大约有 47,000 项符合查询结果(耗时:0.0348秒) [XML]

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Multi-statement Table Valued Function vs Inline Table Valued Function

...e compiler cannot use any table statistics on the tables in the MSTVF. So, all things being equal, (which they rarely are), the ITVF will perform better than the MSTVF. In my tests, the performance difference in completion time was negligible however from a statistics standpoint, it was noticeable. ...
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How to remove the querystring and get only the url?

...he querystring. explode() is less direct because it must produce a potentially two-element array by which the first element must be accessed. Some other techniques may break when the querystring is missing or potentially mutate other/unintended substrings in the url -- these techniques should be a...
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Django : How can I see a list of urlpatterns?

... If you want a list of all the urls in your project, first you need to install django-extensions, add it to your settings like this: INSTALLED_APPS = ( ... 'django_extensions', ... ) And then, run this command in your terminal ./manage.py show_...
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apt-get for Cygwin?

... apt-cyg orks really well. Just installed rsync, openssh, mc and others. – Jako Feb 14 '13 at 0:51 9 ...
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Ruby replace string with captured regex pattern

...d answer first without reading the entirety of answers. That seems to generally be the most efficient means of fixing a problem. Give Vicky a break! :) – Josh M. Jan 31 '14 at 3:43 ...
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Does Swift support reflection?

...s to me it's just a hack to enable debugging in Xcode. Protocol Mirror actually quotes the word IDE several times. – Sulthan Jun 6 '14 at 7:50 7 ...
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Rails layouts per action?

...th this is that you cannot access objects such as current_user to conditionally determine the layout – Andrew K Dec 14 '14 at 5:25 ...
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Deep copy of a dict in python

... @BuvinJ The issue is that json.loads doesn't solve the problem for all use cases where python dict attributes are not JSON serializable. It may help those who are only dealing with simple data structures, from an API for example, but I don't think it's enough of a solution to fully answer th...
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Circular list iterator in Python

... Output: a b c a b c ... (Loops forever, obviously) In order to manually advance the iterator and pull values from it one by one, simply call next(pool): >>> next(pool) 'a' >>> next(pool) 'b' share...
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Task not serializable: java.io.NotSerializableException when calling function outside closure only o

Getting strange behavior when calling function outside of a closure: 9 Answers 9 ...