大约有 47,000 项符合查询结果（耗时：0.0506秒） [XML]
When are you truly forced to use UUID as part of the design?
I don't really see the point of UUID . I know the probability of a collision is effectively nil , but effectively nil is not even close to impossible.
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Integrating MySQL with Python in Windows
...nstall -b C:\temp\sometempdir mysql-python
That will fail - which is OK.
Now open site.cfg in your temp directory C:\temp\sometempdir and edit the "registry_key" setting to:
registry_key = SOFTWARE\MySQL AB\MySQL Server 5.1
now CD into your temp dir and:
python setup.py clean
python setup.py i...
Computed / calculated / virtual / derived columns in PostgreSQL
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The functionality is in development right now: commitfest.postgresql.org/16/1443
– r90t
Jan 23 '18 at 12:42
1
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Timeout for python requests.get entire response
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Thank you. I now understand your solution's technical superiority (which you stated rather succinctly at the beginning of your answer) and upvoted it. The issue with third-party modules is not importing them but ensuring they are there to...
How can I split a JavaScript string by white space or comma?
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+1 I know this is a little old but why use a blank space and not \s. I may have some line breaks in the blob and \s takes care of those too.
– iambriansreed
Sep 21 '12 at 17:46
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How to create a private class method?
...method in a separate line. I personally don't like this usage but good to know that it exists.
private_class_method def self.method_name
....
end
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How can I make Visual Studio wrap lines at 80 characters?
...;> All Languages >> General >> Select Word Wrap.
I dont know if you can select a specific number of columns?
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Which is more efficient: Multiple MySQL tables or one large table?
...multiple values in future. e.g. credit limit is a single value field as of now. But tomorrow, you may decide to change the values as (date from, date to, credit value). Split tables might come handy now.
My vote would be for multiple tables - with data appropriately split.
Good luck.
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How do I use variables in Oracle SQL Developer?
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Ok I know this a bit of a hack but this is a way to use a variable in a simple query, not a script:
WITH
emplVar AS
(SELECT 1234 AS id FROM dual)
SELECT
*
FROM
employees,
emplVar
WHERE
EmployId=emplVar.id;
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How does the algorithm to color the song list in iTunes 11 work? [closed]
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Pretty awesome solution. Now need a port from Mathematica to Objective-C, that is a hard struggle.
– loretoparisi
Dec 3 '12 at 20:29
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