大约有 47,000 项符合查询结果(耗时:0.0428秒) [XML]

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Duplicate ID, tag null, or parent id with another fragment for com.google.android.gms.maps.MapFragme

... The answer Matt suggests works, but it cause the map to be recreated and redrawn, which isn't always desirable. After lots of trial and error, I found a solution that works for me: private static View view; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bund...
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Calculate size of Object in Java [duplicate]

... an object takes up for a project (I'm comparing sizes of data structures) and it seems like there is no method to do this in Java. Supposedly, C/C++ has sizeOf() method, but this is nonexistant in Java. I tried recording the free memory in the JVM with Runtime.getRuntime().freeMemory() before a...
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MPICH vs OpenMPI

Can someone elaborate the differences between the OpenMPI and MPICH implementations of MPI ? Which of the two is a better implementation ? ...
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Evaluating a mathematical expression in a string

...ppend(toks[0]) def pushUMinus(self, strg, loc, toks): if toks and toks[0] == '-': self.exprStack.append('unary -') def __init__(self): """ expop :: '^' multop :: '*' | '/' addop :: '+' | '-' integer :: ['+' | '-'] '0'..'9'+ ...
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Android - Launcher Icon Size

...ge version of your icon when uploading your app onto the Google Play Store and this should be WEB 512 x 512. This is so large so that Google can rescale it to any size in order to advertise your app throughout the Google Play Store and not add pixelation to your logo. Basically, all of the other ic...
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Why use Ruby instead of Smalltalk? [closed]

...ling through its adolescence. There are a lot of similarities between Ruby and Smalltalk -- maglev is a testament to that. Despite having a more unusual syntax, Smalltalk has all (if not more) of the object-oriented beauty of Ruby. ...
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“using namespace” in c++ headers

... and how should we streamline the template functions--which are supposed to be in the headers? typedefs? – Chris Mar 11 '18 at 11:43 ...
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Find nearest value in numpy array

... idx = (np.abs(array - value)).argmin() return array[idx] array = np.random.random(10) print(array) # [ 0.21069679 0.61290182 0.63425412 0.84635244 0.91599191 0.00213826 # 0.17104965 0.56874386 0.57319379 0.28719469] value = 0.5 print(find_nearest(array, value)) # 0.568743859261 ...
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How do I commit only some files?

I have two projects. One is the "official" project and the second is a light modification (some files added). I created new branch and I put new files to them. But in during development some files common to both branches is changed. ...
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How to remove EXIF data without recompressing the JPEG?

... If you really trust the program add -overwrite_original switch and the program will not create the backup files. – Salman A Jul 31 '15 at 18:35 ...