Search result of: Is M
Total 30 records
db:migrate 时 sqlite3 发生错误，但是数据库表建立成功，既然成功了还会有错误提示，很是不明白。 rake db:migrate WARNING: 'require 'rake/rdoctask'' is
multi-tier, scalable, enterprise products Solid experience with scripting languages such as Ruby, Python, Perl, or JavaScript. Solid experience with C/C++ or Java Solid experience with Linux or UNIX Proven ability to root cause
摘要：在本文中 360 数科的周鹏详细讲解了业务从 JanusGraph 迁移到 Nebula Graph 带来的性能提升，在机器资源不到之前 JanusGraph 配置三分之一的情况下，业务性能提升至少 20 倍
markdown 页面内链接语法不支持 编写 post 时，后向的 3000 端口的 ruby 服务经常挂。 附日志： ^[[35mMOPED:^[[0m 127.0.0.1:27017 ^[[33mCOMMAND^[[0m database=admin command=^[[34m{:ismaster
simple While and Sub and If module main; // crispy basic programming language import std.stdio; import
make sure the feature hasn't been implemented or the bug hasn't been fixed yet. Check out the issue
我有一个 controoller 返回值是这样写的： render :json => topics 没有写 respond_to，只输出 json。在浏览器访问这个路径返回的是正常的 json 结果。但是我在另一个页面中通过
➜ ruby-china git:(master) ✗ ./script/resque start DEPRECATION WARNING: ActiveSupport::Memoizable is deprecated and will be
mruby MobiRuby takes advantage of mruby, which is a minimalistic implementation of Ruby. It is
Do you consider yourself a travel freak? What do you feel like not even a
Email
Address：
[email protected] Reporting:
Department
Manager
Location:
Beijing,
China
Salary:
30-60W/Y(According
在使用 define_method 方法的过程中，经常会感觉到疑惑，因此下面做一个总结。 define_method 的一般用法 #下面的代码直接在类中使用define_method方法定义:test的类 class Test define
遇到一个奇怪的问题，我有一个task model 和video model，一对多的关系，现在是想在软删除task的时候，获取它所有的video，但是由于会将相应的video的task_id置为空，导致获取到的视频结果也是空的。 函数代码如下 def destroy_tasks
地址：http://203.195.169.138/ 我是照着这个教程做的 https://github.com/ruby-china/ruby-china/wiki/Ubuntu-12.04-%E4%B8%8A%E4%BD%BF%E7%94%A8-Nginx-Passenger-%E9%83%A8%E7%BD%B2-Ruby-on-Rails error.log App 8556 stdout: App 8556 stderr: --> Compiling
msgWrap[_EVENT_ID]] === 'function' && _isIn3rdApiList(msgWrap[_EVENT_ID])) { var ret = _event_hook_map_for3rd[msgWrap
类宏 元编程中说：像attr_accessor()这样的方法成为类宏。而attr_accessor是拟态方法，那么拟态方法和类宏有什么区别？或者说类宏具体是怎么定义的？ 下面这段代码的执行过程： class Book def title # ... end
issues. Design and build automatic performance diagnosis & analysis tools. Implement or prototype optimization ideas Research next generation architectures to improve the performance. Minimum
小弟刚刚开始学 mongoid，基本照搬 activerecord 的写法，碰到 NoParent 错误，具体情况如下： 数据模型： class Cargo include Mongoid::Document
malicious actors Be on call for infrastructure-level issues that haven’t already been automated
https://www.ruby-lang.org/en/news/2017/10/10/ruby-2-5-0-preview1-released/ Ruby 2.5.0-preview1 is the first preview release toward Ruby 2.5.0. It
运行 sudo /etc/init.d/elasticsearch start 返回 [ ok ] Starting elasticsearch (via systemctl): elasticsearch.service. 但是运行 netstat -antu 没有端口
isn’t really this independent Google product that exists to do what people think it does. It does some of those things, but that whole business side is missing
已修改 database.yml: ~/mds/config$ cat database.yml MySQL. Versions 4.1 and 5.0 are recommended.Install the MYSQL drivergem
issue 真正牛叉的地方--Milestone 于是我自己写了个 GIRA 很简单的 kanban 形式管理你的 github issues Milestone 感情很有迭代的味道，这 huborad 似乎是理解错了
常见度： ancestor [英] [ˈænsistə] [美] [ˈænˌsɛstɚ] n.祖先，祖宗； 被继承人； 原型；（动物的）原种，先祖 n
memory, not on any property of the object itself. However for performance reasons true, false, nil and Fixnums are handled specially. For these objects there isn't actually
issue_id'].to_s unless (m = s.match(%r{\A#?(\d+)\z})) && (m[1] == parent_id.to_s || Issue.visible
各位做 Rails 都是 Web 的大牛，想听听各位的高见，web（主要是针对 website）何去何从？mobile is here to stay