大约有 40,000 项符合查询结果(耗时:0.0488秒) [XML]

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How can I find the data structure that represents mine layout of Minesweeper in memory?

...n. I've found this MSDN article on a simple WinDbg command that reveals all the mines but it is old, is not explained in any detail and really isn't what I'm looking for. ...
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MongoDB atomic “findOrCreate”: findOne, insert if nonexistent, but do not update

as the title says, I want to perform a find (one) for a document, by _id, and if doesn't exist, have it created, then whether it was found or was created, have it returned in the callback. ...
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Running python script inside ipython

... from within the directory of "my_script.py" you can simply do: %run ./my_script.py share | improve this answer | follow ...
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Thread Safety in Python's dictionary

...mic operations, there are corner cases where they aren’t atomic (e.g. if __hash__ or __eq__ are implemented as Python methods) and their atomicity should not be relied upon. Neither should you rely on atomic variable assignment (since this in turn depends on dictionaries). Use the Queue module's Q...
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What does FETCH_HEAD in Git mean?

...it like doing git fetch without arguments (or git remote update), updating all your remote branches, then running git merge origin/<branch>, but using FETCH_HEAD internally instead to refer to whatever single ref was fetched, instead of needing to name things. ...
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How to add title to subplots in Matplotlib?

... ax.title.set_text('My Plot Title') seems to work too. fig = plt.figure() ax1 = fig.add_subplot(221) ax2 = fig.add_subplot(222) ax3 = fig.add_subplot(223) ax4 = fig.add_subplot(224) ax1.title.set_text('First Plot') ax2.title.set_text('Se...
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Convert form data to JavaScript object with jQuery

How do I convert all elements of my form to a JavaScript object? 51 Answers 51 ...
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Meaning of @classmethod and @staticmethod for beginner? [duplicate]

...ect as the first parameter, whereas staticmethod can have no parameters at all. Example class Date(object): def __init__(self, day=0, month=0, year=0): self.day = day self.month = month self.year = year @classmethod def from_string(cls, date_as_string): ...
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Why do people say there is modulo bias when using a random number generator?

...AND_MAX is 10 and I decide to generate a random number between 0 and 2 by calling rand()%3. However, rand()%3 does not produce the numbers between 0 and 2 with equal probability! When rand() returns 0, 3, 6, or 9, rand()%3 == 0. Therefore, P(0) = 4/11 When rand() returns 1, 4, 7, or 10, rand()%3 ...
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Does this app use the Advertising Identifier (IDFA)? - AdMob 6.8.0

...it Ad Tracking. Including Limit Ad Tracking. This is what the last box is all about. So you must check the that box if you use AdMob. If you use other SDK I strongly recommend checking if they respect the guidelines as well. Since I run only ads (Google AdMob), I checked the first (Serve ads...) a...