difference between std::string and std::string_view
I’m a little familiar with the std type std::string but I never see std::string_view before. std::string_view is brought by c++17. Now, I see it and wonder if there is some […]
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Difference between x64 Native Tools Command Prompt and Developer Command Prompt
What is the difference between Developer Command Prompt and x64 Native Tools Command Prompt of Visual Studio in 64bit Windows? The important environment variables set in x64 Native Tools Command […]
How to check the versions of Visual Studio installed?
You may have installed multiple versions of Visual Studio on your computer. How to get the information of all the installed instances of Visual Studio? You can run the following […]
How to debug existing executable in Visual Studio?
I recall there was an option under the Debug menu of Visual Studio to let you debug an existing program, but I cannot find the option now. Click the Debug […]
How to build podofo on Windows using msvc toolchain?
Download podofo source code from https://github.com/podofo/podofo/tree/master and unzip the source into c:\podofo Open a Developer Command Prompt for VS xxxx create a build directory podofobuild and cd to that directory […]
How to let CMake use libraries installed by vcpkg?
If you ever built a program using CMake, you must have encountered errors like: Could NOT find ZLIB (missing: ZLIB_LIBRARY ZLIB_INCLUDE_DIR) Could NOT find Libidn (missing: LIBIDN_LIBRARY LIBIDN_INCLUDE_DIR) Could NOT […]
CMake Error: CMake was unable to find a build program corresponding to “Ninja”. CMAKE_MAKE_PROGRAM is not set. You probably need to select a different build tool.
I followed this article to learn how to use vcpkg and got this error: C:\vcpkg\helloworld>cmake –preset=default Preset CMake variables: CMAKE_TOOLCHAIN_FILE=””C:\vcpkg”/scripts/buildsystems/vcpkg.cmake” CMake Error at C:/CMake/share/cmake-3.25/Modules/CMakeDetermineSystem.cmake:130 (message): Could not find toolchain file: […]
How to open Qt6 project in QtCreator?
I used to work with Qt5/Qt4, where you can open a project by clicking the .pro file in the folder of the project. But today after downloading a QT6 project, […]
How to check the version of msvc installed by Visual Studio?
I once built Qt from source but forget now which version of compilers I used to build it. In the config.summary, I found the following string: Building for: win32-msvc (x86_64, […]
What is the difference between HostX86 and x86, HostX64 and x64?
After installing Visual Studio, you may find programs with the same name appear in different folders such as the program cl.exe. There are several cl.exe’s: C:\Microsoft Visual Studio\xxxx\Community\VC\Tools\MSVC\xx.xx.xx.xx\bin\HostX86\x86\cl.exe C:\Microsoft Visual […]