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1. The ThreadLocal object is created in the normal method or class which will be accesed by multi-thread. 2. The object of ThreadLocal<T> will store d 阅读全文
posted @ 2018-10-19 13:35
iDragon
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1. Create environment for stream computing 2. Now we need to add the data source for further computing 3. The data from data source will be streamed i 阅读全文
posted @ 2018-10-18 14:40
iDragon
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Job description Job description About the role We are looking for a talented engineer who has excellent cloud skills, but ideally would also have embe 阅读全文
posted @ 2018-10-18 08:59
iDragon
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A Stream represents the core data model in Trident, and can be thought of as a "stream" of tuples that are processed as a series of small batches. A s 阅读全文
posted @ 2018-10-17 16:42
iDragon
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Spark programs are structured on RDDs: they invole reading data from stable storage into the RDD format, performing a number of computations and data 阅读全文
posted @ 2018-10-17 10:04
iDragon
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If you work in a company that develops shared libraries, or if you work on an open-source or commercial library, you might want to develop your own au 阅读全文
posted @ 2018-10-15 11:10
iDragon
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Generic/Template Programming in Flink SourceFunction<T> AsyncFunction<IN, OUT> 阅读全文
posted @ 2018-10-12 17:38
iDragon
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Talks on C/S - B/S 阅读全文
posted @ 2018-10-12 16:27
iDragon
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Get RpcClient from RpcClientFactory with Reflection programming Message or Event definition in Flum public interface Event { /** * Returns a map of na 阅读全文
posted @ 2018-10-12 11:12
iDragon
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Aysnc-callback with future in distributed system 阅读全文
posted @ 2018-10-12 10:36
iDragon
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