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Serge Harnyk

Rating
1503.05 (326,934th) 		Reputation
374 (344,420th)
Page: 1
Title Δ
How do you approach solving data structures and algorithms problems? +4.01
Explanation about HashMap hash algorithm in this example +3.95
SPARK: When will a Dataframe or RDD be removed or till when is it a... +0.05
Kafka partitioning in SpringBoot 0.00
What is @KafkaKey annotation used for +4.10
Clarity on number of partitions in spark dataframe -3.83
Spark: how does partitionBy (DataFrameWriter) actually work? -4.01
Correct way of creating a realtime application with Cassandra +0.08
Mapstruct java.util.Stack converting 0.00
Retain spark node history +0.02
how to add leading zeroes to a pyspark dataframe column +3.78
Difference between plus() vs add() in Kotlin List -2.69
Querying a High Cardinality Field 0.00
Why does cassandra count query using "allow filtering" wh... 0.00
Would you use Cassandra for aggregate queries? 0.00
How should I get the difference between 2 list<Object> +1.23
spark-shell unable to start -0.00
How to improve performance my spark job here to load data into cass... 0.00
Memory Allocation in Spark(df) -4.19
how to submit to spark for many jobs in one application -0.52
Tech Stack for Processing small Message Files 0.00
Spark get ttl column from cassandra 0.00
error in sparksession as sparksession cannot be resolved -0.01
Spark-shell : The number of columns doesn't match +3.79
How do I write a csv file by taking Cassandra's table as an inp... 0.00
Using Spark's MapReduce to call a different function and aggreg... 0.00
Any UI log monitoring tool for cassandra system.log? 0.00
How to query nested Array type of a json file using Spark? -3.85
Spark SQL Java GenericRowWithSchema cannot be cast to java.lang.Str... +4.03
spark drop multiple duplicated columns after join -2.47
Spark unpersisting dataframe after it has been persisted agai due t... 0.00
Install Spark and Hadoop in the same machine 0.00
Spark Cassandra connection 0.00
Spark steaming read from Kafka and apply Spark SQL aggregations in... +0.13
jsoup: parse data of certain tag which is just after a particular tag -0.27
How to do a split string and store into a variable for future use? +3.72
Jsoup, Selecting element is not working -3.99
Which NoSQL database suited to store different type of orders? -0.01
How to parse specific string from site HTML 0.00
How to prevent Spark SQL + Power BI OOM 0.00
Google Search with JSoup 0.00
How to get MIN() MAX() values from cassandra in java bean? 0.00