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
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
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
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
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
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
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
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。
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 =>
