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从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
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1. Mahout推荐引擎概况
Mahout的推荐引擎，要从org.apache.mahout.cf.taste包说起。
packages的说明：
common: 公共类包括，异常，数据刷新接口，权重常量
eval: 定义构造器接口，...
What is the simplest SQL Query to find the second largest value?
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Apache Spark: The number of cores vs. the number of executors
... Imagine a cluster with six nodes running NodeManagers, each
equipped with 16 cores and 64GB of memory. The NodeManager capacities,
yarn.nodemanager.resource.memory-mb and
yarn.nodemanager.resource.cpu-vcores, should probably be set to 63 *
1024 = 64512 (megabytes) and 15 respectively. We avoid allo...
Differences in boolean operators: & vs && and | vs ||
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How do I check out version version/tag 1.1.4 of the rspec bundle ?
2 Answers
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Is it safe to resolve a promise multiple times?
I have an i18n service in my application which contains the following code:
7 Answers
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Appropriate datatype for holding percent values?
What is the best datatype for holding percent values ranging from 0.00% to 100.00%?
5 Answers
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Get person's age in Ruby
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I know I'm late to the party here, but the accepted answer will break horribly when trying to w...
How to iterate a loop with index and element in Swift
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