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Real life example, when to use OUTER / CROSS APPLY in SQL
...n alias
SELECT number,
doubled_number,
doubled_number_plus_one
FROM master..spt_values
CROSS APPLY (SELECT 2 * CAST(number AS BIGINT)) CA1(doubled_number)
CROSS APPLY (SELECT doubled_number + 1) CA2(doubled_number_plus_one)
4) Unpivoting more than one group of columns
Assumes ...
MySQL vs PostgreSQL for Web Applications [closed]
...ation against both." And if you really, really care, you get in two DBAs (one who specializes in each database) and get them to tune the crap out of the databases, and then choose. It's astonishing how expensive good DBAs are; and they are worth every cent.
When it matters.
Which it probably...
MongoDB drop every database
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I think when someone wants to drop their databases they aren't wanting to drop the mongo internal databases like admin and local.
– carlin.scott
Apr 21 '16 at 18:27
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How to create a CPU spike with a bash command
...s (4 physical and 4 virtual cores). You'll also want to stress the virtual ones for a full load test.
– Mast
May 21 '15 at 11:53
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Regex match one of two words
...lass=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49....
Triggering HTML5 Form Validation
...ieldsets. I have some Javascript that displays the field sets to the users one at a time. For browsers that support HTML5 validation, I'd love to make use of it. However, I need to do it on my terms. I'm using JQuery.
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What are the disadvantages to declaring Scala case classes?
...appear to be a godsend, giving you all of the following for free with just one keyword:
5 Answers
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Why is NaN not equal to NaN? [duplicate]
...or NaNs in calculations when probing the value of a mathematical function; one of the examples given in the linked document is finding the zeros() of a function f(). It is entirely possible that in the process of probing the function with guess values that you will probe one where the function f() y...
An algorithm for inflating/deflating (offsetting, buffering) polygons
...l applications without charge.
Polygon offsetting can be performed using one of three offset styles - squared, round and mitered.
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Passing enum or object through an intent (the best solution)
... "overhead" of an intermediary object to do the serialization as it's all done in place thanks to inline which will replace the calls with the code inside the function.
The functions are more familiar as they are similar to the SDK ones.
The IDE will autocomplete these functions which means there is...