Most voted questions in Data Analytics

+6 votes
4 answers

How can I include javascript code into my shiny R dashboard?

There are multiple ways doing this. One ...READ MORE

Dec 5, 2018 in Data Analytics by Maverick
• 10,040 points
576 views
+5 votes
0 answers

"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
• 10,480 points

edited Dec 11, 2018 by Ali 411 views
+4 votes
2 answers

Predict weight when height is given using linear regression in R

You can try something like this: # The ...READ MORE

Dec 12, 2018 in Data Analytics by Purva
1,418 views
+3 votes
3 answers

What is NLP? Can you tell me about its future?

When you ask Siri to give you ...READ MORE

Dec 18, 2018 in Data Analytics by Kalgi
• 46,270 points
98 views
+3 votes
3 answers

Issue with dynamic messages when creating a dashboard using shiny R

I had a wrong argument to one ...READ MORE

Dec 3, 2018 in Data Analytics by Ali
• 10,480 points
326 views
+3 votes
3 answers

Which is a better initiative to learn data science: Python or R?

Well it truly depends on your requirement, If ...READ MORE

Aug 8, 2018 in Data Analytics by Anmol
• 3,620 points
75 views
+2 votes
1 answer

How to use points?

Mack, please give us your registered email ...READ MORE

Jul 17 in Data Analytics by Prashanth
• 180 points
97 views
+2 votes
1 answer

Predict weight and height of a person based on his nationality in R

One of the way by which you ...READ MORE

Dec 12, 2018 in Data Analytics by Kalgi
• 46,270 points
144 views
+2 votes
1 answer

Hortonworks Setup for Virtualbox

Dear Learner, Please go to the below link ...READ MORE

Dec 18, 2017 in Data Analytics by Sudhir
• 1,610 points
55 views
+1 vote
0 answers

Counting the frequency of user activities - R

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

Dec 3 in Data Analytics by anonymous
• 130 points
50 views
+1 vote
1 answer

Why data cleaning plays a vital role in the analysis?

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

Nov 22 in Data Analytics by Keshav
57 views
+1 vote
1 answer
+1 vote
1 answer

How do I sum the values of a variable by group but RETAIN all records?

Hey @Kirk, what you can do is, ...READ MORE

Jun 6 in Data Analytics by Kalgi
• 46,270 points
76 views
+1 vote
1 answer

R programming: Drawing an xbar and R chart using qcc package

Try this: #x-Bar library(qcc) x=c(1080͵ 1390͵ 1460͵ ...READ MORE

Jan 25 in Data Analytics by Tyrion anex
• 8,310 points
172 views
+1 vote
1 answer

Can I schedule an R program to run on a daily basis?

Make use of the standard operating system facilities ...READ MORE

Jan 25 in Data Analytics by Tyrion anex
• 8,310 points
65 views
+1 vote
0 answers

group By Sum

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

Jan 17 in Data Analytics by Rajendra

recategorized Jan 18 by Vardhan 73 views
+1 vote
4 answers

Which tool Should I learn first Tableu or SAS

Hello I think it will be very much ...READ MORE

Mar 13 in Data Analytics by MrBoot
• 1,210 points
236 views
+1 vote
1 answer

Error saying object not found in R

Change your link_addr to linkAddr and it ...READ MORE

Dec 11, 2018 in Data Analytics by Maverick
• 10,040 points
1,105 views
+1 vote
1 answer

How to plot pixels in R?

You could use ggplot with the option geom_point(shape = "."). For ...READ MORE

Dec 6, 2018 in Data Analytics by Maverick
• 10,040 points
67 views
+1 vote
1 answer

Jupyter Notebook : superscripts and subscripts

You can use the markdown cell to do this. ...READ MORE

Dec 6, 2018 in Data Analytics by Shubham
• 13,350 points

edited Dec 12, 2018 by Shubham 1,550 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
102 views
+1 vote
1 answer

How to standardize rows when cleaning data?

The goal of this step is to ...READ MORE

Nov 14, 2018 in Data Analytics by Maverick
• 10,040 points
32 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
• 10,040 points
128 views
+1 vote
2 answers

avoid producing a eps-graphic with 2 pages by mixing traditional and grid graphics

The bv_set() is missing from your code hence ...READ MORE

Aug 27, 2018 in Data Analytics by Anmol
• 1,640 points
56 views
+1 vote
2 answers

How can I get experience in Data Science as a fresher?

Work on projects of your own. It’s tough, ...READ MORE

Aug 9, 2018 in Data Analytics by Anmol
• 3,620 points
53 views
+1 vote
1 answer

How good at SQL does a data scientist really need to be?

