user3768495 questions

• assign colors to each level of factors in R figures
• error when "sudo pip" on an AWS ec2 instance
• How can I identify the images with 'Possibly corrupt EXIF data'
• Python Postgres psycopg2 ThreadedConnectionPool exhausted
• Remove an item in list and get a new list? [duplicate]
• how to download and display an image from an URL in R?
• how to convert a Series of arrays into a single matrix in pandas/numpy?

user3768495 answers