How to Programming with Rubygems

ruby-on-rails,ruby,ruby-on-rails-4,rubygems,strong-parameters

I was being too strict with the gem dependency. It needed to be: s.add_dependency 'responders', '~> 2.0' ...

How do I compile a C program to use with my ruby gem via the C program's command line interface?

ruby-on-rails,c,ruby,gem,rubygems

This ended up being how I 'solved' the problem. A bit of a hack, but functional. https://github.com/NullVoxPopuli/kdiff3-rb/blob/master/ext/kdiff3/extconf.rb # Unconventional way of extconf-ing # http://yorickpeterse.com/articles/hacking-extconf-rb/ require 'mkmf' # Stops the installation process if one of these commands is not found in # $PATH. find_executable('make') find_executable('qmake') # create fake Makefile, courtesy of...

accepts_nested_attributes_for creating duplicates

Your params: params = {"utf8"=>"✓" "article"=> { "data_id"=>"dfe9e32c-3e7c-4b33-96b6-53b123d70e7a", "name"=>"Mass", "description"=>"mass", "status"=>"active", "volume"=>"dfg", "issue"=>"srf", "iscode"=>"sdg", "image"=>{"title"=>"", "caption"=>"", "root_image_id"=>""}, "article_collections_attributes"=> [ {"name"=>"abcd", "type"=>"Special", "description"=>"content ","ordering_type"=>""} ] }, "commit"=>"Save", "id"=>"b8c8ad67-9b98-4705-8b01-8c3f00e55919"} You...

rake aborted! Ruby on rails

ruby-on-rails,ruby,ruby-on-rails-3,gem,rubygems

minitest-reporters is a separate gem from Minitest. You should add the following to your Gemfile: group :test do gem 'minitest-reporters' end Re-run bundle, and it should solve your problem....

Getting a list of required gems

You can use Gem.loaded_specs It returns a Hash of gem names (as Strings) to Gem::Specification objects. See the Ruby documentation or the RubyGems documentation....

how can I install gem from source on local machine? [duplicate]

if you have the full source code no need to use :git notation, just go to to folder and do gem build GEMNAME.gemspec gem install gemname-version.gem ...

Install a gem locally for development

ruby-on-rails,ruby,rubygems,ubuntu-14.04

If you want your Gemfile to use a local gem, use path like this: gem "swagger-docs", :path => "/Users/name/my_swagger_fork" If you want to use a git remote, you can do this: gem "swagger-docs", :git => "git://github.com/user/swagger.git", :branch => "my-awesome-branch" ...

Cannot load gem during gem pristine

Hi all I ended up finding a post that recommended I just reinstall ruby again. Seeing no other choice I did a rvm uninstall ruby then a rvm install ruby and set everything else back up and it went well. Unsatisfying but true :-P

Trouble running RubyGems on Redhat 5.5

ruby,rubygems,redhat

RedHat 5 ships with Ruby 1.8.5 and an equally old rubygems. Both, the rubygems and the ruby version is WAY too old to be supported by anything outside the base packages of the OS anymore. Even in the OS packages, they probably won't change anything on their own due to...

How to list gem dependencies for some non-intalled gem?

ruby-on-rails,gem,rubygems

Found the real answer to the question: RubyGems.org gem dependency rails Gem rails-4.1.6 actionmailer (= 4.1.6) actionpack (= 4.1.6) actionview (= 4.1.6) activemodel (= 4.1.6) activerecord (= 4.1.6) activesupport (= 4.1.6) bundler (< 2.0, >= 1.3.0) railties (= 4.1.6) sprockets-rails (~> 2.0) or Gemfile.lock rails (4.1.6) actionmailer (= 4.1.6) actionpack...

Gems groups in the Gemfile for rails

If you are using the exact gems for all of the environments, you don't need to specify it in group. You can find more about bundler groups here : http://yehudakatz.com/2010/05/09/the-how-and-why-of-bundler-groups/ http://bundler.io/v1.3/groups.html...

rubygems error installing rails

ruby,email,configuration,rubygems,actionmailer

You are trying to install the wrong package. In modern Ruby, rubygems come as part of it. The message you got also says so. Even if there were a problem on the server side, not being able to download something through apt-get has nothing to do with whether rubygems site...

How do I send simple mails from a gem, without requiring ActionMailer, but using its configuration if present?

