大约有 48,000 项符合查询结果（耗时：0.0710秒） [XML]
Cron and virtualenv
... every combination and activating the virtualenv appears to have no effect whatsoever. I do set my PYTHONPATH in .bashrc but this apparently is not used by cron? Will update my question to highlight your answer.
– John-Scott
Jul 21 '10 at 2:10
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Run a Python script from another Python script, passing in arguments [duplicate]
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Yes, that's what the help for os.system says. However, for simple uses os.system is the simplest way to get the job done. It depends on what your needs are, of course.
– Greg Hewgill
Sep 23 '10 at 2...
Sending a message to nil in Objective-C
...a developer who is reading Apple's Objective-C 2.0 documentation: I wonder what " sending a message to nil " means - let alone how it is actually useful. Taking an excerpt from the documentation:
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Keep file in a Git repo, but don't track changes
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I did what you say but git status keep telling the file is modified
– rraallvv
Dec 21 '13 at 20:43
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requestFeature() must be called before adding content
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Well, just do what the error message tells you.
Don't call setContentView() before requestFeature().
Note:
As said in comments, for both ActionBarSherlock and AppCompat library, it's necessary to call requestFeature() before super.onCre...
I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
.... With easy usage.
require 'securerandom'
guid = SecureRandom.hex(10) #or whatever value you want instead of 10
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Is there a wikipedia API just for retrieve content summary?
... This also includes "type" which is excellent if you need to know if what you searched has a "disambiguation".
– Jeel Shah
May 19 '18 at 23:50
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How to merge two arrays in JavaScript and de-duplicate items
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I prefer underscore.js. What I ended up using is underscore.flatten(), which is better than union in that it takes an array of arrays.
– weaver
Feb 18 '14 at 23:25
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Fade/dissolve when changing UIImageView's image
... it's some kind of caching the presentationLayer or something?!? Any ideas what it could be?
– Georg
Feb 25 '14 at 12:37
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YYYY-MM-DD format date in shell script
... In the first days of the month I get "2012-07-1" which is not what the OP asks for.
– DerMike
Jul 2 '12 at 9:29
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