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max_params_length*i...max_params_length*(i+1)].join(",")})") end bugs = Bug.find_by_sql("SELECT
module 记录输出如下: LoadModule passenger_module /Users/Peter/.rvm/gems/ruby-2.1.1/gems/passenger-4.0.55/buildout/apache2/mod_passenger.so PassengerRoot /Users/Peter/.rvm/gems/ruby-2.1.1/gems/passenger-4.0.55 PassengerDefaultRuby /Users/Peter/.rvm/gems/ruby-2.1.1/wrappers/ruby 3、Rails App bundle gems
May 5 15:09 /Users/ryan/.htoprc -rw-r--r-- 1 ryan staff 805 May 7 14:13 /Users/ryan/.inputrc
model 当例子 rails g model guitar description:string year:string strings:integer lefty:boolean 一个吉他模型
music [OPENID, THUMBNAIL_PATH, MUSIC_URL] # 发送音乐客服消息 wechat custom_news [OPENID, NEWS_YAML_FILE] # 发送图文客服消息
mysql 2 不一定要 mysql server 版本的,只要有 mysql-connector 即可 Download the MySql C Connector
metadata end private def service_metadata if forcibly_serve_as_binary? { content_type: ActiveStorage.binary_content
meta-api,它天生就是为了解决这些问题的。我们把 API 文档看成是前后端开发者都需要遵守的契约,不仅是前端调用错误需要报错,后端使用错误也需要报错。 初窥一览 温馨提示:访问仓库 web-frame-rails-example
MiniMagick support: # include CarrierWave::RMagick # include CarrierWave::MiniMagick # Choose what kind of storage to use for this
method_missing name,*args if args.empty? puts "Animal says " + name.to_s else puts "Animal wants
method' class m a singleton method" end end str.hello >> I'm a singleton
model Post title:string content:text rake db:migrate recources :posts root 'posts#index' index.html.erb
market The job requires a strong computer science background, ability to work with minimal supervision
mm: compaction: check pfn_valid when entering a new MAX_ORDER_NR_PAGE… …S block
machine:~$ ps aux | grep mongo mongodb 5491 5.5 1.4 155304 29932 ? Ssl 22:54 0:00 /usr/bin/mongod
module M1 include (Module.new{}) end module M2 include M1 end module M3 end module M4 prepend
Makefile current directory: /home/kevin/.rbenv/versions/2.4.3/lib/ruby/gems/2.4.0/gems/redcarpet-3.4.0/ext/redcarpet make "DESTDIR=" clean current directory: /home/kevin/.rbenv/versions/2.4.3/lib/ruby/gems/2.4.0/gems/redcarpet-3.4.0/ext/redcarpet make "DESTDIR=" compiling autolink.c compiling
MySQL, MongoDB) • HTML/HAML, CSS/SCSS, Javascript/Coffeescript • Mobile and responsive website experience Bonus Skills • Knowledge of server
MRI Ruby GIL 的存在,MRI Ruby 并不是真正的并行执行,JRuby 去除了 GIL,可以做到真正的多线程并行执行。 上述涉及的代码在 github 上: https://github.com
module ActiveSupport # A typical module looks like this: # # module M # def self.included(base) # base.extend ClassMethods
model 方法,包括数据缓存,脏数据检查,关联关系,回调,数据校验,调用服务的接口认证等等,可以比较小的代价把 model 层从本地数据库替换成接口调用,只需要对应的接口服务提供一套 Restful 的数据接口即可。 两者相对
mimes' actionpack (3.2.16) lib/action_controller/metal/mime_responds.rb:194:in `respond_to' actionpack (3.2.16) lib/action_controller/metal/implicit_render.rb:4:in `send_action
M1 芯片的 Macbook 构建镜像的开发者多少都会遇到类似的问题。原文链接: https://step-by-step.tech/posts/m1-build-image-issue 能在本地运行却无法在 k8s 集群上运行的镜像 当要把某个项目部署到 k8s 集群的时候,必先要对这个项目进行容器化
MySQL 数据库系统。 做过 DBA 或者是运维的同学都应该知道,任何设备或服务,存在单点就会带来巨大风险,因为这台物理机一旦宕机或服务模块 crash,若在短时间内无法找到替换的设备,势必会影响整个应用系统。因而如何保证不出现单点就是我们的重要工作,使用 MySQL 高可用方案可以很好地解决这个问题
mailbox 我们先看正常调用过程。 3> Robot ! {my_name, "Mike"}. Ok, I know your name How old are you? 4> Robot
Mysql 5.7 结构 +--------------------+--------------------+ | ubuntu | mysql | #docker +--------------------+--------------------+ | rvm | mysql | #包含 | ruby | | | rails | | | nginx | | +--------------------+--------------------+ 一。构建所需要的 Dockerfile
ms | ActiveRecord: 1589.2ms) I, [2014-11-13T09:27:21.300004 #10561] INFO -- : Completed 200 OK in 2303ms