I figured it out. Basically, wrap_delivery_behavior is what copies the ActionMailer configuration into Mail, so calling wrap_delivery_behavior if ActionMailer is defined solves the problem: mail = Mail.new do from recipient to recipient subject subject body body end if defined?(ActionMailer) ActionMailer::Base.wrap_delivery_behavior(mail) end mail.deliver! That works exactly as I needed it to...

Adding Ruby Gems to my PuPHPet provisioner

rubygems,vagrant,puppet,puphpet

You want the Ruby tab, in the Languages section. ...

cap command not found [Cygwin + Capistrano]

ruby-on-rails,gem,rubygems,cygwin,capistrano

I created a cap file in /usr/local/bin/ and made it executable. $ cat /usr/local/bin/cap #!/bin/bash ruby ~/.gem/ruby/gems/capistrano-3.3.5/bin/cap "[email protected]" Location of capistrano gem files can be found using gem which capistrano. I personally do not know if this is the best way of doing it, but I've just set it up...

How to use the “select * FROM” method for Sequel databases?

database,sqlite3,rubygems,sinatra,sequel

If you were doing this professionally, you'd split the app into layers. Inside the routes you'd be in the business or logic layer, and then you'd hand off data requests to the database layer. The database layer would likely be handled by and ORM (like Sequel, Datamapper, or ActiveRecord etc)...

Bundle update installs gems into ~/.rvm/gems/[email protected]_rails_4_0

The path ~/.rvm/gems/ indicates that you are using RVM. The name railstutorial_rails_4_0 after the @ is an RVM gemset. You likely have a .ruby-gemset file inside your project, containing the name of the gemset. RVM automatically switches to it when found....

gem install fails with “Could not find a valid gem 'yaml'”

There is no yaml gem (https://rubygems.org/search?query=yaml). yaml is part of Ruby. Therefore just remove s.add_runtime_dependency 'yaml' from your gemspec and just add require 'yaml' to the file in which you want to use YAML.

Installing optipng with homebrew: command not found (rbenv?)

osx,terminal,rubygems,homebrew,rbenv

Ok i found out that I had the image_optim_bin gem in one of my projects installed, after uninstalling this gem for all ruby versions, the command finally works! $ gem uninstall image_optim_bin Remove executables: advdef, advmng, advpng, advzip, jpegoptim, jpegtran, optipng, pngcrush, pngout in addition to the gem? [Yn] Removing...

Parsing a JSON string with multiple keys

ruby,json,rubygems

You've almost got it. "value" contains an array which is what you want to loop through. Each element of that array contains a name which is what you want to access. parsed["value"].each do |record| p record["name"] end ...

How do I upload a gem to geminabox?

rubygems,geminabox

You have to upload a .gem file.

Rubygems: specify dependency on the latest version of a gem

ruby,gem,rubygems,bundler

How about something like this: require 'json' require 'uri' require 'open-uri' nokogiri_uri = URI('https://rubygems.org/api/v1/gems/nokogiri.json') version = nil open(nokogiri_uri) do |f| json_str = f.read puts json_str hash = JSON.parse json_str version = hash['version'] puts version end if version spec.add_dependency "nokogiri", version else puts "My gem won't work because its dependencies are...

Corrupted ruby gem system

ruby-on-rails,twitter-bootstrap,rubygems,asset-pipeline

First I suggest you save your gem list, just in case: $ gem list > gems.txt To verify that you're using the SPEC CACHE that you think you are: $ gem env | grep "SPEC CACHE" - SPEC CACHE DIRECTORY: /home/sawa/.gem/specs To see if you have any outdated sources: $...

Rails 4: Not able to require Bootstrap

After looking over the versions of Bootstrap, I realized the tutorial is slightly older, so I switched from the defaulted bootstrap-sass which is version '~> 3.2.0' to ~> 3.1.1 and it works great. Apparently the latest version of bootstrap-sass does not support *= require bootstrap and rather uses the @import...

How to use pry-byebug in an example script for a gem?

ruby,debugging,gem,rubygems,pry

Ok, looking into this more I realized (I think...still kind of new to the game) a couple things -- 1.) If you want to if have require 'pry' at the top of your ruby file and have it work in general, it would help to install it in your development...

gem: command not found

ruby,rubygems,docker

I have found the answer - use -c -l: ~ » docker run -it -v /mnt/lacie/online/btsync/development:/src stack_rvm /bin/bash -c -l /src/build.sh ...

