Recent questions tagged c++

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I've been trying some examples in a book (C++ Primer by Stanley Lippman) and I understand that a class can ... this part -- can someone explain? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Strings. TCHAR LPWCS LPCTSTR CString. Whats what here, simple quick

TCHAR szExeFileName[MAX_PATH]; GetModuleFileName(NULL, szExeFileName, MAX_PATH); CString tmp; lstrcpy(szExeFileName, tmp); ... me a pointer? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Change number of threads for Tensorflow inference with C API

I'm writing a c++ wrapper around tensorflow 1.2 C API (for inference purposes, if it matters). Since my ... to this graph allocation though... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - How can I check whether two numbers are within "x" significant figures of the precision limits of the floating point type?

So suppose we have a float type XType in which we have two numbers: XType const a = 1.2345 XType const b = 1. ... FloatType) n) * e * f_ref; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - How to write an unkillable process for Windows?

I'm looking for a way to write an application. I use Visual C++ 6.0. I need to prevent the user from closing this process via task manager. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - breakpoints in GDB

I think this may have been asked earlier but i can't find one that satisfied my requirements. I am debugging( ... (gdb) Any deeper insights..? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Correct installation of config.h for shared library using autotools

I am converting a C++ program which uses the autotools build system to use a shared library, introducing the ... is hardly an official source. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Locate DLL path by giving a DLLName

If I do LoadLibrary("MyTest.dll") Windows will locate and load it from "C:TestFolderTestMyTest.dll", because "C: ... without having to load it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - OpenGL transforming objects with multiple rotations of Different axis

I am building a modeling program and I'd like to do transformations on objects in their own space and then ... then re-apply it somewhere? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - error: ‘fileno’ was not declared in this scope

I am running Cygwin on windows 8, attempting to compile the source code for a game I would like to mod. ... for the game I am building. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - CMAKE - setting compile flags for libraries

I have a CMakeLists.txt script to compile my libraries. The problem is I cannot set the compile flags for the ... for a library using CMake? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - undefined reference to 'get_driver_instance'

I'm getting "undefined reference to 'get_driver_instance'" when building even the most simple example from: http:// ... code on the server? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Using SIGINT

According to this http://www.cplusplus.com/reference/clibrary/csignal/signal.html SIGINT is generally used/cause by the ... i am using windows. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Can I install CUDA without drivers in Linux CentOS 6 (only cuda toolkit)

I tried to install cuda toolkit without display driver in CentOS 6. It gets installed properly. I was able to ... any card on my machine. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Is possible to fix the iostream cout/cerr member function pointers being printed as 1 or true?

If you run the following: #include <iostream> int main() { std::cout.setf(std::ios::boolalpha); std::cout << ... to void*' [-Wpmf-conversions]? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - How to define member array size at runtime

Let's say I have a class that has a member which is an array. Is it possible to define its size upon ... , what would be the best alternative? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Undefined reference to `__ms_vsnprintf' when linking GLFW statically

I am trying to compile the GLFW quickstart guide (Here) in windows 8 64-bit using mingw. I am ... lopengl32 -lglew32s with GLEW_STATIC defined. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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385 views

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c++ - Deducing type, when using member function pointer as template argument

When I want to have member function as template argument, is there a way to templetize it without providing ... deduce the Caller type? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Why is RemoveDirectory function not deleting the top most folder?

refer: codeguru.com/forum/showthread.php?t=239271 When using the function below to delete folders, all folders ... trying with process explorer. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - How to write an unkillable process for Windows?

I'm looking for a way to write an application. I use Visual C++ 6.0. I need to prevent the user from closing this process via task manager. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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482 views

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c++ - How to configure mouse enhance pointer precision programmatically

How to configure mouse enhance pointer precision programmatically in C++? I know that have some useful commands ... find enhance precision---- See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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378 views

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c++ - Boost property_tree: multiple values per key

Boost property tree seems like an excellent library to use for parsing config files. However, I can't figure out ... list of numbers like this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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472 views

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c++ - error: ‘fileno’ was not declared in this scope

I am running Cygwin on windows 8, attempting to compile the source code for a game I would like to mod. ... for the game I am building. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - stl container of references C++11

I know this question was asked a million of times. And most of answers just says that object should be CopyAssignable ... it doesn't work. Why? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Undefined Reference to a function

I'm using Linux and I have the following files: main.c, main.h fileA.c, fileA.h fileB.cpp, fileB.h ... identifier or '(' before string constant See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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317 views

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c++ - Building 32bit libraries opencv

I recently downloaded and built opencv in my 64-bit Windows machine using cmake. All the binaries are included ... but only for Visual Studio. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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500 views

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c++ - How do I add a header with data to a QTableWidget in Qt?

I'm still learning Qt and I am indebted to the SO community for providing me with great, very timely answers to ... Thanks for any and all help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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188 views

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c++ - How many captured groups are supported by pcre2_substitute() function?

I am using pcre2_substitute() function in my c++ project to perform regex replace: int ret=pcre2_substitute( re, ... library to run this code. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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