Gen Tan questions

• Create pandas dataframe from list of lists, but there are different seperators
• date-fns format time in 24 hour format
• All my ipython notebooks are suddenly read only. Running Ubuntu with windows dual boot
• How to capture mean of hyphen seperated numbers in a pandas dataframe?
• Delete pandas column if column name begins with a number
• How to randomly set elements in numpy array to 0

Gen Tan answers