Category archives for programming

A problem related to meta-object compiler(MOC)

Last night I was studying tutorial 7, trying to run the codes in VS2010 environment, a problem emerged: “LCDRange.obj : error LNK2001: unresolved external symbol “public: virtual struct QMetaObject const * __thiscall LCDRange::metaObject(void)const “” Tutorial 7 is different from tutorial 6 only by adding a user defined signal and slot, which means the signal/slot suite […]