DifficultToFindAName的专栏

1.The purpose of the rails routerThe rails router recognizes URLS and dispatch them to a controller's action. It's still generate URLs and paths to controller's action,avoid to hardcode.2.Resource

problem:when i excute sql: delete from shl_dev.chapters; mysql return 1175 error codesolution:SET SQL_SAFE_UPDATES=0;delete from shl_dev.chapters;

一直想做一个基于Ajax上传图片功能，网上找到一个Jquery File Upload。以及基于Rails Carrierwave的DemoRails-Carrierwave-Jquery-File-Upload。参考它的README.md clone并配置环境。在bundle install 安装rmagick时报错：Installing rmagick (2.13.1) with