user113156

user113156 has asked 23 questions and find answers to 5 problems.

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user113156 questions

Understanding xgboost cross validation and AUC output results
applying a dist function rowise in custom function
r sequence problem - max number of changes in a given sequence
brain-teaser R problem - programming problem solving in R
ggplot lines from point to origin and cosine scores
Kaggle datasets into jupyter notebook
applying a function across columns by extracting similar column names
Splitting strings into multiple fixed width columns
mapping a simple calculation over rows and lists using dplyr
pivot_wider issue "Values in `values_from` are not uniquely identified; output will contain list-cols"

user113156 answers

Directly loading .RData from github
What is the fastest and/or better way to use getSymbols()? To get each equity separate or all together?