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Rails Total 5140 topics

Ruby on Rails, 也称 Rails, 是一个使用 Ruby 语言写的开源 Web 开发框架。

Rails undefined method `each' for nil:NilClass？这是在我提交数据的时候出的问题 具体情况如下
CharlesZCB • Last by zouyu replied at September 25, 2018
12
Rails Ruby Rails 怎么执行 script 中的 rb 文件？并且让其中的数据插入到数据库？ 执行命令是什么？
CharlesZCB • Last by CharlesZCB replied at September 23, 2018
9
Rails 请问 我这里配置了两个类的关系 但是在调用的时候 却没有显示出我喜爱嗯要得结果，具体情况如下：
CharlesZCB • Last by CharlesZCB replied at September 23, 2018
3
Rails 图片上传的 CarrierWave 报错
aini • Last by ken replied at September 22, 2018
9
Rails This website is under heavy load 怎么优化
return • Last by yfractal replied at September 21, 2018
2
Rails Bundler 有提供 remove gem 的命令吗？
zouyu • Last by numbcoder replied at September 16, 2018
3
Rails 总结了下 routes 的使用
heroyct • Last by heroyct replied at September 10, 2018
3
Rails 部署程序如何能达到一定并发量？
love323 • Last by love323 replied at November 14, 2018
47
Rails [分享] 纯 API 项目的路由书写方式
ThxFly • Last by pinewong replied at September 07, 2018
9
Rails 服务器如何强行指定一次请求头的 Content-Type 为 application/json
ad583255925 • Last by bestony replied at September 07, 2018
10
Rails Rails 的 PostgresSQL 可能会支持延迟加载数据查询
gzhi1992 • Last by hooopo replied at September 06, 2018
8
Rails [求助] notifications 不能用 kaminari 分页？
Sylor-huang • Last by Sylor-huang replied at September 03, 2018
2
Rails 由于云服务商做安全测试，exception_notification 发送大量邮件
ecloud • Last by ecloud replied at September 03, 2018
14
Rails 所有用 Rails 写的网站，在参数后面加上?foo=%9g，都会直接返回一个 400，而且好像抓不住这个报错
ad583255925 • Last by ad583255925 replied at August 30, 2018
8
Rails Rails 巧用 preload、 eager_load、(includes + references) 和 joins
Abel.sun • Created at August 25, 2018
Rails [求助] Rails 5.2 多重多态怎么获取正确的 url?
Sylor-huang • Last by Sylor-huang replied at August 25, 2018
11
Rails Rails 5.0 与 Rails 5.1、Rails 5.2 关于 User.all 查询的疑问
lengcb • Last by msg7086 replied at August 23, 2018
8
Rails NoMethodError (undefined method `User' for #<User:0x00000002586a68>):
aini • Last by aini replied at August 21, 2018
4
Rails [上海] 上海奇点人才服务有限公司招聘 Ruby/ Rails 程序员 3 名
ABCD • Last by so_zengtao replied at August 18, 2018
3
Rails includes 的实现原理与困境
early • Last by early replied at August 18, 2018
8
Rails Rails 5.2 使用 gem action-store 后，怎么禁止在点击 “收藏” 按钮的时候，不更新时间？
Sylor-huang • Last by jonnoj replied at August 17, 2018
3
Rails 设置了默认语言以后，如何去掉后面的参数
nicetyler • Last by nicetyler replied at August 17, 2018
2
Rails 想用 Rails 的 API 模式写后端 API，有没有可以生成最新版 swagger 文档的 gem?
jonnoj • Last by EvanYa replied at October 21, 2021
3
Rails [求助] Rails 5.2 使用 carrierwave 上传图片，怎么在选择完图片后，自动上传？
Sylor-huang • Last by Sylor-huang replied at August 12, 2018
4
Rails develop 下修改路由文件不生效
xiaobai2 • Last by xiaobai2 replied at August 11, 2018
7
Rails Rails 开发 SPA 项目
ecloud • Last by ecloud replied at August 10, 2018
17
Rails 关于 form 表单的问题。
Nekor • Last by robertyu replied at August 09, 2018
2
Rails 请问如何写成下面这个 json 的 API？
Runable • Last by coderliu replied at August 07, 2018
9
Rails [求助] Rails 5 本地搭建网站，Carrierwave-upyun 不能上传图片到又拍云？
Sylor-huang • Last by Sylor-huang replied at August 06, 2018
5
Rails Enum 对 boolean 是不是特别的不友好？
LPFpengfei • Last by jasl replied at August 06, 2018
5
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在你不熟悉的情况下，建议使用 Rails 标准推荐选择，例如用 erb 而不是 haml、slim，这能让你在进阶过程少遇到很多坑。
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