rails scaffold

1, the first is the installation of RVM,$ gpg--keyserver hkp://keys.gnupg.net--recv-keys 409b6b1796c275462a1703113804bb82d39dc0e3$ Curl-ssl Https://get.rvm.io | Bash-s Stable$ Source ~/.RVM/SCRIPTS/RVMecho "Ruby_url=https://cache.ruby-china.org/pub/ruby" > ~/.rvm/user/dbThere should be no problem, test RVM, command line input: rvm-v If the version number is returned correctly, OK.Use environment check: RVM requirements, here encountered the issue of the GCC version is too low, set a Sohu source,

Recently wrote a blog system practice practiced hand, encountered a problem, the user to add comments to send Ajax requests, but rails in Ajax and Python is not quite the same, Python Ajax is implemented with Js,jquery and rails is not the same, In this record, study for a long time finally figured out a littleTell the framework that we want to send AJAX requestsIn the framework of

Images can be said to be a critical part of any application. From social networks to a simple bug tracker, images play an important role. Managing images, however, is not an easy task and requires a lot of time and energy to plan ahead. This article demonstrates how to achieve this goal in rail. How do you handle your images and create multiple versions in the background? How to improve the performance of the page by compressing the image without compromising the image quality? These are the on

Dates, Params and you Dec 3rd, 2008 A Not particle ly nice area of rails are the date and time helpers. 3 popups just isn' t a very nice bit of user interface. it's a lot of clicks when you want to change dates and most people can't reason in their head about just the date. it's far easierTo pick a date from a calendar type view. Still the helpers rails provides are fine for that quick and dirty Date input.

Install ruby on rails development environment in win7, win7rails PrefaceMany articles have said that the ruby environment is very difficult to build on windows, and various strange problems may occur. Therefore, we recommend installation and development on linux and mac. However, I followed the tutorial, and there were not too many problems. It took about two and a half hours to complete. So don't be scared. Next we will record the installation steps

Because the task is heavy, time is tight, there is not much time to study, roughly find some online learning materials, here to do a collation, I hope that the same friends who are ready to learn to helpOnline documentation Classes:Ruby on Rails combat Bible using Rails 4.2 and Ruby 2.3 (Simplified Chinese version)Rails Guides (English version)

1.RubyInstaller Download window version installation at Rubyinstaller website, address: http://rubyinstaller.org/downloads/Execute setup, tick add Ruby executables to your PATH, install finish test on cmd ruby-v viewNote that there are no spaces in the installation path, otherwise it will affect rails installation TIPS: If the input ruby-v in the console (CMD) is not responding, it should be that Ruby did not join the environment variable, in the syst

It took nearly two years. After multiple test versions, Ruby On Rails 3.0 was officially released. Over 1600 developers participated in the development. With the joint efforts of everyone, Ruby On Rails 3.0 was "faster, stronger, and more beautiful". I believe the new version will not disappoint you. The Ruby On Rails 3.0 official version has changed a lot, so it

The program initially uses the sqlite3 database. Modify the Gemfile file to add the Support group: productiondo # gemsspecificallyforHerokugoheregem "pg" endbundleinstall to the heroku deployment to pre-compile some files. Otherwise, the bundleexecrakeassets will error on heroku: The program initially uses the sqlite3 database. Modify the Gemfile file, and add pg support to heroku deploymentGroup: production do# Gems specifically for Heroku go hereGem "pg"End Bundle install Pre-compile some file

10 essential and useful Ruby on Rails 4 Gems The Ruby on Rails framework is a powerful tool used to develop Web applications. It is equipped with a large number of built-in functions to help accelerate the development of your Web applications, such as smart routing and Object-link mappers, all adopt the MVC mode. Rails is designed to use Ruby gem and can be eas

Release date: 2011-11-17Updated on: 2011-11-21 Affected Systems:Ruby on Rails 3.xUnaffected system:Ruby on Rails 3.1.2Ruby on Rails 3.0.11Description:--------------------------------------------------------------------------------Bugtraq id: 50722 Ruby on Rails (RoR or Rails