A dynamic, open source programming language with a focus on simplicity and productivity. (quote: ruby-lang.org)
-1
votes
1answer
63 views
Ruby gem load path error [closed]
i have problem ruby load path. I couldn't load image file in my
codes. Why? My project file tree is
lib/editor.rb
lib/images/image.jpg
lib/lang.rb
lib/messages.rb
lib/utils.rb
myproject.gemspec
and ...
0
votes
1answer
271 views
gem install error: “cannot load such file — zlib”
I'm trying to install ruby on rails from scratch on Ubuntu 12.10. Getting help from this post:
echo "[[ -s '${HOME}/.rvm/scripts/rvm' ]] && source '${HOME}/.rvm/scripts/rvm'" >> ...
1
vote
1answer
323 views
Redmine - backlogs - No such file to load — nokogiri
I'm trying to install backlogs 0.9.9 plugin for redmine 2.1.2 under ubuntu 12.10.
Following the Backlogs installation guide
remine_install_path$ RAILS_ENV=production bundle exec rake db:migrate
...
1
vote
0answers
59 views
Multiple versions of ruby without RVM
I have been trying to understand RVM and decided to do so by not using it and seeing the consequences. I am trying to see how I can manage different versions of ruby and their gemsets without RVM.
I ...
0
votes
2answers
605 views
Postgres gem won't install on 12.10
I am trying to get Ruby on Rails working on my computer but the pg gem keeps failing. I have found a lot of other questions saying that you just need to use the libpq-dev package from apt and that ...
2
votes
1answer
330 views
Unable to install RVM using curl
When i try to install the rvm using curl it displays the following message:-
vverma@l-vverma:~$ curl -L get.rvm.io | bash -s stable
% Total % Received % Xferd Average Speed Time Time ...
0
votes
0answers
35 views
Xmp-manager installation in Ubuntu 12.04
Good day,
I have troubles installing xmp-manager in Ubuntu 12.04.
I did:
sudo apt-get install libimage-exiftool-perl ruby-gnome2 nautilus-actions
git clone --depth 1 ...
0
votes
1answer
257 views
Ubuntu root .bashrc file
I was installing rvm
and for some reasons i changed first line on root's .bashrc
what was there?
i inserter if [[ -n "$PS1" ]]; then and see that i'm root, can't undo... What string is first like ...
1
vote
1answer
369 views
Successfully installed SASS, but the terminal insists it isn't
I wanted to install sass version 3.2.0 alpha.
I first ran sudo apt-get install libhaml-ruby1.8, which is what the console recommended It successfully installed, but it installed an older version ...
2
votes
1answer
432 views
Use Ruby 1.9.3-p125 and remove others [duplicate]
Possible Duplicate:
How do I set up Ruby on Rails?
How do I get “ruby” to do what “ruby1.9.1” does?
I installed ruby 1.9.3-p125 with rvm. rvm list yields
ruby-1.9.3-p125 [ x86_64 ]
...
2
votes
0answers
626 views
Failed to install a ruby gem, eventmachine
I attempts to run a script that prompt
Could not find gem 'eventmachine (= 0.12.10) ruby' in the gems
available on this machine. Run bundle install to install missing
gems.
Then I runs ...
0
votes
1answer
232 views
Why can't I install libnotify in Ubuntu 12.10?
my env:
play@ubuntu:~$ gem env
RubyGems Environment:
- RUBYGEMS VERSION: 1.8.24
- RUBY VERSION: 1.9.3 (2012-11-10 patchlevel 327) [x86_64-linux]
- INSTALLATION DIRECTORY: ...
0
votes
1answer
185 views
I cannot get /mnt/hgfs in ubuntu 12.10
I have installed Ubuntu 12.10 in VMWare 5.i need to mount my project(using aptana studio 3,Ruby on Rails project in my workspace).I have even shared workspace in VMWare.but still i cannot see it when ...
4
votes
1answer
383 views
Cannot install sqlite3
OS: Ubuntu 12.04 LTS
$sudo apt-get install libsqlite3-dev
The following packages have unmet dependencies: libsqlite3-dev : Depends: libsqlite3-0 (=3.7.9-2ubuntu1) but 3.7.9-2ubuntu1.1 is to be ...
1
vote
0answers
106 views
install dbmail or other e-mail database
I'm starting to use ruby to parse and store e-mails, but don't want to reinvent the wheel. I have a subset of e-mails, all in one account stored locally, which I would like to keep in a database.
...
