When you define a static const variable in the header and then declare it in the source, the linker will treat the symbol as multiply defined incorrectly. You use the Visual Studio 2010 IDE to open a project that is in an earlier version. For example, you open a https://ifema85062.madmouseblog.com/16278203/Малоизвестные-факты-о-выставочный-стенд-под-ключ-ИФЕМА