大约有 44,000 项符合查询结果（耗时：0.0303秒） [XML]
Hibernate dialect for Oracle Database 11g?
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At least in case of EclipseLink 10g and 11g differ. Since 11g it is not recommended to use first_rows hint for pagination queries.
See "Is it possible to disable jpa hints per particular query".
Such a query should not be used...
What does int argc, char *argv[] mean?
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@Chuck: C (at least C99) has the same requirement.
– James McNellis
Jun 11 '10 at 23:35
2
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How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
...) will restore globalAlpha you might also need to do this at the end (at least I had to in earlier versions of Chrome) ctx.globalAlpha = 1;
– Sean
May 18 '17 at 15:21
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Regular Expression for alphanumeric and underscores
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Um...question: Does it need to have at least one character or no? Can it be an empty string?
^[A-Za-z0-9_]+$
Will do at least one upper or lower case alphanumeric or underscore. If it can be zero length, then just substitute the + for *
^[A-Za-z0-9_]*$
Edi...
Test if a variable is a list or tuple
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Also results True for strings (at least on Python 3).
– SzieberthAdam
Sep 10 '13 at 13:08
2
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Difference between `npm start` & `node app.js`, when starting app?
...edly, that description is completely unhelpful, and that's all it says. At least it's more documented than socket.io.
Anyhow, what really happens is that npm looks in your package.json file, and if you have something like
"scripts": { "start": "coffee server.coffee" }
then it will do that. If...
What is the Comonad typeclass in Haskell?
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Link-only answer should at least contain a summary of the linked contents. Currently this answer isn't fit for being a good SO answer. Consider expanding it a bit, so that it can stand on its own without the linked articles.
– Bak...
How do you downgrade rubygems?
...'t know why actually (if anyone has details on that I'd be curious) but at least it works now.
– Brian Armstrong
Feb 23 '11 at 8:32
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Bulk package updates using Conda
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At the very least, probably would have made more sense as a comment than as an answer.
– Chill2Macht
Jan 27 '18 at 17:12
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Design by contract using assertions or exceptions? [closed]
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Assertions are useful at the very least in cases where checking correctness would be either inefficient or inefficient to implement properly.
– Casebash
Oct 25 '09 at 6:24
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