Most answered questions in Data Analytics

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How to make points transparent using plot function in R?

There is no attribute to set the ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
32 views
0 votes
1 answer

how to fill the points of the plot using just plot function?

Hey, I don't think you can make ...READ MORE

Oct 14 in Data Analytics by anonymous
• 31,840 points
25 views
0 votes
1 answer

How ‘breaks’ and ‘ cut’ works in R?

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

Oct 14 in Data Analytics by rohan
21 views
0 votes
1 answer

Difference between list(1:5) and list(1,2 ...5) in R.

It's very simple. list(1:4) creates a single element(vector) whereas ...READ MORE

Oct 14 in Data Analytics by rajeev
31 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 in Data Analytics by Cherukuri
• 31,840 points
21 views
0 votes
1 answer

Remove characters from field in dataframe

Use the below code to update the ...READ MORE

Oct 14 in Data Analytics by anonymous
• 31,840 points
13 views
0 votes
1 answer

reverse a list or vector in R

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

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
19 views
0 votes
1 answer

R: Highlight the map portion where zoomed or viewing.

@ch, Use the minimap to show a side ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
17 views
0 votes
1 answer

In R programming language, how do I export data in .txt?

See this image for ways to export ...READ MORE

Oct 11 in Data Analytics by ashwini
22 views
0 votes
1 answer

What is the difference between NULL and NA?

In simple words, NULL represents the null or an empty object ...READ MORE

Oct 14 in Data Analytics by anonymous
• 31,840 points
25 views
0 votes
1 answer

Format the date values in a specific format

@ch, Use format.Date function to convert one format ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
15 views
0 votes
1 answer

How to add special characters to a list?

@ch, You can add $. , / using ...READ MORE

Oct 14 in Data Analytics by anonymous
• 31,840 points
15 views
0 votes
1 answer

Reverse a string in R

Install stringi package and use stri_reverse(). > install.packages("stringi") > ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
19 views
0 votes
1 answer

function to sort elements in a list

@ch, Using sort function. sort(l,decreasing = T) > l = ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
16 views
0 votes
1 answer

How to get current time and date?

Use date function or timestamp function to ...READ MORE

Oct 14 in Data Analytics by anonymous
• 31,840 points
12 views
0 votes
1 answer

formatting r output

Use print and paste command to format ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
13 views
0 votes
1 answer

How to edit the data source from R?

Use edit function like below and pass ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
23 views
0 votes
1 answer

Slicing a list using an index vector in r

Use index within [] and provide an ...READ MORE

Nov 2 in Data Analytics by Cherukuri
• 31,840 points
25 views
0 votes
1 answer

How to create bins or groups in R?

Use cut functions or group_by function. group_by functions ...READ MORE

Oct 14 in Data Analytics by kavya
14 views
0 votes
1 answer

What is ~ operator in R?

~ operator is used in R for ...READ MORE

Oct 14 in Data Analytics by mohan
18 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 in Data Analytics by Cherukuri
• 31,840 points
18 views
0 votes
1 answer

Error with apriori function.

Hey, you forgot to mention support, confidence ...READ MORE

Oct 13 in Data Analytics by payal
55 views
0 votes
1 answer

RandomForest Error

If the classifying variable data type is ...READ MORE

Oct 13 in Data Analytics by Cherukuri
• 31,840 points
16 views
0 votes
1 answer

Error with rbind

Hey, rbind needs the number of columns ...READ MORE

Oct 13 in Data Analytics by anonymous
• 31,840 points
28 views
0 votes
1 answer

How to create heat maps in R?

Use heatmap() to create heatmaps. > heatmap(as.matrix(mtcars)) See below ...READ MORE

Oct 28 in Data Analytics by Cherukuri
• 31,840 points
13 views
0 votes
1 answer

Random Forest Error : Error in y - ymean : non-numeric argument to binary operator

Hey, Convert the Class.variable to factor then it might work. random_forest ...READ MORE

Oct 9 in Data Analytics by Cherukuri
• 31,840 points
110 views
0 votes
1 answer

How to display randomforest object?

