大约有 11,000 项符合查询结果（耗时：0.0291秒） [XML]
What exactly is a Context in Java? [duplicate]
...Servlet's ServletContext, JSF's FacesContext, Spring's ApplicationContext, Android's Context, JNDI's InitialContext, etc. They all often follow the Facade Pattern which abstracts the environmental details the enduser doesn't need to know about away in a single interface/class.
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When and why should I use fragments in Android applications? [duplicate]
...ause you want to code the list and the detail functionality once, and have Android decide, based on screen size, when to two put the the Fragment on a new or the same Activity.
– Behnam
Jul 28 '16 at 18:04
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How to refresh an IFrame using Javascript?
... It works for me in this version of Chrome: Version 24.0.1312.56 Ubuntu 12.04 (24.0.1312.56-0ubuntu0.12.04.1)
– Paul A Jungwirth
Mar 13 '13 at 17:13
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How to set default vim colorscheme
The latest upgrade of Ubuntu made my vim colorscheme unusable. I know how to set it manually ( :colo evening , for example), but I want to set the default for all vim sessions. I see reference in other places to .vimrc , but the right location and syntax have eluded me thus far.
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How to Uninstall RVM? [duplicate]
How can I uninstall (or reinstall) RVM on Ubuntu 9.10? I messed up my current installation.
1 Answer
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What are my environment variables? [closed]
...sh, set will also print all your defined functions, which on a system like ubuntu, is a very long printout.
– JimB
Dec 13 '10 at 21:01
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How do I set up curl to permanently use a proxy? [closed]
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This works on Ubuntu 16.04. It should be accepted answer for that OS.
– Frank.Germain
Dec 13 '18 at 14:40
add a co...
How to create user for a db in postgresql? [closed]
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For Ubuntu it should be sudo su - postgres
– Hengjie
Jan 27 '13 at 11:36
58
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How To Get IPython Notebook To Run Python 3?
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For linux 16.04 Ubuntu you can use
sudo apt-get install ipython3
and then use
ipython3 notebook
to open the notebook in the browser. If you have any notebooks saved with python 2 then it will automatically convert them to Python 3 onc...
ImportError: No module named dateutil.parser
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On Ubuntu you may need to install the package manager pip first:
sudo apt-get install python-pip
Then install the python-dateutil package with:
sudo pip install python-dateutil
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