在买来的控件(没有源码)的基础上,想加入QObject的一些特性,不得不多继承: class MyProgress : public CProgress, public QObject 但总是报错: release\moc_my_tool.cpp:80:12: error: 'qt_metacast' is not a member of 'CProgress' return CProgress::qt_metacast(_clname); 清除临时文件,重新编译几次后,仍是如此,心想难道QT不
npm run dev 报错:missing script:dev 今天在运行Vue项目时,在运行npm run dev时报错如下图: 打开package.js文件夹,发现文件夹里的scripts有dev如下图: , 可就是找不到,什么原因呢?最后一看路径不对,vue init webpack my-project时,自己又建立一个文件夹,取不到对应的package.js中的dev. cd 到对应文件夹,重新运行npm run dev 就OK了. 还有package.js里的scripts确实
报错一: Unknown custom element: <custom-select> - did you register the component correctly? For recursive components, make sure to provide the "name" option 代码: html <custom-select v-bind:list="list2"></custom-select> js
报错提示: Module build failed: Error: Plugin/Preset files are not allowed to export objects, only functions. In G:\project\vue\nuxt-learn\node_modules\backpack-core\babel.js 问题原因:backpack-core模块版本低. 解决:更新backpack-core npm install --save-dev backpack-core