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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...
Decode HTML entities in Python string?
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edited Jul 2 '19 at 17:13
wjandrea
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Disable migrations when running unit tests in Django 1.7
Django 1.7 introduced database migrations .
7 Answers
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Losing scope when using ng-include
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edited Sep 6 '17 at 10:18
user4642212
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How to convert nanoseconds to seconds using the TimeUnit enum?
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201
Well, you could just divide by 1,000,000,000:
long elapsedTime = end - start;
double seconds = ...
How to hide the keyboard when I press return key in a UITextField?
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How many bits or bytes are there in a character? [closed]
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195
It depends what is the character and what encoding it is in:
An ASCII character in 8-bit ASC...
Should I size a textarea with CSS width / height or HTML cols / rows attributes?
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12 Answers
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What is the difference between return and return()?
I tested the above code in Chrome's console, and both returned 1 .
9 Answers
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