大约有 7,100 项符合查询结果(耗时:0.0175秒) [XML]

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Failed binder transaction when putting an bitmap dynamically in a widget

... 64 You can compress the bitmap as an byte's array and then uncompress it in another activity, like...
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Fixing slow initial load for IIS

...ill run. System.Timers.Timer webKeepAlive = new System.Timers.Timer(); Int64 counter = 0; void Main() { webKeepAlive.Interval = 5000; webKeepAlive.Elapsed += WebKeepAlive_Elapsed; webKeepAlive.Start(); } private void WebKeepAlive_Elapsed(object sender, System.Timers.ElapsedEventArgs e)...
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How can I change the cache path for npm (or completely disable the cache) on Windows?

I've installed Node.js on my Windows 7 x64 development machine, the manual way: 5 Answers ...
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Get file version in PowerShell

... C:\Windows\regedit.exe 6.1.7600.16385 6.1.7600.1638... C:\Windows\splwow64.exe 1,7,0,0 1,7,0,0 C:\Windows\twunk_16.exe 1,7,1,0 1,7,1,0 C:\Windows\twunk_32.exe 6.1.7600.16385 6.1.7600.1638... C:\Windows\winhlp32.exe 6.1.7600.16385 6.1.7600.1638... C:\Windows...
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Interface defining a constructor signature?

... @user1721649: There are plenty of places where I've wanted this - almost always with generic constraints. Basically, you want to be able to call a constructor within a generic method, to create an instance of the generic type implemen...
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Replace None with NaN in pandas dataframe

... NB: this method uses np.nan, which has a float dtype (e.g.: float64), as opposed to pandas's default dtype of object for a nan column. – tehfink Jun 20 '18 at 11:37 4 ...
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Why does Java have transient fields?

... 64 Your 'simple sentence' is merely a tautology. It explains nothing. You'd be better off without it. – Marquis of Lorne...
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What is “overhead”?

...the programmer's own code. For example compilation of some code for 32 or 64 bit processors might entail greater overhead than one would see for an old 8-bit or 16-bit architecture. This might involve larger memory overhead (alignment issues) or CPU overhead (where the CPU is forced to adjust bit ...
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Why is MATLAB so fast in matrix multiplication?

...gt;> gputimeit(@()gA*gA) ans = 0.0022 Update using R2018b on a WIN64 machine with 16 physical cores and a Tesla V100: >> timeit(@()A*A) ans = 0.0229 >> gputimeit(@()gA*gA) ans = 4.8019e-04 (NB: at some point (I forget when exactly) gpuArray switched from MAGMA to cuBLA...
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Reading large text files with streams in C#

...as targeting .NET 3.x on a 32-bit platform. Today, targeting .NET 4.5 on a 64-bit platform, I do not see any improvement. Related I came across a case where streaming a large, generated CSV file to the Response stream from an ASP.Net MVC action was very slow. Adding a BufferedStream improved perf...