SQL is a standardized query language for requesting information ...READ MORE

Aug 9, 2018 in Data Analytics by Anmol
• 3,620 points
48 views
+1 vote
1 answer

How do I perform feature selection in a disease prediction data set?

Feature selection is based equally upon logic ...READ MORE

Aug 20, 2018 in Data Analytics by Anmol
• 3,620 points
65 views
+1 vote
1 answer

Difference between validation set and a test set

Validation set can be considered as a part ...READ MORE

Jul 23, 2018 in Data Analytics by CodingByHeart77
• 3,690 points
55 views
+1 vote
1 answer

How to handle Nominal Data?

Nominal data is basically data which can ...READ MORE

Jul 23, 2018 in Data Analytics by Anmol
• 3,620 points
50 views
+1 vote
2 answers

How to handle outliers

There are multiple ways to handle outliers ...READ MORE

Jul 23, 2018 in Data Analytics by Anmol
• 3,620 points
55 views
+1 vote
1 answer

How to convert a list of dataframes in to a single dataframe using R?

You can use the plyr function: data <- ...READ MORE

Apr 13, 2018 in Data Analytics by darklord
• 6,190 points
222 views
+1 vote
1 answer

How to convert a list of vectors with various length into a Data.Frame?

We can easily use this command as.data.frame(lapply(d1, "length< ...READ MORE

Apr 4, 2018 in Data Analytics by DeepCoder786
• 1,720 points
139 views
+1 vote
2 answers

Finding number of missing values and removing those missing values from a data-frame

To find number of missing values for ...READ MORE

Aug 14 in Data Analytics by anonymous
68 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 in Data Analytics by anonymous
109 views
+1 vote
3 answers

Integration of Google Collaboratory with github

You can use SSH protocol to connect ...READ MORE

Aug 7, 2018 in Data Analytics by Kalgi
• 46,270 points
1,279 views
+1 vote
3 answers

Problem with installation of Wordcloud in anaconda

Using Anaconda Python 3.6 version For Windows ...READ MORE

Aug 7, 2018 in Data Analytics by Priyaj
• 57,300 points
4,400 views
+1 vote
1 answer

Need a hadoop engine in backend to run r server

Dear Koushik, Hope you are doing great. The hadoop ...READ MORE

Dec 17, 2017 in Data Analytics by Sudhir
• 1,610 points
76 views
0 votes
1 answer

Error in unique.default(x, nmax = nmax) : unique() applies only to vectors in R

This error is displayed if you used ...READ MORE

Oct 30 in Data Analytics by Cherukuri
• 32,260 points
232 views
0 votes
1 answer

Splitting strings in a list delimited by space

Use strspltit function and provide separator as ...READ MORE

Oct 30 in Data Analytics by Cherukuri
• 32,260 points
52 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 in Data Analytics by Cherukuri
• 32,260 points
88 views
0 votes
1 answer

How to arrange ggplots in custom order?

You can arrange a ggplot by using ...READ MORE

Oct 29 in Data Analytics by Cherukuri
• 32,260 points
50 views
0 votes
1 answer

Error: `width` is shorter than `ellipsis`FALSE

Add ellipsis = "" attribute to remove ...READ MORE

Oct 29 in Data Analytics by Cherukuri
• 32,260 points
32 views
0 votes
1 answer

How to add layers in ggplot?

You can add multiple layers with one ...READ MORE

Oct 31 in Data Analytics by Cherukuri
• 32,260 points
31 views
0 votes
1 answer

Add image background to ggplot

I found this way from a blog. Check ...READ MORE

Oct 31 in Data Analytics by Cherukuri
• 32,260 points
26 views
0 votes
1 answer

How to use hclust function?

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

Oct 28 in Data Analytics by Cherukuri
• 32,260 points
42 views
0 votes
1 answer

Add list elments recursively

You cannot use the sum function on ...READ MORE

Oct 28 in Data Analytics by Cherukuri
• 32,260 points
26 views
0 votes
1 answer

Intermediate + running sum of vector

Hey, It's quite simple, use the accumulate function ...READ MORE

Oct 28 in Data Analytics by Cherukuri
• 32,260 points
31 views
0 votes
1 answer

Edit list elements when condition is met

You can use regular if condition with ...READ MORE

Oct 31 in Data Analytics by Cherukuri
• 32,260 points
23 views
0 votes
1 answer

Truncate numeric values without round off

You can either use substring function or ...READ MORE

Oct 28 in Data Analytics by Cherukuri
• 32,260 points
24 views