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Rails Rails 操作数据库，求大神解释一下下面这句代码

Cger007 • Last by realwol replied at November 19, 2016

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其他求推荐邮件服务

larryzhao • Last by _SendCloud replied at November 18, 2016

28

招聘 [北京] 国贸维幄通达招聘 Ruby 工程师 2 名

weiwotongda • Last by cwheart replied at November 18, 2016

9

Rails 请教 Fluentd 的 Rails 日志配置

ghn645568344 • Last by ghn645568344 replied at November 18, 2016

7

Ruby 如何判断 Ruby 两个数组中，是否有相同元素，求方法

Cger007 • Last by Cger007 replied at November 18, 2016

14

Gem grape 如何编写有多态关联的 api?

stephen • Last by victorialice replied at November 18, 2016

4

招聘 [杭州] Nokia 杭州研发中心 LTE 部门招聘测试开发工程师

hunter • Last by hunter replied at November 18, 2016

2

Rails 请问 js,css 文件应该怎么 include 进来？

fan124 • Last by huobazi replied at November 18, 2016

3

公告社区新规则 - 新注册的用户 1 周内禁止发帖

huacnlee • Last by zhanghao replied at November 17, 2016

321

瞎扯淡有对数据可视化了解的朋友吗？帮忙看看图？

cqcn1991 • Last by cqcn1991 replied at November 17, 2016

5

Erlang/Elixir 用 Phoenix 实现了个简易的 Blog 应用

firebroo • Last by firebroo replied at November 17, 2016

14

重构 [讨论] 大量 String 判断式的重构方法

artone • Last by lotusfire replied at November 17, 2016

8

线下活动北京没有聚会吗

cobrahan • Last by jasl replied at November 17, 2016

4

新手问题已经被 Ruby 的引用方式搞晕

wanzysky • Last by zhangbin-github replied at November 16, 2016

5

新手问题 Rails Migration 指定唯一索引不起作用 unique: true

lilijreey • Last by colorfulberry replied at November 16, 2016

7

新手问题微信自定义菜单，使用 net/http 标准库发起 POST，返回『40016』错误

ff4415 • Last by flowerwrong replied at November 16, 2016

4

新手问题有关在 Action 中多次调用同一 SQL 查询的 cache 问题

lilijreey • Last by lilijreey replied at November 16, 2016

2

招聘 [杭州][D 轮] 大搜车招聘 Ruby 工程师 1 名

besfan • Last by besfan replied at November 16, 2016

3

算法设备分配的问题

thxagain • Last by thxagain replied at November 16, 2016

6

分享初学者连载系列之十一：Rails 应用目录结构

kevinhua • Last by gengruifeng replied at November 16, 2016

5

瞎扯淡 T 社的卫衣到货，秀一下

wedxt • Last by killernova replied at November 16, 2016

8

分享从士兵到程序员再到 SOHO 程序员

howiehu • Last by mijael replied at November 15, 2016

71

Ruby 深思：Ruby 中为什么不能显式的调用私有方法

blackanger • Last by flemon1986 replied at November 15, 2016

2

招聘 [厦门] T 社招聘后端开发工程师

supertee • Last by Sindy replied at November 15, 2016

21

瞎扯淡统一账户管理平台

pinewong • Last by flowerwrong replied at November 15, 2016

15

开源项目 ransack 搜索条件

chaz1942 • Last by liwen_zhang replied at November 15, 2016

6

Rails system command 不执行

miclle • Last by 15612877305 replied at November 15, 2016

13

新手问题 exec 和 system

metal • Last by 15612877305 replied at November 15, 2016

12

招聘 [北京] 新界招聘 Ruby 工程师 2 人

jinxue • Last by jinxue replied at November 15, 2016

2

招聘 ### 招聘已经失效

hysios • Last by Talon replied at November 15, 2016

8