ruby - 随笔分类 - c3tc3tc3t

macos 10.15安装ruby 3

摘要：brew install rbenv/tap/openssl@1.0 RUBY_CONFIGURE_OPTS="--with-openssl-dir=$(brew --prefix openssl@1.0)" CC=/usr/bin/gcc rbenv install 3.0.2 阅读全文

posted @ 2021-11-08 12:07 c3tc3tc3t 阅读(132) 评论(0) 推荐(0)

rails6 导入js依赖库css样式

摘要：If you have upgraded your app from an earlier version of Rails make sure you add the following line: Rails.application.config.assets.paths << Rails.ro 阅读全文

posted @ 2020-06-05 13:47 c3tc3tc3t 阅读(321) 评论(0) 推荐(0)

常用gem

摘要：rails_db better_errors awesome_print web-console irbtools binding_of_caller awesome_rails_console 阅读全文

posted @ 2019-08-22 08:53 c3tc3tc3t 阅读(137) 评论(0) 推荐(0)

upgrade rubygems

摘要：1 gem install rubygems-update 2 update_rubygems 3 gem update --system 4 gem update 阅读全文

posted @ 2019-08-21 09:24 c3tc3tc3t 阅读(159) 评论(0) 推荐(0)

rubymine debug需要安装依赖

摘要：for ruby2.xgem install ruby-debug-ide --pre gem install debase --pregem install debugger2 --pre 阅读全文

posted @ 2018-12-21 08:31 c3tc3tc3t 阅读(675) 评论(0) 推荐(0)

warning: already initialized constant FileUtils::VERSION

摘要：Ran into this, and the solution here works: https://stackoverflow.com/questions/51334732/rails-5-2-0-with-ruby-2-5-1-console-warning-already-initializ 阅读全文

posted @ 2018-11-26 12:47 c3tc3tc3t 阅读(578) 评论(0) 推荐(0)

rails 5.2 启动警告 warning: previous definition of VERSION was here和bootsnap

摘要：bootsnap依赖问题 or or warning: previous definition of VERSION was here 阅读全文

posted @ 2018-11-08 15:25 c3tc3tc3t 阅读(879) 评论(0) 推荐(0)

Ruby on Rails Mountable vs. Full Engine

摘要：原文 :https://www.travisluong.com/ruby-on-rails-mountable-vs-full-engine/一个Rails Engine 本质是一个　Rails application,你可以附加到其他的rails application上提供附加功能。一个Rail 阅读全文

posted @ 2018-10-05 13:13 c3tc3tc3t 阅读(484) 评论(0) 推荐(0)

Debugging Ruby in VS Code

摘要：原文 https://dev.to/dnamsons/ruby-debugging-in-vscode-3bkj https://github.com/Microsoft/vscode-recipes/blob/2174a750102a76142378ea08dbbb4a576dc6d1d5/deb 阅读全文

posted @ 2018-09-29 18:57 c3tc3tc3t 阅读(213) 评论(0) 推荐(0)

rspec 笔记

摘要：rspec的expect方法接收任何对象作为参数，并且返回一个rspec代理对象叫做 ExpectationTarget。 ExpectationTarget存储了传递给expect方法的对象，他响应两个方法to和not_to （从技术上来说是三个， to_not是一个别名）， to和not_to 阅读全文

posted @ 2018-02-16 11:50 c3tc3tc3t 阅读(137) 评论(0) 推荐(0)

Modular Rails: The complete Guide to Modular Rails Applications 笔记

摘要：fix SamuraiCRM/engines/core/test/dummy/config/routes 修改如下 SamuraiCRM/engines/core/test/dummy/config/application.rb 修改如下 SamuraiCRM/engines/core/samura 阅读全文

posted @ 2018-01-04 17:19 c3tc3tc3t 阅读(159) 评论(0) 推荐(0)

初始设置ubuntu 16.04 Vps部署rails

摘要：参考 https://blog.longwin.com.tw/2005/12/ssh_keygen_no_passwd/ 1 选择搬瓦工左边菜单栏中的“Root password modification”，然后“Generate and set new root password”，重置前请先把V 阅读全文

posted @ 2017-10-16 01:13 c3tc3tc3t 阅读(251) 评论(0) 推荐(0)

部署herko小记

摘要：1 先执行如下 heroku run rake db:migrate 阅读全文

posted @ 2017-09-22 13:08 c3tc3tc3t 阅读(201) 评论(0) 推荐(0)

ActionController::UnfilteredParameters: unable to convert unpermitted parameters to hash

摘要：rails 开发中 5.1版本使用binding.pry会报 ActionController::UnfilteredParameters: unable to convert unpermitted parameters to hash可以在下面文件中设置applicaiton.rbif Rail 阅读全文

posted @ 2017-09-13 16:52 c3tc3tc3t 阅读(866) 评论(0) 推荐(0)

ruby **option作为函数参数，map的key必须是符号

摘要：# NEW UNNAMED KEYWORD ARGUMENTSdef new_way(**options)return options[:foo]end# => :new_waynew_way(foo: "bar")# => "bar"new_way# => nil 这里传递给new_way方法的m 阅读全文

posted @ 2017-08-27 11:03 c3tc3tc3t 阅读(622) 评论(0) 推荐(0)

Rails 中 mattr_accessor 一处文档错误

摘要：http://xiewenwei.github.io/blog/2015/01/11/mattr-accessor-in-ruby-on-rails-activesupport/ 阅读全文

posted @ 2017-07-18 15:23 c3tc3tc3t 阅读(320) 评论(0) 推荐(0)

《Crafting Rails 4 Applications》的笔记-第28页

摘要：进行邮件测试，你需要在dummy目录下的虚拟程序添加一个配置 In your config/enviroments/test.rb, by default you should have the line config.action_mailer.delivery_method = :test fr 阅读全文

posted @ 2017-07-05 15:25 c3tc3tc3t 阅读(136) 评论(0) 推荐(0)

gemspec和Gemfile的不同角色作用

摘要：[原文] http://yehudakatz.com/2010/12/16/clarifying-the-roles-of-the-gemspec-and-gemfile/ 我的翻译 https://github.com/unixc3t/mydoc/blob/master/blog/gemspec. 阅读全文

posted @ 2017-06-29 09:40 c3tc3tc3t 阅读(762) 评论(0) 推荐(0)

Helper Devise: could not find the `Warden::Proxy` instance on request environment

摘要：在使用devise这个gem时，编写控制器层的单元测试，你需要在你的rspec帮助文件 rails_helper.rb里添加下面这一样阅读全文

posted @ 2017-04-06 15:34 c3tc3tc3t 阅读(436) 评论(0) 推荐(0)

ruby中的== eql?和equal?区别

摘要：原文 http://www.wellho.net/mouth/985_Equality-in-Ruby-eql-and-equal-.html Equality in Ruby - == eql? and equal? The == comparison checks whether two val 阅读全文

posted @ 2017-03-17 12:24 c3tc3tc3t 阅读(879) 评论(0) 推荐(0)

随笔分类 - ruby