nov 21, 2018 in Data Analytics by Maverick
 • 10,840 points • 879 views
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1 answer

How do I get notifications on my dashboard using shiny R?

Try this, its one of the possible ...READ MORE

Nov 30, 2018 in Data Analytics by Maverick
 • 10,840 points • 448 views
+1 vote
1 answer

as.data.frame not working expected

Try using: setNames(as.data.frame(t(normData[-1])), normData[[1]]) ...READ MORE

Nov 5, 2018 in Data Analytics by Kalgi
 • 52,360 points • 1,453 views
0 votes
1 answer

Error saying "Failed to get an access token." when trying to access my Google Analytics API

Try this: library(RGoogleAnalytics) oauth_token <- Auth( client.id = ...READ MORE

Nov 15, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,042 views
0 votes
1 answer

issue with dashboardSidebar function using shiny R

You can use the function sidebarMenu function ...READ MORE

Nov 30, 2018 in Data Analytics by Maverick
 • 10,840 points • 422 views
0 votes
1 answer

Error saying "Error in lapply(rdmTweets, as.data.frame) : object 'rdmTweets' not found"

You need to load the data file ...READ MORE

Nov 15, 2018 in Data Analytics by Maverick
 • 10,840 points • 997 views
0 votes
1 answer

What is a css selector and where is it used?

CSS Selector is a combination of element ...READ MORE

Nov 21, 2018 in Data Analytics by Kalgi
 • 52,360 points • 705 views
0 votes
1 answer

catch warnings and errors in rpy2

To get the warnings as an rpy2 ...READ MORE

Nov 8, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,228 views
0 votes
1 answer

How do I get different distributions of our dataset in R?

There are multiple ways of getting this. ...READ MORE

Nov 26, 2018 in Data Analytics by Maverick
 • 10,840 points • 430 views
0 votes
1 answer

Is there a way to display correlation in graphical manner in R?

Ans There are multiple ways of getting this. ...READ MORE

Nov 26, 2018 in Data Analytics by Maverick
 • 10,840 points • 379 views
0 votes
1 answer

Is a GUI available for some basic csv file edits?

You can have a look at this csved ...READ MORE

Nov 14, 2018 in Data Analytics by Maverick
 • 10,840 points • 904 views
+1 vote
1 answer

Error saying "The following signatures couldn't be verified because the public key is not available: NO_PUBKEY"

Try this: sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys ...READ MORE

Nov 12, 2018 in Data Analytics by Maverick
 • 10,840 points • 911 views
0 votes
1 answer

Error saying "object 'mvnorm' not found"

You seem to have made a small ...READ MORE

Nov 9, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,068 views
0 votes
1 answer

Different ways to scrap data

Different ways to scrap data off the ...READ MORE

Nov 22, 2018 in Data Analytics by Kalgi
 • 52,360 points • 529 views
0 votes
1 answer

how do I run this R program on hadoop.

You can use hadoop streaming to read ...READ MORE

Nov 16, 2018 in Data Analytics by Maverick
 • 10,840 points • 758 views
0 votes
1 answer

Error saying "R cannot be resolved" on eclipse while running a simple application

Every time you get this error, check ...READ MORE

Nov 8, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,102 views
0 votes
1 answer

web sracping using R

Hey @Ali, You can use the rvest ...READ MORE

Nov 21, 2018 in Data Analytics by Kalgi
 • 52,360 points • 519 views
0 votes
1 answer

Creating barplot with standard errors plotted in R

For df1 plot # Group data by when ...READ MORE

Nov 12, 2018 in Data Analytics by Maverick
 • 10,840 points • 912 views
0 votes
1 answer

How do I make a parameter dynamic on the url while webscraping?

Just add %d to the parameter you ...READ MORE

Nov 21, 2018 in Data Analytics by Maverick
 • 10,840 points • 532 views
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1 answer

Why is data cleaning needed?

Data cleaning is the fourth step in ...READ MORE

Nov 14, 2018 in Data Analytics by Maverick
 • 10,840 points • 791 views
+1 vote
1 answer

Does R programming support Firebird database?

Yes ofcourse you can.  This page will show ...READ MORE

Oct 30, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,343 views
0 votes
1 answer

Error sayimg "Executing test function test.should_error ... Timing stopped at: 0 0 0 " in R

In your testthat tests you declare an anonymous function like so: function() ...READ MORE

Nov 12, 2018 in Data Analytics by Maverick
 • 10,840 points • 808 views
0 votes
1 answer

Cleaning raw data

Try this using read.fwf d <- read.fwf(textConnection( " ...READ MORE

Nov 13, 2018 in Data Analytics by Ali
 • 11,360 points • 727 views
0 votes
1 answer

extract token using R

Just add collapse = FALSE in your unnest_tokens: library(tidytext) library(dplyr) jobs %>% ...READ MORE

Nov 16, 2018 in Data Analytics by Maverick
 • 10,840 points • 589 views
0 votes
1 answer

What do you mean by technically correct data in data science?

we define technically correct data as a ...READ MORE

Nov 14, 2018 in Data Analytics by Maverick
 • 10,840 points • 671 views
0 votes
1 answer

How is R applied in real world?

R Programming gives a broad variety of ...READ MORE

Oct 29, 2018 in Data Analytics by Maverick
 • 10,840 points • 1,352 views
0 votes
1 answer

Trying to find frequent itemsets of a data set using arules package

Try replacing ID <- c("A123","A123","A123","A123","B456","B456","B456") item <- c("bread", "butter", "milk", ...READ MORE

Nov 15, 2018 in Data Analytics by Maverick
 • 10,840 points • 578 views
0 votes
1 answer

Whats the difference between withCallingHandlers and trycatch?

tryCatch withCallingHandlers Program execution breaks and continues with the first expression ...READ MORE

Nov 6, 2018 in Data Analytics by Kalgi
 • 52,360 points • 956 views
0 votes
1 answer

Is there way for achieving continuous integration with R?

You can use svunit for this purpose. ...READ MORE

Nov 16, 2018 in Data Analytics by Maverick
 • 10,840 points • 522 views
0 votes
1 answer

What is raw data?

Raw data is the data that hasn’t ...READ MORE

Nov 14, 2018 in Data Analytics by Maverick
 • 10,840 points • 610 views
0 votes
1 answer

Convert Brightkite location ID to place name

This can be dine using The geonames API. GeoNames ...READ MORE

Nov 15, 2018 in Data Analytics by Maverick
 • 10,840 points • 543 views
0 votes
1 answer

What are the important skills to have in Python with regard to data analysis?

The following are some of the important ...READ MORE

Aug 20, 2018 in Data Analytics by Abhi
 • 3,720 points • 4,294 views
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