rails helpers

After unremitting efforts to finally put Ruby on Ralis development environment, in the WIN7 system, hurriedly to a most common example to practice practiced hand bar, feel the ruby ...Again, my ruby-v is ruby-2.0.0p247. Gem-v is: 2.0.3. RAILS-V is: 4.0.0. It should be relatively new! So some commands may not be the same! First, create a new working directory! Mine is: D:\RubyWorkSpace.Open Ruby's character command interface, go to working directory, n

Today the order out of a stock oversold problem, looking for a long time before locating the reason, before using rails also rarely used transactions and locks, here to introduce them. Why use a transaction transaction is a unit of concurrency control, a user-defined sequence of actions. In simple terms, multiple operations within a transaction are either not executed or executed together. Transactions can help developers ensure data consistency in th

Ajax|rails A brief history of AjaxIn just a few months, Ajax has become the hottest thing from a very obscure and rare technique. This article will introduce the extremely Easy-to-use AJAX support-implemented as part of the Ruby on Rails Web application framework. This article is not a detailed tutorial, so I assume you've learned a little bit about how to organize and build a

Rails installs Rails on Ubuntu (RVM Ruby gem Bootstrap bootswatch)Rails 4.1.4Ruby 2.2.0 sudo apt-get install mysql-server mysql-client installing MySQL (setting up the MySQL user root password during installation) sudo apt-get install Libmysqlclient-dev (HTTPS://GITHUB.COM/BRIANMARIO/MYSQL2 see this section for Linux and other unixes) Mysql-u root-p (log

V. Installing the RAILS Environment Rails environment uses mongrel erection.1. Install RubyTAR-ZXVF ruby-1.8.6.tar.gzCD ruby-1.8.6./configure–prefix=/usr/local/rubyMakeMake install Add Ruby to PathVi/etc/profileRuby_home=/usr/local/rubyPath= "${ruby_home}"/bin: "${java_home}"/bin:/usr/local/mysql/bin: "${path}"Export PATH Exit root, re-log in root to verify that Ruby is installed successfullyRuby-vDispla

Provide content for the iphone Detecting Mobile Safari with Ruby on Rails application The IPhone and ipod touch make mobile Safari a popular American mobile browser. Although it is more than enough to present a regular web page with Mobile Safari, many web developers have created an application version for the IPhone. The "Use Ruby on Rails and Eclipse development IPhone app" series will show how to use R

Release date:Updated on: Affected Systems:Ruby on Rails 3.xRuby on Rails 2.xRuby on Rails 1.xUnaffected system:Ruby on Rails 3.0.4Ruby on Rails 2.3.11Description:--------------------------------------------------------------------------------Bugtraq id: 46291Cve id: CVE-201

The goal of mastering Redmine plugin development was not realized in 2016 years, and continued in 2017. Choose the Ruby on Rails Tutorial tutorial, Windows installs Railsinstaller, which is Ruby V2.1.8, and Bitnami redmine-3.3.0 version is the same. But the rails version is 4.2.5.1, and the redmine corresponds to the 4.2.6 inconsistency. Make a Gem pack update first: Start the terminal. Note Use t

Address: http://www.linuxidc.com/Linux/2010-12/30380.htm Ubuntu is updated with Ruby and rails, but not the latest version. The ruby version is about 1.9.1, but rails version is only 2.3.5, Which is outdated, so you have to download the latest version.Source codeCompile and install. 1. Prepare the library used for installation $ Sudo apt-Get install GCC g ++ build-essential libssl-dev li

Today, the system is reinstalled and the running environment of rails is re-built. Therefore, the following commands are based on the latest situation. Install Ruby one-click Installer Note: Try not to install those new versions. Ruby and rails are not very friendly to Windows. Generally, the mswin32 versions of these class libraries are the latest. Trade rashly acts as a mouse, So you suffer. The version

Mongrel is a ruby HTTP library used to deliver Ruby web applications. In fact, do not use Apache mongrel alone can run the ROR program, the online tutorial using Apache is used to do web proxy, so that the website will not have a http://www.unbe.cn: 8081/such port declaration. I just did the test. Multiple port numbers won't affect me, so I only configured mongrel. The configuration steps are as follows:1. Download and install Ruby2. Install gem (Ruby installed in Windows installation package co

1. install and configure devise Add a line in gemfile: gem 'devise' After running the bundle install, install devise to the project: rails generate devise:install Create a verified user model, which is usually named "user" or "other names: rails generate devise userrake db:migrate View the user. RB File Created by devise in the models Folder: The devise method is from devise gem. database_authenticatable

Do you need to install and deploy Rails to a new Web Server frequently?Are you still experiencing the annoying installation process from installing Ruby Rubygems MySQL... to installing Web Server components?Now you can use this script to deploy Ruby1.8 + Rails + Passenger + Nginx on the Ubuntu Server:#! /Bin/shEcho "= YTRIPTHIRD Ubuntu INSTALL ="Cd/tmp # RubyEcho "= Install Ruby library ..."Sudo apt-get ins

Before you start Ruby on Rails has been one of the fastest-growing and most popular open source WEB application development frameworks in the last year. But because it focuses on building HTML applications, some people criticize Rails for not being flexible enough. Especially with the rise of rich Internet applications (RIA), which use technologies to replicate desktop application features, such as using F

Ruby on Rails is in the ascendant. As it has become popular, developers are increasingly desperate for an integrated development environment (IDE) to make Rails easier to use. Radrails is an Eclipse based environment that can meet the requirements of most developers. This article describes the Radrails IDE and assumes you already know how to develop a WEB application with Ruby on

Ajax|rails 　　 A brief history of Ajax In just a few months, Ajax has become the hottest thing from a very obscure and rare technique. This article will introduce the extremely Easy-to-use AJAX support-implemented as part of the Ruby on Rails Web application framework. This article is not a detailed tutorial, so I assume you've learned a little bit about how to organize and build a

Release date:Updated on: Affected Systems:Ruby on Rails 3.2.xRuby on Rails 3.1.xRuby on Rails 3.0.xRuby on Rails 2.3.xDescription:--------------------------------------------------------------------------------Cve id: CVE-2012-2694, CVE-2012-2695 Ruby on Rails (RoR or

Ruby on Rails in various pits on the window platform, the configuration process is quite painful.Expected installation content:MySQL serverRuby 2.0.0Rails 4.0.2MYSQL2 0.3.16installation files:MySQL official website: http://dev.mysql.com/downloads/windows/installer/Select the 64-bit installation file to download the installationrailsinstaller:http://www.railsinstaller.org/enThe official version is 1.9.3 Ruby, but there is an alpha version of the ruby2.

Ruby On Rails and rubyonrails Development Environment: Ubuntu 16.4 LTS Installing ruby through rvm 1. RVM Installation $ Gpg -- keyserver hkp: // keys.gnupg.net -- recv-keys 409b6b1796c275462a1703111084bb82d39dc0e3 $ Curl-sSL https://get.rvm.io | bash-s stable $ Source ~ /. Bashrc $ Source ~ /. Bash_profileModify the Ruby installation source of RVM to the Ruby image server of Ruby China, which improves the installation speed $ echo "ruby_url = https:

: This article describes how to deploy the Rails + nginx server. if you are interested in the PHP Tutorial, refer to it. The native nginx server does not meet the conditions for deploying rails. Therefore, you need to use the nginx modified by passenger. Ps: Rails's request receiving model is a process that processes a request. a single process is inefficient and generally requires multiple