Tim questions

Tim answers

• Which way of the cast between str and int is faster in Python?
• How to traverse array from both left to right and from right to left?
• Setting spark.local.dir in Pyspark/Jupyter
• Scala - map function - Only returned last element of a Map
• What is the difference between SPARK Partitions and Worker Cores?
• How to read gz compressed file by pyspark
• Spark Scala Serialization Error from RDD map
• spark: SAXParseException while writing to parquet on s3
• How to calculate the best numberOfPartitions for coalesce?
• json4s Serialize and deserialize generic type