Jack

Jack has asked 70 questions and find answers to 1 problems.

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About

Many years experience in search engine and Hadoop Expertise And Love Java,Network! Some experiences in Spark,Blink,Data Mining

Jack questions

how to set Spark Kmeans initial centers
Mongodb: Adding new shards to a cluster added load to the cluster
how to get Kafka max offset by producer
How does index refresh interval work in ElasticSearch?
How to enable compression on an existing Hbase table?
sync/async insert or update ElasticSearch in Python
Can Zookeeper remain highly available if one of three nodes fails
do I need to use nohup and & together
what's the HDFS writing consistency
why HBase count operation so slow

Jack answers

Kafka spark directStream can not get data