Colonel Beauvel

Colonel Beauvel has asked 36 questions and find answers to 202 problems.

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Colonel Beauvel questions

R find order of a vector
Lasso - Choose the initial point in scikit coordinate descent
Remove lines in dataframe using a list in Pandas
R connect to Thomson Reuters Eikon
Bootstrap multiselect select all options at instanciation
Regression with Lasso, all coeffs are 0
Python pandas - particular merge/replacement
Data.frame filtering
Filter array based on an array of index
Makefile error make (e=2): The system cannot find the file specified

Colonel Beauvel answers

Pivoting a large data set
Computationally non tolling algorithm to find min and max of a variable wrt a factor in r in large data frame?
What does multiple %in% in a row test?
Create forecast matrix after rolling window
Frequency of multiple boolean or non-boolean columns in R
Create a list of matrices that measure differences in growth rates in R
Pandas: cumulative functions application
Aggregate monthly status data to sequence data
How can I replace aggregate by data.table?
How to access column via index when using iterrows()