questions/data-science
You can either use group_by or group_by_at Using ...READ MORE
data = data.frame( zzz11def = sample(LETTERS[1:3], 100, replace=TRUE), zbc123qws1 ...READ MORE
You can use reduce set.seed(24) r1 <- map(c(5, 10, ...READ MORE
If you use tidyverse, you can use ...READ MORE
Yes there are so many ways: df[,c(V2,V4)] and another ...READ MORE
Easily you can do it: drops <- c("V2","V4") df1[ ...READ MORE
It is simple and easy: df1<-as.data.frame(matrix(sample(c(NA, 1:10), 100, ...READ MORE
An excellent example must consist of the ...READ MORE
You can try this way, as.data.frame(v) %>% count(v) READ MORE
You can try the below code as ...READ MORE
it is easily achievable by using "stringr" ...READ MORE
Basically all we have to do is ...READ MORE
For avoiding rowwise(), I prefer to use ...READ MORE
I am assuming that your columns are ...READ MORE
You can use map() call as follows: map(full, ...READ MORE
You can use Reduce set.seed(24) r1 <- map(c(5, 10, 15), ...READ MORE
You can use the hash from digest ...READ MORE
By assuming that all the values are ...READ MORE
Basically here we are making an equation ...READ MORE
You need not spread twice, if you ...READ MORE
You can use pmap as follows: nc <- ...READ MORE
Build the randomForest model on top of ...READ MORE
Use type='probs' inside predict() function, so that ...READ MORE
You can do this using dplyr and ...READ MORE
Your first task would be to build ...READ MORE
Yes, purrr does provide a package called ...READ MORE
Hello, Both are a good programming language you ...READ MORE
there is a package called rjava that ...READ MORE
Firstly we have to set dataf variable ...READ MORE
You can parse the strings to symbols. ...READ MORE
Try this: df %>% filter(!is.na(col1)) READ MORE
Well I could suggest various options such ...READ MORE
With the help of Dplyr: rename function ...READ MORE
The axis limits are being set using ...READ MORE
All you have to do is run ...READ MORE
You have two options, either impute the ...READ MORE
You can work with the "Hmisc" package, ...READ MORE
If you want to plot 4 graphs ...READ MORE
The below is the code to perform ...READ MORE
You can use the "sumamrise_all()" function for ...READ MORE
You can use the "dplyr" package to ...READ MORE
We would start off by loading the ...READ MORE
You can install it for python in ...READ MORE
Normally to perform supervised learning you need ...READ MORE
In certain cases, Hadoop Streaming is beneficial ...READ MORE
org.apache.hadoop.mapred is the Old API org.apache.hadoop.mapreduce is the ...READ MORE
Remote we are connecting to hive with ...READ MORE
Hey Sudhanshu, Hope you're doing great. It was pleasure ...READ MORE
Hi Learner, Hope you are doing well, Please find ...READ MORE
Dear Learner, Greetings ! We would like to inform ...READ MORE
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