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angular-programming/angular2-questionnaire
很着急的问题问老师

请问老师我把后端和前端的代码都运行起来了 之后在浏览器上观察 发现 注册和登录 功能 都不能达到效果 请问老师解决的方法是什么呢
  • 942435655
  • 2
  • Opened 
    on Sep 1, 2017
  • #17

angular-programming/angular2-questionnaire
他的作用是什么<QuestionnaireModel>res.json().data,就是这个<QuestionnaireModel>

getQuestionnaireById(id: string) { return this.http.get(SITE_HOST_URL + questionnaire/ + id) .map(res = QuestionnaireModel res.json().data) .catch(this.handleError); }
  • zcxzmzy
  • 1
  • Opened 
    on Aug 22, 2017
  • #16

angular-programming/angular2-questionnaire
这个地方要不要map有什么区别呢？去掉map也能得到数据

return new Observable((observer: Observer any ) = { this.http.get(this.getUserInfoUrl(CONTACT_URL)) .map(res = res.json().data) .subscribe(res= { observer.next(res); observer.complete(); }); });
  • zcxzmzy
  • 3
  • Opened 
    on Aug 22, 2017
  • #15

angular-programming/angular2-questionnaire
npm start报错

  • zcxzmzy
  • 3
  • Opened 
    on Aug 20, 2017
  • #14

angular-programming/angular2-questionnaire
关于questionnaire-item.component的ngOnChanges

github上代码 ngOnChanges(changes: SimpleChanges){ let questionnaireChange = changes[ questionnaire ]; if(questionnaireChange.previousValue.state questionnaireChange.currentValue.state ...
  • clfeng
  • 5
  • Opened 
    on Jun 21, 2017
  • #13

angular-programming/angular2-questionnaire
github上给的源码跟示例代码不一致

老师您好，我想问下为何github上的代码跟书本上讲解时说得代码不一致？ 例如：P438-P439 --shared/questionnaire/questionnaire.component.ts中的onSubmit代码以及书上说在QuestionnaireModule模块中引入了ng2-bootstrap的AlterModule。 再如：P441页用到的this.questionnaireService.updateQuestionnaireState方法跟存在和服务中定义的不一致的情况 ...
  • clfeng
  • 1
  • Opened 
    on Jun 21, 2017
  • #12

angular-programming/angular2-questionnaire
书中第379页中storage不对

原代码: const storage = require( lowdb/file-async ); 我修改为: lowdb/lib/storages/file-async就好了.
  • GerryLon
  • 2
  • Opened 
    on Jun 20, 2017
  • #11

angular-programming/angular2-questionnaire
书中416页的问卷服务是否存在跨域问题？

questionnaire.service.ts中http.post的地址是http://localhost:5000端口，而页面是5555端口，这不是存在同源策略问题？
  • qxkxzw
  • 1
  • Opened 
    on May 14, 2017
  • #10

angular-programming/angular2-questionnaire
问卷系统案例，新的错误，cd到frontend文件执行npm install时会报错，麻烦帮忙解决

image 李老师，这是什么错误，我的node版本都没有问题
  • SoftwareMark
  • 8
  • Opened 
    on Apr 6, 2017
  • #9

angular-programming/angular2-questionnaire
请教一个关于移动端的问题，

angular2 是否适合开发移动端页面呢？如果可以，用那个UI框架好呢？可否推荐下？
  • liudianliang
  • 2
  • Opened 
    on Mar 22, 2017
  • #8
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