大约有 14,000 项符合查询结果(耗时:0.0394秒) [XML]

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Unit Testing C Code [closed]

... single standard C function from the ANSI / ISO C libraries. It also has a Windows port. It does not use forks to trap signals, although the authors have expressed interest in adding such a feature. See the AceUnit homepage. GNU Autounit Much along the same lines as Check, including forking to run u...
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Which comment style should I use in batch files?

... is an actual command that just does nothing. In neither case (at least on Windows 7) does the presence of redirection operators cause a problem. However, :: is known to misbehave in blocks under certain circumstances, being parsed not as a label but as some sort of drive letter. I'm a little fuzzy...
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What is the best way to create constants in Objective-C

...s defined in foundation and compiles to compatible formats for C, C++, and Win32. As defined in NSObjCRuntime.h #if defined(__cplusplus) #define FOUNDATION_EXTERN extern "C" #else #define FOUNDATION_EXTERN extern #endif #if TARGET_OS_WIN32 #if defined(NSBUILDINGFOUNDATION) #define FO...
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What is the most efficient string concatenation method in python?

...ython (like StringBuilder in C# or StringBuffer in Java)? I found following methods here : 11 Answers ...
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Why is SSE scalar sqrt(x) slower than rsqrt(x) * x?

...iplication, where my answer has a section on why rcpps is not a throughput win anymore. (Or a latency win), and numbers on divide throughput/latency. – Peter Cordes Apr 25 '18 at 11:38 ...
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Retrieving the last record in each group - MySQL

... MySQL 8.0 now supports windowing functions, like almost all popular SQL implementations. With this standard syntax, we can write greatest-n-per-group queries: WITH ranked_messages AS ( SELECT m.*, ROW_NUMBER() OVER (PARTITION BY name ORDER BY id...
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What is the difference between Pan and Swipe in iOS?

...here's a conflict between pan and swipe. Most likely, your pan recognizer "wins" the conflict because its gesture is simpler / more general: A swipe is a pan but a pan may not be a swipe, so the pan recognizes first and excludes other recognizers. You should be able to resolve this conflict using t...
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Benefits of EBS vs. instance-store (and vice-versa) [closed]

...stance storage that I see are cost-savings. Otherwise EBS-backed instances win. Eric mentioned all the advantages. [2012-07-16] I would phrase this answer a lot different today. I haven't had any good experience with EBS-backed instances in the past year or so. The last downtimes on AWS pretty m...
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Why is setTimeout(fn, 0) sometimes useful?

...ut =0 or =1 // DOES work in FF if you change timeout from 0 to 500 window.setTimeout(function (){ long_running('#status_ok') }, 0); }); share | improve this answer | ...
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How to get error message when ifstream open fails

...lying functions may not set errno at all (direct system calls on Linux, or Win32). This doesn't work on many real world implementations. – strcat Mar 12 '14 at 6:40 ...