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Rating Stats for

Jacek Laskowski

Rating
1525.89 (22,827th) 		Reputation
48,121 (2,126th)
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Title Δ
How to create an Encoder for Scala collection (to implement custom... +0.48
spark behavior on hive partitioned table +0.05
Why does a Spark application fail with "Exception in thread &q... 0.00
How long is a DataFrame cached? 0.00
How to avoid query preparation (parsing, planning and optimizations... 0.00
How to run multiple Spark jobs in parallel? +0.48
Why does Spark on YARN in cluster mode fail with "Exception in... 0.00
Why does Spark application in Docker container fail with OutOfMemor... 0.00
When does a Spark on YARN application exit with exitCode: -104? -0.07
Why is the code inside RDD.map not executed in YARN? +1.95
How to access files specified by --files? 0.00
How to know the number of Spark jobs and stages in (broadcast) join... 0.00
Does YARN calculate num-executors ever? 0.00
What is the relationship between thread pools (on driver) and execu... 0.00
What is \tmp\hive for in Spark SQL (esp. while setting it up with w... +0.49
How to compare two datasets? 0.00
How to extract JSON from a binary protobuf? 0.00
How to use driver to load data and executors for processing and wri... 0.00
What are the benefits of SparkLauncher vs java -jar fat-jar? 0.00
Apache Spark DAGScheduler Flow of Data 0.00
How to run Spark-shell including sansa-stack library for loading rd... 0.00
How to get the row top 1 in Spark Structured Streaming? +0.49
How to create a Row from a given case class? +1.18
What is HDFS data locality? 0.00
Pyspark error instantiating 'org.apache.spark.sql.hive.HiveSess... +0.49
Why do my pyspark joins fails? 0.00
How to do df.rdd or df.collect().foreach on streaming dataset? 0.00
Why does $ not work with values of type String (and only with the s... +1.77
How to use foreach sink in pyspark? +0.48
How to update existing SparkSession instance or create a new one in... 0.00
How to get column names with all values null? -1.50
How to test streaming window aggregations? 0.00
How to use spark-submit's --properties-file option to launch Sp... 0.00
How to specify schema for one column only when loading JSON? 0.00
When could broadcast variables change if ever? 0.00
How to write parquet files from streaming query? 0.00
Why no stacktrace in logs on workers for "OutOfMemoryError: Ja... 0.00
How to use NNLS for non-negative multiple linear regression? +0.49
Why does Zeppelin fail with "mismatched input ';' expe... 0.00
Why does spark-shell fail with "SymbolTable.exitingPhase...jav... +0.50
Why does streaming query fail with "InvalidSchemaException: A... 0.00
How to load tar.gz files in streaming datasets? +0.50
Spark CSV - No applicable constructor/method found for actual param... 0.00
Why does format("kafka") fail with "Failed to find d... 0.00
How to join datasets with same columns and select one? -0.50
How to load streaming data from Amazon SQS? 0.00
Why does query with UDF fail with "Task not serializable"... -0.50
Why does starting StreamingContext fail with "IllegalArgumentE... 0.00
How to train separate models per column values? 0.00
How to convert a column from hex string to long? -2.15