user321627 questions

• When warnings occur in a loop in R, is it possible to report and extract which iteration it occurs in?
• How to rename elements inside a list of lists in the an efficient manner in R?
• R: Using the unlist() function for a list that has some elements being integer(0)?
• In an array in R, how can we conduct subtraction in each element of the array?
• In igraph in R, is it possible to create dotted lines around the vertex objects?
• How to center boxes on top of lines in the legend of a plot?
• Are there ways to randomly sample among ties in the R function which.max()?
• In Slurm, is there a quick command to determine the total number of jobs (pending and active) at a given moment?
• Why does a large for loop with 10 billion iterations take a much longer time to run in Python than in C?
• Is it impossible to install R 4.0 on Ubuntu 18.04.4 LTS because r-base-core requires a libc6 version >= 2.29?

user321627 answers