Most viewed questions in Data Analytics

+1 vote
1 answer

How to check if object is defines in R?

You can use the exists function for ...READ MORE

Nov 6, 2018 in Data Analytics by Kalgi
 • 52,360 points • 469 views
0 votes
1 answer

What is the standard naming convention for the variables in R?

Use of period separator e.g. product.prices <- c(12.01, ...READ MORE

Apr 25, 2018 in Data Analytics by shams
 • 3,670 points • 468 views
0 votes
1 answer

How to install R Packages?

Hi@akhtar, In R, most data handling tasks can ...READ MORE

Oct 6, 2020 in Data Analytics by MD
 • 95,440 points • 467 views
0 votes
1 answer

Get list of rownames as values after aggregating a dataframe

You can use reshape2 library: library(reshape2) data <- read.table(text="type ...READ MORE

Apr 17, 2018 in Data Analytics by Sahiti
 • 6,370 points • 467 views
0 votes
0 answers

R programming error: Deleting the right column

Hi, I'm new to R programming. Below ...READ MORE

Apr 16, 2019 in Data Analytics by Sophie may
 • 10,610 points • 466 views
0 votes
1 answer

How to check installed packages from r source?

Use installed.packages() or find.package() function and pass the ...READ MORE

Oct 29, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 465 views
0 votes
1 answer

compiler error in Selenium

Dear Learner, Hope you are doing great. Your code ...READ MORE

Dec 18, 2017 in Data Analytics by Sudhir
 • 1,610 points • 464 views
0 votes
1 answer

What is a regex?

A regular expression, regex or regexp is ...READ MORE

Nov 2, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 462 views
0 votes
1 answer

Simulation of a stochastic processes with drift

Check out below code. It's an example to ...READ MORE

Aug 30, 2019 in Data Analytics by anonymous
 • 33,030 points • 462 views
+1 vote
1 answer

R programming error

Alright, you can either use gsub to match the ...READ MORE

Dec 18, 2018 in Data Analytics by Tyrion anex
 • 8,700 points • 459 views
0 votes
1 answer

What are R packages

These are a few R packages available: tidyverse Shiny rma ...READ MORE

Oct 26, 2018 in Data Analytics by Maverick
 • 10,840 points • 459 views
0 votes
1 answer

Most common errors faced when programming with R

These the two most common errors I ...READ MORE

Oct 31, 2018 in Data Analytics by Kalgi
 • 52,360 points • 458 views
0 votes
1 answer

Speed up the loop operation in R

To improve the performance of your code, ...READ MORE

Jun 22, 2023 in Data Analytics by anonymous
 • 1,180 points • 457 views
0 votes
1 answer

different ways of reading text files in R?

Hi Payal, These are the ways to read ...READ MORE

Aug 29, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 457 views
+1 vote
1 answer

How to find out which version of R is loaded

You can use sessionInfo() to accomplish that. > sessionInfo() R version ...READ MORE

Nov 8, 2018 in Data Analytics by Maverick
 • 10,840 points • 456 views
0 votes
1 answer

For loop in R programming.

Hi@akhtar, You can create a loop in R ...READ MORE

Oct 6, 2020 in Data Analytics by MD
 • 95,440 points • 455 views
+1 vote
1 answer

What is ~ operator in R?

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

Oct 14, 2019 in Data Analytics by mohan
 • 455 views
0 votes
1 answer

Cleaning a Data Frame Using Regexp in R

The simplest way: library(dplyr) library(stringi) df %>% mutate(NUMERO_APPEL.fix = ...READ MORE

Nov 13, 2018 in Data Analytics by Maverick
 • 10,840 points • 455 views
0 votes
1 answer

How to set data type of columns while reading from source?

@ch, Add colClasses attribute to read the statement ...READ MORE

Oct 28, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 454 views
0 votes
1 answer

Save lefalet maps as html output

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

Sep 23, 2019 in Data Analytics by anonymous
 • 3,450 points • 454 views
0 votes
0 answers

geom_point() in r

Hi, Is it possible to add point ...READ MORE

Aug 23, 2019 in Data Analytics by rachna
 • 454 views
+1 vote
1 answer

Does Geshi support the R programming language?

rplus was not included in the official ...READ MORE

Dec 21, 2018 in Data Analytics by Sophie may
 • 10,610 points • 453 views
0 votes
1 answer

How do I check and catch errors in R

With tryCatch you can handle errors as you want: an.error.occured ...READ MORE

Nov 6, 2018 in Data Analytics by Kalgi
 • 52,360 points • 453 views
0 votes
1 answer

Different ways to write into database using R

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

Oct 14, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 452 views
0 votes
0 answers

mutate new column using condition

I need to split the data into ...READ MORE

Aug 7, 2019 in Data Analytics by robin
 • 452 views
0 votes
1 answer

R Programming: MS Residual functions

Here's an example, you can try this ...READ MORE

Apr 26, 2019 in Data Analytics by Sophie may
 • 10,610 points • 452 views
0 votes
1 answer

Cross Validation

Cross-validation is a model validation technique for ...READ MORE

Jul 17, 2018 in Data Analytics by CodingByHeart77
 • 3,740 points • 452 views
0 votes
1 answer

Splunk Cluster instalation document was not uploaded in the cource.

