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MVC,那么给微博加上图片功能,简直不要太简单。后端两行核心代码: # tweet.rb has_many_attached :images ​ # tweet_controller.rb params.require(:tweet).permit(:body, images
md border border-gray-300 bg-white text-sm leading-5 font-medium text-gray
menu_create wechat_menu.yaml ,可是输入之后出现了如下报错信息,然后试了一下别的命令也报错了,求解 public@asteriod:/home/buaasu_wechat$ wechat menu_create wechat_menu.yaml (erb):13:in ` ': uninitialized
mu sync.Mutex func GetSingleton() *singleton { mu.Lock() defer mu.Unlock() if instance == nil { instance = &singleton{} } return instance
MMX 166Mhz、32 MB 内存、Windows 95 的古董是我人生的首台个人电脑。 在拿到电脑前我就屁颠屁颠的跑去买了一套正版的《绝地风暴》—— 红警和星际什么的都弱爆了。😈 承 从 33.6Kbps
merely destined to be a C++ developer, I came to Tencent ShangHai for a job interview
merge_test = [{"additional_attr_0" => 0}, {"additional_attr_1" => 1}] b["array_item_0"].each
model do describe '.register' do include ActiveJob::TestHelper it 'should be created mail job' do ActiveJob
mygem' Mygem.say_hello Gemfile gem 'mygem', git: 'some git source url.......' 很简单的例子,自己写了一个 gem 包,名叫
MultiGraph: 多重无向图 MultiDiGraph: 多重有向图 在 NetworkX 中创建一个无向图: import networkx as nx G = nx.Graph() 添加顶点: G.add
MVC 各个部分被抽象成 class 和 method,抽象的好不好是另外一个话题。 不过最近大开眼界,发现一种在 Rails 里一路飙 proc 的写法: class A def a d = proc
mysql,掌握 mysql 分区、分表、集群等相关设计方案,具备 mysql 优化经验 5、了解 memcache、redis、mongodb 等常用
Mongoid::Errors::Callback: Problem: Calling save! on User resulted in a false return from a callback
ms,而第二次查询操作耗时 61894.6ms 慢查询分析SendLog Load (61894.6ms) SELECT `send_logs`.* FROM `send_logs` WHERE
modernizr.custom.87724 //= require bootstrap.min //= require ddsmoothmenu-min //= require jquery.dcjqaccordion.2.7.min //= require jquery.easytabs.min //= require slide-to-top-accordion
master,一个开发版本 develop,时间线是这样的: develop 开始开发,创建了一个 migration A master 修订 bug,创建了一个 migration B,并且执行了
M.department_whitelist = {} function _M:check_user_access(user) if type(self.department_whitelist) ~= "table" then ngx.log
mri, :mingw, :x64_mingw] end group :development do gem 'pry-rails' gem 'web-console', '>= 3.3.0' gem 'listen
Mystery Netizen and can be viewed at http://www.mysterynetizen.com Sinostrat Solutions is a Web Marketing
minimalist JavaScript library for modern browsers with a largely jQuery-compatible API. 产品 Groupon: Deals
module Turbolinks module XHRHeaders extend ActiveSupport::Concern included do alias_method_chain :_compute_redirect_to_location
means that you'll have a long-running, persistent session with maintained state. That's what
Markdown 就开始尝试多用标记来写了.. 反正支持的地方多, 开始遇到 gfm 的时候就为了 md 讨厌的换行想用, 但是, README.md 按 markup(?) 默认双空格才换行的, 居然没选项
Migration [5.0] def change change_column :devices, :status, :integer end end 执行 rails db:migrate
MacBook Pro 过热降频。所以,你必须 Charge Your MacBook Pro “Right”。当我把充电线移动到右边后,至少 MacBook Pro 可以不那么卡了
mongoid (2.4.10) lib/rack/mongoid/middleware/identity_map.rb:33:in `block in call' ...... 问题二:报错信息显示 omniauth 抛出异常错误,但是没看懂相关代码,求解释。问题键代码注释标识
Mass Assignment 安全问题。所以 Model 中需要列一个白名单,声明哪些属性可以被 parameter 的数据更新。 Rails 3 # kings_controller.rb def create #{ name
misses. Big speed gain under certain work loads. AOF child -> parent final data transmission to minimize