How to access the class name inside the gem code

ruby,amazon-web-services,amazon-s3,rubygems

Ok I figured this out, @ChrisHeald's answer was close to correct, but a small detail was messing this up, here's what worked for me module LocalInstanceMethods def self.included(klass) define_method "other_#{klass.name.underscore.pluralize}" do end end end The part class < klass was messing up the self and klass variables together, without it...

unable to delete file from amazon s3 using ruby script

Looking at the documentation (http://docs.aws.amazon.com/AWSRubySDK/latest/AWS/S3/S3Object.html) I think it should look like this (note the square brackets and that the object's key does not include the domain and instead of creating object of Aws::S3::Resource create object of AWS::S3 class): bucket = s3.buckets['some-bucket'] obj = bucket.objects['38ac8226-fa72-4aee-8c3d-a34a1db77b91/some_image.jpg'] obj.delete ...

Bundler: using shared gem when it exists, rather than downloading from gem server

ruby,gem,rubygems,bundler,gemfile

This is the current behavior. When running gem install, directly or via bundle install, gem will first build a dependency graph with all the needed gems. If the gem is found locally it will use it, otherwise it will try to download it from the specified source. If you want,...

How does an executable within a gem reference the greater gem?

ruby-on-rails,rubygems,extconf.rb

I usually add the lib dir to the library load path ($:). You can add this to the top of your bin file. lib = File.expand_path('../../lib', __FILE__) $:.unshift(lib) unless $:.include?(lib) Then you can do a normal require: require 'videoplayer' Hope this helps....

Error installing Ruby in Rails in Maverick

Run this command: xcode-select --install ...

Executable “require” can't find it's own library

jquery,ruby-on-rails,ruby,ruby-on-rails-4,rubygems

Your gem should have a lib directory. During development, you will need to get that lib directory added to Ruby's load path one way or another. You can add it in Ruby code. I wouldn't recommend doing that in your situation, but it is helpful to put something like this...

Rails, default.js is empty, and jquery and jquery_ujs not loaded

Everything is OK from your side. You said that you're on Windows 7, I also experienced this problem once when I needed to run rails on windows for some reason. Than I found an answer here which helped me to get out of this problem. Actually coffee-script-source, v 1.9.x gives...

Formatting issue in ActiveAdmin dashboard

ruby-on-rails,ruby,rubygems,activeadmin

Here's a dirty fix for this, refactor as you wish: def root_house if meters && meters.pop && meters.pop.circuit meters.pop.circuit.root else 'object is not present' end end So I'm only going to call meters.pop.circuit.root if meters and meters.pop and meters.pop.ciruit is not nil. Google null object pattern and law of Demeter...

LoadError when creating ruby gem

ruby,gem,rubygems,require

1. #require tries to load an absolute path, and if it fails it loads from $:, to add your current directory run the script like this (bash, otherwise use apropriate method to define environment variables for your shell): RUBYLIB="." ruby riverbattle.rb In your base.rb require as follows: require 'riverbattle/game' 2....

Rails doesn't load actionform gem from Gemfile

ruby-on-rails,gem,rubygems,bundler

The problem is a mismatch between the gem name and the file inside the gem. Because the gem is named 'actionform', Bundler will try to require 'actionform', however the file is actually called action_form. You can tell Bundler the right file name with this syntax: gem 'actionform', :github => 'rails/actionform',...

Twitter Boostrap in Rails

ruby-on-rails,ruby-on-rails-3,ruby-on-rails-4,twitter-bootstrap-3,rubygems

I was able to work it out by moving my project into another directory, preferably into a different folder.

webdriver-user-agent gem classes not included in Rails model

ruby-on-rails,ruby,rubygems,watir-webdriver

You are trying to look for the module: WebDriver However, the webdriver-user-agent gem uses the module: Webdriver Notice the difference in the lowercase 'd'. Class and module names are case-sensitive, which is why the constant is not being found. The function should work by correcting the module name: class SomeModel...

File comparison using ruby

ruby,ruby-on-rails-3,rubygems

Yes, I had this issue when I was testing this in my terminal. require 'diffy' in terminal has solved my problem.

