大约有 3,100 项符合查询结果(耗时:0.0318秒) [XML]

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Math.random() versus Random.nextInt(int)

... GiliGili 72.2k7575 gold badges325325 silver badges598598 bronze badges ...
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Where can I learn how to write C code to speed up slow R functions? [closed]

... 72 Well there is the good old Use the source, Luke! --- R itself has plenty of (very efficient) C ...
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What are differences between AssemblyVersion, AssemblyFileVersion and AssemblyInformationalVersion?

...Using machine configuration file from C:\Windows\Microsoft.NET\Framework64\v2.0.50727\config\machine.config. LOG: Post-policy reference: Rhino.Mocks, Version=3.5.0.1336, Culture=neutral, PublicKeyToken=0b3305902db7183f LOG: Attempting download of new URL [...]. WRN: Comparing the assembly name resul...
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Pelican 3.3 pelican-quickstart error “ValueError: unknown locale: UTF-8”

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How to raise a ValueError?

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String output: format or concat in C#?

... average of 224ms vs. 48ms, an x4.66 improvement, even better than your x3.72. I wonder if there is a post-compilation tool that can rewrite the IL of string.Format that doesn't use any composite formatting features (i.e. just simple {0}) and replace them with the considerably faster string concaten...
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Need to understand the usage of SemaphoreSlim

... 72 i guess that if i run 50 thread at a time then code like SemaphoreSlim ss = new SemaphoreSli...
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How to write header row with csv.DictWriter?

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node and Error: EMFILE, too many open files

...root 1013u IPv4 151279902 0t0 TCP 10.101.42.209:43656->54.236.3.172:80 (ESTABLISHED) nodejs 12211 root 1014u IPv4 151317016 0t0 TCP 10.101.42.209:34450->54.236.3.168:80 (ESTABLISHED) nodejs 12211 root 1015u IPv4 151289728 0t0 TCP 10.101.42.209:52691->54.236....
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iPad/iPhone hover problem causes the user to double click a link

...star.png) no-repeat 0 0; height: 56px; position: absolute; width: 72px; display:none; } .s:hover .s-star { display:block; } Solution (secondary CSS): /* CSS */ /* Keep hovers the same or hidden */ .s:hover { background:inherit; } .s:hover .s-star { display:none; } ...