Refer to this article here, https://stats.stackexchange.com/questio ...READ MORE

Oct 28 in Data Analytics by Cherukuri
• 31,840 points
14 views
0 votes
1 answer

Create train and test data from dataset in R

Hi, Use sample or sample.split function to create ...READ MORE

Oct 13 in Data Analytics by anonymous
• 31,840 points
25 views
0 votes
1 answer

Read text file and save as csv file using R

hi, Read the text file and save it ...READ MORE

Sep 30 in Data Analytics by Cherukuri
• 31,840 points
25 views
0 votes
1 answer

How to rename a file using R?

I just found there are 2 functions file.rename() ...READ MORE

Oct 28 in Data Analytics by Cherukuri
• 31,840 points
23 views
0 votes
1 answer

Check if number is armstrong number or not

Hey, # take input from the user num = ...READ MORE

Sep 30 in Data Analytics by anonymous
• 31,840 points
30 views
0 votes
1 answer

How to add elements into a list in R?

hey, Add elements into list as below. list = ...READ MORE

Sep 30 in Data Analytics by anonymous
• 31,840 points
21 views
0 votes
1 answer

How to get attribute data from tag using R?

Hi, Use html_attr()/html_attrs() function to extract the attribute ...READ MORE

Sep 30 in Data Analytics by anonymous
• 31,840 points
18 views
0 votes
1 answer

How to create a new table in database from R?

Use dbGetQuery to create a table by ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
23 views
0 votes
1 answer

Different ways to write into database using R

The below functions are used to update ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
21 views
0 votes
1 answer

Write r output into table (in database)

Use dbWriteTable () function and set overwrite ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
13 views
0 votes
1 answer

How to setup any database connection in R?

Here is how you set up a ...READ MORE

Oct 13 in Data Analytics by anonymous
• 31,840 points
21 views
0 votes
1 answer

Show SQL equivalent code of dplyr code in R

show_query() translated dplyr code into sql equivalent ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
24 views
0 votes
1 answer

Error with running SQL Query:

Use below code. ofc <- dbGetQuery(db,'select * from ...READ MORE

Oct 1 in Data Analytics by anonymous
• 31,840 points
25 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 in Data Analytics by anonymous
• 31,840 points
41 views
0 votes
1 answer

How to create polygons around states in leaflet?

Use addPolygons() to create polygons in a ...READ MORE

Oct 28 in Data Analytics by Cherukuri
• 31,840 points
12 views
0 votes
1 answer

How to create color functions for mappers in lealet?

Hey, Create a function using colorNumeric.Factor/bins. Then call ...READ MORE

Sep 24 in Data Analytics by anonymous
• 31,840 points
16 views
0 votes
1 answer

How to highlight polygon/hovered a region in a map?

Hey, Try this code example to highlight polygon ...READ MORE

Sep 24 in Data Analytics by anonymous
• 3,290 points
16 views
0 votes
1 answer

How to create and call groups in maps?

Groups are used to group a set ...READ MORE

Oct 14 in Data Analytics by Cherukuri
• 31,840 points
14 views
0 votes
1 answer

How to color categorical data markers?

Hey, Use colorFactor function. Check this example. pal <- colorFactor(c("navy", ...READ MORE

Sep 24 in Data Analytics by Cherukuri
• 31,840 points
16 views
0 votes
1 answer

Save lefalet maps as html output

Use saveWidget to save the output as ...READ MORE

Sep 23 in Data Analytics by anonymous
• 3,290 points
17 views
0 votes
1 answer

Reduce markers overlapping in maps

Hey, You can either reduce the font size ...READ MORE

Sep 23 in Data Analytics by anonymous
• 3,290 points
28 views
0 votes
1 answer

How to add only label or popup withpout markers in a map?

Hi, @ch Use addLabelOnlyMarkers( ) to add labels ...READ MORE

Sep 23 in Data Analytics by anonymous
• 3,290 points
43 views
0 votes
1 answer

Hide and show labels by default in maps

Hi, You need to just add an attribute ...READ MORE

Sep 23 in Data Analytics by Cherukuri
• 31,840 points
15 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 in Data Analytics by Cherukuri
• 31,840 points
25 views