Latest questions in Data Analytics

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How to find cumulative total of rows in r?

How to find a cumulative total in ...READ MORE

20 hours ago in Data Analytics by ch
 • 2,050 points • 3 views
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How to combine 2 fields in a dataframe to create a new field?

How to combine 2 fields in a ...READ MORE

20 hours ago in Data Analytics by ch
 • 2,050 points • 2 views
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1 answer

How to find the difference wrt previous value in list/vector?

diff() function returns the difference between numbers ...READ MORE

19 hours ago in Data Analytics by Cherukuri
 • 27,960 points • 4 views
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1 answer

What are the different ways to manage NA's in data?

A few functions to manage NA are ...READ MORE

19 hours ago in Data Analytics by Cherukuri
 • 27,960 points • 3 views
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Manage length of field values

Hi All, How to adjust the value lengths ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 2 views
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Create a new string from existing strings in different variables

How to create a new string from ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points
edited 1 day ago by ch • 3 views
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What is a regex?

What is a regex? Can someone explain ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 3 views
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How to use regular expressions in R?

How to use regular expressions in R? READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 3 views
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How to get the value passed through url from one page to another in R?

How to get the value passed through ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 3 views
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How to check if a element is present in the list?

How to check if a element is ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 2 views
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How to convert continuous variable to categorical variable and vice versa?

How to convert continuous variable to categorical ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 5 views
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Do we need to create vectors to create arrays in R?

Do we need to create vectors to ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 4 views
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How does paste function work in R?

How does paste function work in R? READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 4 views
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What is the difference between list and array in R?

What is the difference between list and ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 6 views
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How to check installed packages from r source?

How to check installed packages from r ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 3 views
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How do I remove an element from a list by index in R?

How do I remove an element from ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 4 views
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How to create a range of dates in R?

How to create a range of dates ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 3 views
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How to check if a file already exists or not in R?

How to check if a file already ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 7 views
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How to set data type of columns while reading from source?

How to set the data type of ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 5 views
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List should be atomic

"List should be atomic" What does this ...READ MORE

1 day ago in Data Analytics by ch
 • 2,050 points • 4 views
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1 answer

How to provide names for list elments in r?

There are 2 ways to add names ...READ MORE

2 days ago in Data Analytics by Cherukuri
 • 27,960 points • 11 views
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1 answer

How to make points transparent using plot function in R?

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

2 days ago in Data Analytics by Cherukuri
 • 27,960 points • 14 views
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1 answer

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

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

2 days ago in Data Analytics by anonymous
 • 27,960 points • 18 views
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1 answer

How ‘breaks’ and ‘ cut’ works in R?

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

2 days ago in Data Analytics by rohan
 • 12 views
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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

3 days ago in Data Analytics by rajeev
 • 17 views
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1 answer

Add buttons to perform actions on the leaflet map.

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

3 days ago in Data Analytics by Cherukuri
 • 27,960 points • 9 views
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2 answers

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

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

3 days ago in Data Analytics by anonymous
 • 27,960 points • 9 views
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1 answer

Remove characters from field in dataframe

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

3 days ago in Data Analytics by anonymous
 • 27,960 points • 6 views
0 votes
1 answer

reverse a list or vector in R

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

3 days ago in Data Analytics by Cherukuri
 • 27,960 points • 8 views
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1 answer

R: Highlight the map portion where zoomed or viewing.

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

3 days ago in Data Analytics by Cherukuri
 • 27,960 points • 8 views
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1 answer

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

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

6 days ago in Data Analytics by ashwini
 • 16 views
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1 answer

What is the difference between NULL and NA?

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

3 days ago in Data Analytics by anonymous
 • 27,960 points • 20 views
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0 answers

How to zip a folder with r image files from RStudio?

How to zip a folder with r ...READ MORE

Oct 10 in Data Analytics by ch
 • 2,050 points • 11 views
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1 answer

Format the date values in a specific format

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

3 days ago in Data Analytics by Cherukuri
 • 27,960 points • 8 views
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1 answer

How to add special characters to a list?

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

3 days ago in Data Analytics by anonymous
 • 27,960 points • 11 views
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1 answer

Reverse a string in R

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

3 days ago in Data Analytics by Cherukuri
 • 27,960 points • 13 views
0 votes
1 answer

function to sort elements in a list

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

3 days ago in Data Analytics by Cherukuri
 • 27,960 points • 9 views
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1 answer

How to get current time and date?

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

3 days ago in Data Analytics by anonymous
 • 27,960 points • 5 views
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1 answer

formatting r output

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

2 days ago in Data Analytics by Cherukuri
 • 27,960 points • 7 views
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1 answer

How to edit the data source from R?

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

2 days ago in Data Analytics by Cherukuri
 • 27,960 points • 14 views
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0 answers

Slicing a list using an index vector in r

How to slice a list using an ...READ MORE

Oct 9 in Data Analytics by anonymous
 • 2,050 points • 11 views
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1 answer

How to create bins or groups in R?

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

2 days ago in Data Analytics by kavya
 • 8 views
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1 answer

What is ~ operator in R?

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

3 days ago in Data Analytics by mohan
 • 12 views
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1 answer

How to convert data.frame object to transaction object?

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

2 days ago in Data Analytics by Cherukuri
 • 27,960 points • 9 views
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1 answer

Error with apriori function.

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

3 days ago in Data Analytics by payal
 • 26 views
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1 answer

RandomForest Error

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

3 days ago in Data Analytics by Cherukuri
 • 27,960 points • 9 views
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1 answer

Error with rbind

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

3 days ago in Data Analytics by anonymous
 • 27,960 points • 10 views
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0 answers

How to create heat maps in R?

How to create heat maps in R? ...READ MORE

Oct 7 in Data Analytics by anonymous
 • 2,050 points • 6 views
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How to choose best variables for classification and regression models?

How to choose the best variables for ...READ MORE

Oct 7 in Data Analytics by ch
 • 2,050 points • 11 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
 • 27,960 points • 40 views
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