错误：QueryMapparametermustbeaMap:intspring-cloud-feign处理@RequestParam和SpringMVC的不一样，SpringMVC在@RequestParam的value为空的时候反射得到参数的名字作为value。解决方案:给@RequestParam加上value，...

环境：ubuntu14.04 mysql5.7 一、mysql5.7密码过期问题报错：ERROR1862(HY000):Yourpasswordhasexpired.Tologinyoumustchangeitusingaclientthatsupportsexpiredpasswords.翻译：错...

I'musingcodeigniter/datamappertodevelopaninviocingapplicationandI'mgettinganerrorthatidon'tunderstand.IfIdothefollowing:$i=newInvoice();$i->save();Thenigetth...

 今天安装了webdriver后，编写了一个测试小程序，但运行时控制台报了这样的错误：1Exceptioninthread"main"java.lang.IllegalStateException:Thepathtothedriverexecutablemustbesetbythewebdriver.geck...