大约有 12,100 项符合查询结果(耗时:0.0343秒) [XML]

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I do not want to inherit the child opacity from the parent in CSS

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Why does SIGPIPE exist?

...t with pthread_sigmask, perform the write, then perform sigtimedwait (with zero timeout) to consume any pending SIGPIPE signal (which is sent to the calling thread, not the process) before unmasking it again. I believe the reason SIGPIPE exists is much simpler: establishing sane default behavior fo...
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Best practices for reducing Garbage Collector activity in Javascript

... A lot of the things you need to do to minimize GC churn go against what is considered idiomatic JS in most other scenarios, so please keep in mind the context when judging the advice I give. Allocation happens in modern interpreters in several places: When you creat...
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CoffeeScript, When to use fat arrow (=>) over arrow (->) and vice versa

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What is the difference between native code, machine code and assembly code?

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RVM: Uninstalling all gems of a gemset

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Caveats of select/poll vs. epoll reactors in Twisted

...on in a highly compact way (one bit per file descriptor). And the FD_SETSIZE (typically 1024) limitation on how many file descriptors you can use with select means that you'll never spend more than 128 bytes for each of the three fd sets you can use with select (read, write, exception). Compared t...
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Are HLists nothing more than a convoluted way of writing tuples?

...ecific cases in exactly the way you're doubtful about. For instance, // size is a function from values of arbitrary type to a 'size' which is // defined via type specific cases object size extends Poly1 { implicit def default[T] = at[T](t => 1) implicit def caseString = at[String](_.length) ...
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Does static constexpr variable inside a function make sense?

...ic const object is shared by all observers, and furthermore may be initialized even if the function it is defined in is never called. So none of the above applies, and a compiler is free not only to generate only a single instance of it; it is free to generate a single instance of it in read-only st...
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What is the canonical way to check for errors using the CUDA runtime API?

... of the API call it wraps, for example: gpuErrchk( cudaMalloc(&a_d, size*sizeof(int)) ); If there is an error in a call, a textual message describing the error and the file and line in your code where the error occurred will be emitted to stderr and the application will exit. You could concei...