Can't install jekyll gem at linux (classifier-reborn ruby version error)

ruby,linux,rubygems,rvm,jekyll

I've found solution here I've reinstalled rvm and rubygems without sudo and then installed jekyll gem without sudo....

How to connect development mode rails app with nginx server?

ruby-on-rails-4,nginx,rubygems

Install nginx Install Passenger Set nginx.conf file according to you Start nginx Go through localhost your nginx page will start gem install passenger in your project passenger-install-nginx-module passenger start For more details got through this link: https://www.phusionpassenger.com/documentation/Users%20guide%20Nginx.html#install_on_debian_ubuntu...

Gem::RemoteFetcher::FetcherError::SSL_connect returned=1 erno=0 state=SSLw3

ruby-on-rails,error-handling,rubygems

Found a solution. gem source -r https://rubygems.org/ gem source -a http://rubygems.org/ Remove the secure URL, add an unsecure one. My gems are now updating without issues....

Can't access RubyGems - possibly due to SSL? [duplicate]

ruby-on-rails,ruby,ssl,rubygems

Here is a quick solution: Go to your gem file and change source 'https://rubygems.org' to source 'http://rubygems.org' #remove the 's' Check this similar question on StackOverflow for more solutions and insights into the error :) Edit: Based on inputs by @Anthony in the comments below, here is a more permanent...

Rails Gem for twitter follow like functions between users

ruby-on-rails-4,gem,rubygems,twitter-follow

There are a couple gem solutions out there you might want to take a look at: Acts as Follower https://github.com/tcocca/acts_as_follower Amistad https://github.com/raw1z/amistad Whether or not you write from scratch is really a question of how much control you want over the final product. If you or someone you're working with/for...

Ruby byebug never stops

ruby-on-rails,ruby,gem,rubygems,byebug

I had downgrade to a lower version of byebug and it works. Not sure what incompatibilities there may have been with the latest version. Using 3.5.1 worked for me. gem 'byebug', '~> 3.5.1' ...

Ruby Gem or Rails App

ruby,cron,rubygems,whenever

My first question is, is this even gem-worthy? Yes. I would like to be able to make the gem usable on installation without having a user do anything. Use a ./bin directory that contains an executable script, that uses a sleep method. My advice is don't alter the user's...

Create PageObject elements inside a function

ruby,rubygems,watir-webdriver,page-object-gem

Your method should looks like this: def create_element(x) div_element(:id => "something-#{x}") end Method #div is Accessor. It only defines methods for you. It's been desigened to be used in the field of a class....

using devise WITHOUT the gem, can I simply copy the files?

ruby-on-rails,ruby,devise,gem,rubygems

See http://bundler.io/v1.5/git.html Bundler also allows you to work against a git repository locally instead of using the remote version. This can be achieved by setting up a local override: bundle config local.GEM_NAME /path/to/local/git/repository Also http://ryanbigg.com/2013/08/bundler-local-paths/ "There's a little known feature of Bundler that allows you to use a local Git...

Failed to build native extension while installing oily_png

ruby,rubygems,devkit

After a while of googling, I found this issue on the rubygems Github One of the suggested solutions is to downgrade rubygems to 2.3 (I had 2.4 installed) gem update --system 2.3.0 This fixed the problem for me and my bundle completed successfully....

Figaro “undefined method `require_keys' for Figaro:Module (NoMethodError)”

ruby-on-rails,ruby,ruby-on-rails-4,rubygems,environment-variables

Figaro.require_keys was added in version 1.0. It was previously called Figaro.require. Either upgrade figaro to 1.x or use the require method. https://github.com/laserlemon/figaro/blame/master/CHANGELOG.md#L6...

How to install a rubygem from inside a ruby script and require this gem afterwards?

ruby,ruby-on-rails-4,heroku,rubygems,bundler

I found this discussion: https://www.ruby-forum.com/topic/131346 Obviously calling Gem.clear_paths solves the issue. In total: begin require 'progressbar' rescue LoadError => e puts "exception .. installing with gem" h = system 'gem install progressbar' puts "gem installed #{h}" Gem.clear_paths require 'progressbar' end pbar = ProgressBar.new("test", 100) 100.times {sleep(0.1); pbar.inc}; pbar.finish ...

Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension Linux Mint

Try using an older version of ffi. For example, in your Gemfile, put: gem 'ffi', '1.9.3' ...

