Chris T. questions

• "Error: Must subset rows with a valid subscript vector" in preProcess() when using knnImpute
• tidyverse not loaded, it says "namespace ‘vctrs’ 0.2.0 is already loaded, but >= 0.2.1 is required"
• Python Matplotlib plotting sample means in bar chart with confidence intervals but looks like box plots
• labeling networkx node attributes outside of nodes
• Getting max value from a list with None elements
• Sorting TfidfVectorizer output by tf-idf (lowest to highest and vice versa)

Chris T. answers