nmake | 易学教程

How to install PyQt5 on Windows?

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问题 When I try installing the PyQt5 on Windows using the command python configure.py I get this error: Error: Make sure you have a working Qt qmake on your PATH. I got the pyQt5 from PyQt5 Download. How can I install PyQt5? Update: I installed Qt 5.0.2 for Windows 64-bit (VS 2012, 500 MB) from the Qt Download page and now I have this error: Querying qmake about your Qt installation... Determining the details of your Qt installation... Error: Failed to determine the detail of your Qt installation.

How do I utilise all the cores for nmake?

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问题 I just got a new quad core computer and noticed that nmake is only using 1 process. I used to use make which had the switch -j4 for launching 4 processes. What is the nmake equivalent? [edit] Based on the information below I have been able to add a command to my qmake project file: QMAKE_CXXFLAGS += /MP Which effectively did it for me. Many thanks. 回答1: According to MSDN, there's no such option for nmake . You can however make the compiler build multiple files in parallel by using the /MP

How to speed up Compile Time of my CMake enabled C++ Project?

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I came across several SO questions regarding specific aspects of improving the turn-around time of CMake enabled C++ projects lately (like "At what level should I distribute my build process?" or "cmake rebuild_cache for just a subdirectory?" ), I was wondering if there is a more general guidance utilizing the specific possibilities CMake offers. If there is probably no cross-platform compile time optimization, I'm mainly interested in Visual Studio or GNU toochain based approaches. And I'm already aware of and investing into the generally recommended areas to speed up C++ builds: Change

Running a program/script from QMake

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问题 We have a fairly large code-base. The vast majority of the code is compiled using qmake to produce the makefiles. However, there are some sub-projects that get produced by running batch files or running other programs. I'd like to be able to have everything compiled using qmake, but I can't figure out how to get qmake to simply run a script. One thing that I've tried is using QMAKE_EXTRA_TARGETS in my pro file, like so: TEMPLATE = lib SOURCES = placeholder.cpp CONFIG += no_link staticlib