大约有 15,467 项符合查询结果（耗时：0.0273秒） [XML]
How to sort a list of objects based on an attribute of the objects?
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A way that can be fastest, especially if your list has a lot of records, is to use operator.attrgetter("count"). However, this might run on an pre-operator version of Python, so it would be nice to have a fallback mechanism. You might want to do ...
How do you clone a Git repository into a specific folder?
...pt/projectA/prod/public /httpdocs/public
Which easily could be changed to test if you wanted it, i.e.:
ln -sfn /opt/projectA/test/public /httpdocs/public
without moving files around. Added -fn in case someone is copying these lines (-f is force, -n avoid some often unwanted interactions with alre...
How can I debug my JavaScript code? [closed]
... any other; it depends on your personal preference and you should probably test your site in all browsers anyway (my personal first choice is always Firebug).
I'll cover some of the high-level solutions below, using Firebug as an example:
Firefox
Firefox comes with with its own inbuilt JavaScript...
How to check if a process id (PID) exists
...s discussing kill and race conditions are exactly right if the body of the test is a "kill". I came looking for the general "how do you test for a PID existence in bash".
The /proc method is interesting, but in some sense breaks the spirit of the "ps" command abstraction, i.e. you dont need to go ...
Does Python SciPy need BLAS?
...ursive. Simply remove it from the make.inc file in such cases.
The lapack test target of the Makefile fails in my setup because it cannot find the blas libraries. If you are thorough you can temporarily move the blas library to the specified location to test the lapack. I'm a lazy person, so I trus...
alternatives to REPLACE on a text or ntext datatype
...erver 2000 or compatibility level of 8 or SQL Server 2000:
UPDATE [CMS_DB_test].[dbo].[cms_HtmlText]
SET Content = CAST(REPLACE(CAST(Content as NVarchar(4000)),'ABC','DEF') AS NText)
WHERE Content LIKE '%ABC%'
For SQL Server 2005+:
UPDATE [CMS_DB_test].[dbo].[cms_HtmlText]
SET Content = CAST(...
PostgreSQL: How to make “case-insensitive” query
...) and upper() will give you a sequential
scan. It can't use indexes. On my test system, using lower() takes
about 2000 times longer than a query that can use an index. (Test data has a little over 100k rows.)
There are at least three less frequently used solutions that might be more effective.
U...
Get the current git hash in a Python script
...is question for folks interested. I don't develop in Windows, so I haven't tested this, but I had assumed that setting up the env dict was necessary for cross-platform functionality. Yuji's answer does not, but perhaps that works on both UNIX and Windows.
– ryanjdillon
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django - why is the request.POST object immutable?
... better, the querydict is mutable when I send the request suing the django test client.
– user1158559
Mar 10 '17 at 15:02
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Why would I prefer using vector to deque
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I think that good idea to make perfomance test of each case. And make decision relying on this tests.
I'd prefer std::deque than std::vector in most cases.
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