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Strings as Primary Keys in SQL Database [closed]
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How to skip “Loose Object” popup when running 'git gui'
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sashoalm
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answered Apr 12 '12 at 20:51
Esko Luont...
Git Cherry-pick vs Merge Workflow
...ho had 3 months worth of changes to merge, and got some 9000 conflicts in 250000 line code-base. What we did to fix is do the merge one month's worth at a time: conflicts do not build up linearly, and doing it in pieces results in far fewer than 9000 conflicts. It was still a lot of work, but not ...
What are transparent comparators?
...e with the container's key, instead of using the key type itself. See N3465 by Joaquín Mª López Muñoz for rationale and a detailed, carefully written proposal to add this feature.
At the Bristol meeting the LWG agreed that the heteregeneous lookup feature was useful and desirable, but we could...
Why is a round-trip conversion via a string not safe for a double?
...}
*dst = 0;
}
}
It turns out that _ecvt returns the string 845512408225570.
Notice the trailing zero? It turns out that makes all the difference!
When the zero is present, the result actually parses back to 0.84551240822557006, which is your original number -- so it compares equal, an...
TimeSpan ToString format
Just curious, is there a format string I can use to output something like "5h 3m 30s"?
7 Answers
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How to split/partition a dataset into training and test datasets for, e.g., cross validation?
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125
If you want to split the data set once in two halves, you can use numpy.random.shuffle, or numpy...
How to select where ID in Array Rails ActiveRecord without exception
...unctions works without throwing exceptions.
Comment.find_all_by_id([2, 3, 5])
will work even if some of the ids don't exist. This works in the
user.comments.find_all_by_id(potentially_nonexistent_ids)
case as well.
Update: Rails 4
Comment.where(id: [2, 3, 5])
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Question mark and colon in JavaScript
...en" and : as "else".
Your code is equivalent to
if (max != 0)
hsb.s = 255 * delta / max;
else
hsb.s = 0;
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Meaning of acronym SSO in the context of std::string
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edited Sep 15 '13 at 15:31
answered Apr 25 '12 at 16:18
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