大约有 31,500 项符合查询结果(耗时:0.0546秒) [XML]

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Android Webview - Webpage should fit the device screen

... You have to calculate the scale that you need to use manually, rather than setting to 30. private int getScale(){ Display display = ((WindowManager) getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay(); int width = display.getWidth(); Double val = new Double...
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How to programmatically clear application data

...st). In order to do so, I need to clear the app data. This can be done manually in Settings/Applications/Manage Applications/[My App]/Clear data ...
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What, exactly, is needed for “margin: 0 auto;” to work?

...ple's heads: The element must have a width that is not auto2 Note that all of these conditions must be true of the element being centered for it to work. 1 There is one exception to this: if your fixed or absolutely positioned element has left: 0; right: 0, it will center with auto margins. ...
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Move capture in lambda

... Generalized lambda capture in C++14 In C++14 we will have the so called generalized lambda capture. This enables move capture. The following will be legal code in C++14: using namespace std; // a unique_ptr is move-only auto u = make_unique<some_type>( some, parameters ); // move...
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Posting a File and Associated Data to a RESTful WebService preferably as JSON

...as JSON. Part of this application requires the client to upload a file (usually an image) as well as information about the image. ...
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Storing time-series data, relational or non?

... description, the actual PK is (Device, Metric, DateTime). (Please don't call it TimeStamp, that means something else, but that is a minor issue.) The uniqueness of the row is identified by: (Device, Metric, DateTime) The Id column does nothing, it is totally and completely redundant. A...
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Rename multiple files in a directory in Python [duplicate]

...e script itself. Instead of using . as the dir, you could make a variable called dir and use that, then prepend dir to the filename. – styfle May 18 '11 at 5:53 18 ...
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fs: how do I locate a parent folder?

... why? just generally why? can someone please explain? – eyurdakul May 16 '17 at 15:12 ...
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Is a view faster than a simple query?

...es. Update: At least three people have voted me down on this one. With all due respect, I think that they are just wrong; Microsoft's own documentation makes it very clear that Views can improve performance. First, simple views are expanded in place and so do not directly contribute to performa...
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error: command 'gcc' failed with exit status 1 while installing eventlet

I wanted to install eventlet on my system in order to have "Herd" for software deployment.. but the terminal is showing a gcc error: ...