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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...
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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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Differences in boolean operators: & vs && and | vs ||
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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:
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Case insensitive searching in Oracle
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Since 10gR2, Oracle allows to fine-tune the behaviour of string comparisons by setting the NLS_COMP and NLS_SORT session parameters:
SQL> SET HEADING OFF
SQL> SELECT *
2 FROM NLS_SESSION_PARAMETERS
3 WHERE PARAMETER IN...
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...
Appropriate datatype for holding percent values?
What is the best datatype for holding percent values ranging from 0.00% to 100.00%?
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How to iterate a loop with index and element in Swift
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Remove multiple elements from array in Javascript/jQuery
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