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rake function in ruby-on-rails 繁体
2012年12月08 - I am very new in ruby-on-rails. I have doubt in rake. create function is create a new db. After that, we want to run some commands like 我是ruby-on-rail

Sproutcore or Cappuccino for Ruby-on-rails? 繁体
2010年09月15 - Rails is a very great backend framework keeping everything clean and structured. Rails是一个非常好的后端框架,它保持了所有的整洁和结构化。 I guess that you all have thought ab

Ruby-on-Rails Where Clause with Parent Field 繁体
2018年04月27 - I have a basic data model with parent-child relationship between Import and ProductLicenseData defined as: 我有一个基本数据模型,其中Import和ProductLicenseData之间的父子

Installing Postgres on windows for use with Ruby-on-Rails 繁体
2011年08月16 - Currently I get the following error: 目前我有以下错误: PGError (FATAL: password authentication failed for user "postgres" ): PGError(致命:用户“postgres”密码验证失

Many to Many self reference ruby-on-rails 繁体
2011年11月11 - this is my first post in the community and a have a problema: represent a tree of categories. 这是我在社区中的第一篇文章,并且有一个问题:代表一个类别树。 First solution: each cat

creating tables in ruby-on-rails 3 through migrations? 繁体
2010年06月12 - im trying to understand the process of creating tables in ruby-on-rails 3. 我试图了解在ruby-on-rails 3中创建表的过程。 i have read about migrations. so i am suppos

Recommended twitter gem for ruby-on-rails 繁体
2010年03月22 - I've found a couple of different twitter gem (for ruby-on-rails) out there: 我发现了几个不同的twitter gem(用于ruby-on-rails): http://twitter4r.rubyforge.org/ ht

基于Ruby-on-Rails开发以太坊的应用 繁体
2016年10月09 - 一、 理解以太坊的网络架构 其中Node运行geth或者eth,彼此通过30303端口进行p2p的连接,其上运行的协议即俗称挖矿协议,也即共识协议,包括几个部分,广播交易或消息,同步区块等。 Node即节点,经常也称geth client或geth server。 每个node

how to check for an attribute in an array in ruby-on-rails 繁体
2015年05月06 - I need to find whether a specific attribute is present or not with where statement that takes an array in ruby. 我需要找到一个特定的属性是否存在于使用ruby中的数组的where语句。

Understanding assert_difference in ruby-on-rails 繁体
2010年07月27 - Could anyone please explain what this test code do: 任何人都可以解释这个测试代码的作用: assert_difference('Post.count') do post :create, :post => { :title =>


 
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