jxc questions

jxc answers

• how to create & sort by an ordered categorical variable in pyspark
• Random sample from column of ArrayType Pyspark
• Convert list to a dataframe column in pyspark
• How do i make my awk command into a python command
• Customised start and end date of the month
• Add new row to pyspark dataframe based on values
• Pyspark RDD aggregate different value fields differently
• How use on Array
• What is the best way to find all occurrences of values from one dataframe in another dataframe?
• PySpark UDF optimization challenge using a dictionary with regex's (Scala?)