StackRating

An Elo-based rating system for Stack Overflow
Home   |   About   |   Stats and Analysis   |   Get a Badge
Rating Stats for

Assaf Mendelson

Rating
1484.41 (4,474,887th) 		Reputation
7,415 (21,491st)
Page: 1 2 3 4 5 6
Title Δ
Schema for type Any is not supported 0.00
Scala Spark: Performance issue renaming huge number of columns 0.00
Spark does persistence required for single action? 0.00
How to do a Spark dataframe(1 million rows) cartesian product with... 0.00
Compatibility issue with Scala and Spark for compiled jars +0.53
PySpark Simple count of records 0.00
Please tell me the priority of the properties mentioned in these fo... 0.00
Cannot recognize the DataFrame for Java on spark in the Intellij pl... +0.53
How to iterate over each row of an Dataframe / RDD in pyspark for a... 0.00
Write spark dataframe to file using python and '|' delimiter +2.17
Each iteration takes longer spark 0.00
group a list by key and identify new and expired elements between g... 0.00
override guava dependency version of spark 0.00
Pyspark aggregation using groupBy is very slow compared to Scala 0.00
Spark DataFrame - drop null values from column -1.54
Spark: is DataFrame caching/persistence is transferred from one to... +0.19
Spark Dataframe Window lag function based on multiple columns 0.00
Concatenating string by rows in pyspark 0.00
Filtering a pyspark dataframe using isin by exclusion -3.76
Spark - Statistical calculations sorted by timestamps ranges 0.00
Efficent Dataframe lookup in Apache Spark 0.00
Update columns when iterate over DataFrame 0.00
Spark Parquet Statistics(min/max) integration 0.00
How to get all jobs status via Spark Hidden Rest API 0.00
Is filterPushdown a setting for PySpark? 0.00
How to convert javaRDD to dataset +0.29
Spark Scala. Using an external variables "dataframe" in a... -3.83
Naming the csv file in write_df 0.00
Spark dataframe add new column with random data -2.62
Spark migrate sql window function to RDD for better performance -3.28
Partial Vertical Caching of DataFrame 0.00
reducebykey and aggregatebykey in spark Dataframe 0.00
Does PySpark JSON parsing happen in Python or JVM? -3.88
Why so many Parquet files created? Can we not limit Parquet output... 0.00
parallelization level of Tupled RDD data 0.00
How to check if all records for a given key are in the same partiti... +0.67
Saving ordered dataframe in Spark 0.00
Why is the number of partitions after groupBy 200? Why is this 200... 0.00
Use of implicit parameter in spark 0.00
Refresh cached dataframe? +0.03
Apache zepplin spark job runs faster than spark-submit 0.00
knowing the size of a broadcasted variable in spark -3.98
Pycharm Debug with pre-parameters Spark +4.09
Converting JavaRDD to DataFrame in Spark java -0.65
Spark - Optimize calculation time over a data frame, by using group... +4.13
Java. SparkSQL join large datasets 0.00
Dynamically select column content based on other column from the sa... -3.01
How to calculate time difference with nscala_time in Spark -3.95
Spark Dataframes- Reducing By Key 0.00
Warning message while using a window function in SparkSQL dataframe 0.00