Using cron and ruby

ruby,cron,rubygems

Ok. After a couple of hours I finally solved this problem. And the solution is very easy. I don't know, why it's working only that way. So, the solution: 1.Create bash script with this content: #!/usr/bin/env bash /Users/username/.rvm/gems/ruby-2.2.0/wrappers/ruby /path/to/your/ruby_script.rb 2. Configure cron file: SHELL = /bin/bash * * * *...

how to customize the gem: pace-rails default option startOnPageLoad in rails 4

ruby-on-rails-4,rubygems

finally, I choose gem nprogress to show the progress bar, thank you

Calling another Gem as a program from my Gem

ruby,shell,command-line,gem,rubygems

You can add jekyll to your gems list of dependencies, by adding the following to your gem's .gemspec file. That means whenever someone installs your gem, jekyll would also be installed. spec.add_dependency 'jekyll' ...

Cancancan in a engine

ruby-on-rails,ruby,ruby-on-rails-4,rubygems,cancancan

I could solve my problem by updating Cancancan from 1.9.2 to actual 1.10.1 and compare my engine with the one from this post: https://github.com/CanCanCommunity/cancancan/issues/151#issuecomment-69487040

Syntax error with rubygem elasticsearch

ruby,elasticsearch,rubygems

You seem to use Ruby prior to 1.9 version. If so, either update Ruby (which is recommended), or use old rocket-hash syntax: client = Elasticsearch.new :log => true ...

Ruby gem install

ruby-on-rails,ruby,ruby-on-rails-4,rubygems,haml

When i use gem install ocra the latest version is being installed, version 1.3.4 If you want another version you do it like this C:\devkit>gem install ocra -v 1.3.1 Successfully installed ocra-1.3.1 1 gem installed Installing ri documentation for ocra-1.3.1... Installing RDoc documentation for ocra-1.3.1... ...

How can I run a custom version of dpl on Travis CI?

rubygems,travis-ci

The use of edge: local is currently broken in the Travis build environment, caused by ruby gems version 2.4.5. Ruby gems v1.x the --local flag would scan the current working directory for gems of any version. However ruby gems v2.x no longer does this and requires you to use the...

How to change bundle environment when running the other ruby app

ruby,rubygems,bundler

I suspect you are looking for Bundler.with_clean_env: #/home/user/a/test.rb Bundler.with_clean_env do # this assumes b/test.rb sets up Bundler itself `/home/user/b/test.rb` end There is also clean_exec and clean_system which wrap system and exec, which might be simpler in this case (since you don’t use the result of the backticks): Bundler.clean_system '/home/user/b/test.rb' ...

Can't convert html.erb's to haml with the “erb2haml” gem on Windows

I found a really easy and good way. First install the "haml-rails" gem if you haven't already, then just insert rake haml:erb2haml in the Console. It converts all .erb views into .haml . Works very fast and flawless. ~ Cheers...

How do you protect your API key in your tests when you publish a gem with tests?

Broadly speaking, here are three approaches I have used in the past in similar situations. Which you choose will depend on the details your particular situation. Test user supplies API key If your test suite requires, or at least prefers, actual API calls with an actual API key, you can...

Using command-line gem 'github-pages-health-check' fails on Mac OS X with rvm

ruby-on-rails,ruby,ruby-on-rails-4,rubygems

Perhaps you're simply misunderstanding how to use this gem – where are you getting the impression it comes with a check binary? I found the gem source on GitHub. The README doesn't mention such a binary. It does mention a local variable by that name, in Ruby code. Nor is...

Ruby roo gem: comparison of Fixnum with nil failed (ArgumentError)

From looking at the code if seems that first_row will return nil if the default sheet (or the first sheet, if you did not assign a default sheet) does not have any non-empty lines. Check your file to see if maybe it is empty, or if the first sheet is...

OpenBSD unable to install therubyracer gem ERROR: Failed to build gem native extension

ruby-on-rails,ruby,rubygems,bundler,openbsd

I was unable to install therubyracer gem in OpenBSD. As a workaround, i have installed nodejs as javascript runtime using OpenBSD package manager. pkg install node and removed therubyracer gem from Gemfile. Then bundle install works fine without any issue....

Install ruby gem feedjira on codingground online coding platform