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    I'm trying to customize my scaffold generator, and I would like to have a new partial for the view in the ... should be valid even without it. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have the following regex that I use in my routes.rb for /type-in-something-here # A-Z, a-z, 0-9, _ ... to save. Any ideas what's wrong? Thanks See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    So I am familiarising myself with both rails and of course rails 4. So this is what I have at the bottom ... I get undefined method 'downcase' See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Is there a way to have ARel write (sanitized, possibly aliased, etc.) column names into CONCAT() and ... concat_id FROM `countries`" Thanks! See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'd like to know how to communicate between processes on a Heroku worker dyno. We want a Resque worker to ... avoid our own fork if possible. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am using RoR and I am using the Simple_Form gem for my forms. I have an object relation whereby a User can ... inline; vertical-align: -5px; } See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I need to translate some Ruby code to JavaScript and came across the following function: def sha1_hex(h) Digest ... it translate to JavaScript? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I tried to use Jekyll new command, but it didn't work and came out following errors. $ jekyll new myblog / ... before I installed 2.1.1p76. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm building a Rails 3 app using Devise, with Capybara for UI testing. The following test is failing: class ... me in the right direction here? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a nested route like so: resources :apps do resources :issues end the helper for seeing all issues related ... the helper for this url? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am installing the rmagick gem on OSX 10.6.8, using gem install rmagick, and I am getting the following ... that my paths were refreshed. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In order not to block the reactor I would like to read files asynchronously, but I've found no obvious ... within a EventMachine reactor loop? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have two controllers, i.e 1) carts_controller 2) orders_controller class CartsController < ApplicationController helper_method ... fix it ? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am wondering whether there is a way to do this with rails or not. Basically I have a user model and an event ... a way for me to do this? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I need a string of html (something like "<html><body>Hello World</body></html>") for faxing purpose. I ... return". How to solve this problem? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Say I want to store some variable in my controller. I want to initialize it in one action, increment it in ... way to go about solving it. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Summary Given a Hash, what is the most efficient way to create a subset Hash based on a list of keys to use? h1 = ... .send(m,*keys) } } end end See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Trying to follow along with https://github.com/plataformatec/devise/wiki/OmniAuth:-Overview and I'm stumped. I've got ... just gives me a 404. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Is it possible to search for all gems that rely on a certain rubygem? For example, I'd like to ask for ... gems handle the issue mentioned here. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    EDIT: forgot to include my environment info... Win7x64, RubyInstaller Ruby v1.9.1-p378 EDIT 2: just updated to v1.9 ... help me get it to work? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm trying to get the sqlite3-ruby gem (version 1.3.4) installed on my account (CentOS on shared hosting, so I ... .o] Error 1 Any other ideas? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've an old version of Rails project which was built using BrowserCMS in the config/environment file RAILS_GEM_VERSION ... :19 any help please? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Is there a straight forward way to modify a Rake task to run some bit of code before running the ... ].enhance(['i_run_afterwards_ha_ha']) See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Say I have a string like this: "http://something.example.com/directory/" What I want to do is to parse ... is the "something", nothing else. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I just setup my mac for development and used this exact gemfile previously and it worked fine. I am not sure what I am ... 'pg', '0.12.2' end See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In HTML, if I wanted a link to open in a new window, I'd adopt target="_blank" like this: <a href="http:// ... ), 'http://www.website.com/' %> See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    This may be a stupid question, but how does one find the image width and height in pixels? image.x_resolution and ... return 0 for some reason. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    What is the difference between Set and Array in Ruby except for the fact that sets keep unique elements while ... can keep duplicate elements? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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