Dear Learner, Greetings ! We would like to inform ...READ MORE

Dec 18, 2017 in Data Analytics by Sudhir
 • 1,610 points • 452 views
0 votes
1 answer

How to use regular expressions in R?

Set of operators to use for regular ...READ MORE

Nov 2, 2019 in Data Analytics by anonymous
 • 33,030 points • 450 views
0 votes
1 answer

How to provide names for list elments in r?

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

Oct 14, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 450 views
0 votes
1 answer

Display only output and caption with any warnings or code in Rmarkdown

Use echo=FALSE and fig.cap = "caption in ...READ MORE

Jul 31, 2019 in Data Analytics by anonymous
 • 450 views
0 votes
1 answer

Aggregation of fields vs field value line chart in R

Of course, it can be done. Let ...READ MORE

Nov 3, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 449 views
0 votes
1 answer

TensorFlow use in container software

Tensorflow can also be used with containerization ...READ MORE

Oct 8, 2018 in Data Analytics by kurt_cobain
 • 9,390 points • 449 views
0 votes
1 answer

plot function - hide all ticks

hey @ch, Use below attribute to hide all ...READ MORE

Oct 21, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 448 views
0 votes
1 answer

How to get current time and date?

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

Oct 14, 2019 in Data Analytics by anonymous
 • 33,030 points • 447 views
0 votes
1 answer

Use of $ and %% operators in R

According to help('percent in percent'), percent in ...READ MORE

Jun 23, 2022 in Data Analytics by Sohail
 • 3,040 points • 446 views
0 votes
1 answer

Grouping/bining of variables using Rcmdr

@kriti, Select the data model, Go to ...READ MORE

Nov 4, 2019 in Data Analytics by rubini
 • 446 views
0 votes
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 • 446 views
0 votes
1 answer

How can I add line to show mean for each barplot, not for all dataset?

Hey ranjith,  Use geom_hline() function to add reference lines ...READ MORE

Oct 14, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 444 views
0 votes
1 answer

File selection for parameter in rmarkdown

A small example -  params: dataset: ...READ MORE

Jul 31, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 444 views
+1 vote
1 answer

R Programming: matrices

Try this, It will test if a matrix ...READ MORE

Dec 17, 2018 in Data Analytics by Sophie may
 • 10,610 points • 444 views
0 votes
1 answer

How to sort data according to column values in R?

Hi@akhtar, You can sort the rows of a Dataframe ...READ MORE

Oct 30, 2020 in Data Analytics by MD
 • 95,440 points • 443 views
0 votes
0 answers

SVM model in R

What is svm model? How to use ...READ MORE

Sep 3, 2019 in Data Analytics by ratna
 • 443 views
0 votes
1 answer

How to combine 2 fields in a dataframe to create a new field?

Use paste command or append function to ...READ MORE

Oct 31, 2019 in Data Analytics by Cherukuri
 • 33,030 points • 442 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, 2019 in Data Analytics by rajeev
 • 442 views
0 votes
0 answers

Any suggestions on how to perform multivariate analysis of fields in R using plots?

Any suggestions on how to perform multivariate ...READ MORE

Jul 22, 2019 in Data Analytics by sindhu
 • 442 views
0 votes
1 answer

Read data from various csv and store it in one dataframe

Use rbind() to join both data frames ...READ MORE

Jul 4, 2019 in Data Analytics by anonymous
 • 33,030 points • 442 views
+1 vote
1 answer

Try catch in R

The most straightforward way is to wrap ...READ MORE

Nov 6, 2018 in Data Analytics by Kalgi
 • 52,360 points • 442 views
+1 vote
1 answer

Join using two mappers - invalid inputfile exception

Dear Learner, Hope you are doing well. Can you ...READ MORE

Dec 18, 2017 in Data Analytics by Sudhir
 • 1,610 points • 442 views
0 votes
0 answers

I am new to R and need to encode the standard DES - Data encription algorithm in R. Can anyone help me?

Sep 5, 2019 in Data Analytics by marcos
 • 120 points • 441 views
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