This updated handy quick C++ 14 guide is a condensed code and syntax reference based on the newly updated C++ 14 release of the popular programming language. It presents the essential C++ syntax in a well-organized format that can be used as a handy
使用cmd安装scrapy的时候，出现error: Unable to find vcvarsall.bat 错误，折腾了半天，百度查说是安装vs2010.我安装了vs2017，再继续pip install scrapy的时候又出现新错误了，error: Microsoft Visual C++ 14.0 is required这个错误，去百度查，我简直懵逼了，这都是怎么回事，弄了一天没弄好，烦死了，应该如何安装scrapy？
