Recent questions tagged C++

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Can the use of C++11's 'auto' improve performance?

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299 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - A fast method to round a double to a 32-bit int explained

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Spinlock versus Semaphore

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - How to create a shared library with cmake?

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287 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - What happens when a computer program runs?

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - If always returns true

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - I/O in concurrent program

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252 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Reference a temporary in msvc

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Calling a function in main

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198 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Unoptimized clang++ code generates unneeded "movl $0, -4(%rbp)" in a trivial main()

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190 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Libpng, Palette png with alpha or not?

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459 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - How to truncate a file while it is open with fstream

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602 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Is std::abs(0u) ill-formed?

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Implementing 64 bit atomic counter with 32 bit atomics

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357 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Why do I get _CrtIsValidHeapPointer(block) and/or is_block_type_valid(header->_block_use) assertions?

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447 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - What is "for (x : y)"?

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - How does __builtin___clear_cache work?

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Can we rely on the reduce-capacity trick?

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167 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Is reading an indeterminate value undefined behavior?

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249 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Class vs Struct for data only?

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239 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - rand() generating the same number – even with srand(time(NULL)) in my main!

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488 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - What is going on with bitwise operators and integer promotion?

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357 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Using `std::function<void(...)>` to call non-void function

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196 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - The precision of std::to_string(double)

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468 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Are pointer variables just integers with some operators or are they "symbolic"?

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201 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Modifying a char *const string

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328 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - How to rearrange a string equation?

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146 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - Code runs perfect in g++ but not in Xcode - Cannot find File

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248 views 1 answer

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