1
vote
2answers
56 views
Ruby: Problem with Different Versions
I posted this question before but I had 11.04 which is not supprted. So now I updated to 11.10, but still the problem is not solved.
I want to use ruby 1.9.1 . The problem I am facing is shown below. ...
1
vote
0answers
36 views
Ruby: Problem with updating [closed]
I want to use ruby 1.9.1 . The problem I am facing is shown below. I wish someone could help me out.
$ uname -a
Linux almb-PC 2.6.38-15-generic-pae #66-Ubuntu SMP Tue Aug 14 17:45:09 UTC 2012 i686 ...
5
votes
3answers
1k views
/sbin/getty process causing 100% CPU utilization
I have an instance of Ubuntu 12.04 LTS (GNU/Linux 3.2.0-25-virtual i686) running as a KVM-VM on a host-machine that runs one more VM beside it.
I deploy a Ruby on Rails application using the ...
0
votes
0answers
98 views
How to run SASS
So I installed ruby and ruby-gem and SASS successfully and tested it by sass -v and everything worked fine... My next question is... what do I do next?
I'm running Ubuntu 12.04 and everything on ...
0
votes
0answers
139 views
libreadline5-dev has no candidate in the apt-cache
I'm trying to do this in chef:
package("libreadline5-dev") do
package_name "libreadline5-dev"
retry_delay 2
retries 0
recipe_name "default"
cookbook_name :"nginx-passenger"
action ...
2
votes
1answer
1k views
How do I start a ruby/gem program?
I have installed taskjuggler (gem install taskjuggler), but now I have no idea how to start it...
$ taskjuggler
taskjuggler: command not found
$ gem taskjuggler
ERROR: While executing gem ... ...
1
vote
1answer
242 views
Contacting Pulse Audio over dbus?
I am trying to write a basic volume application. Since I'm writing this in Ruby I don't want to extend the C library or use ffi, instead I trying to write this with ruby-dbus I got the Address ...
1
vote
2answers
302 views
How to auto indent the characters of rb, erb, .html.erb files?
In mac using Text - Mate we can easily auto - indent the characters in the file for Ruby on Rails code in various rb,erb or html.erb files. I am searching for a plugin for GEdit for the same purpose ...
9
votes
5answers
2k views
How do I set up Ruby on Rails?
I am interested in setting up a Ruby on Rails environment on my 10.10 laptop.
Is there anything special I need to keep in mind for installation (i.e. that could be new or unique to 10.10)?
Are ...
0
votes
1answer
41 views
Install Ruby 1.8 documentation?
My Ubuntu 12.04 already have ruby 1.8 installed, but I can't find a way to install documentation for ri , tried with libcommandline-ruby-doc package but it seems it's not it?
0
votes
1answer
223 views
rake aborted! undefined local variable or method
In a fresh new Ubuntu machine, I have installed ruby with
sudo apt-get install ruby1.8
and then installed rubygem1.8 with :
sudo apt-get install rubygems
and after that installed ...
0
votes
1answer
168 views
Unable to start the web application from localhost:3000(ruby on rails)
I had created a demo web application by executing rails tickets and then i executed rails script/server to run it on localhost.
Initially i was able to execute the application in the browser by ...
0
votes
2answers
4k views
How to get /usr/bin/env ruby to point to the correct ruby environment?
So I was making a cgi ruby script and had the following at the top of the script file:
#!/usr/bin/env ruby
require 'rubygems'
require 'action_pack'
require 'cgi'
After a couple of hours of not ...
0
votes
0answers
646 views
Unable to install rubygems on ubuntu
When i try to execute sudo apt-get install rubygems i get the following response
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages ...
2
votes
1answer
130 views
How to install older ruby version on ubuntu Precise Pangolin?
I got a present: older Rails tutorials that needs old ruby version. I try to install ruby-1.8 with the packet manager. I still got problems with the tutorial example code. Next I try rvm to install ...
0
votes
0answers
65 views
Firefox selects radio button (orange border)
I've just switched to Ubuntu, and I'm trying to automate filling out forms with Watir.
However, it's getting stuck on radio buttons because of Firefox selecting radio buttons (even when I'm not ...
2
votes
1answer
283 views
How to build an USB driver and data extractor (Magnetic Card Reader)? [Python, Ruby]
So I have this magnetic card reader (generic) I bought from the internet (it's chinesse) the problem is it has a manual but it is in chinesse (hahhaha) So I don't understand it... I have two Linux ...
3
votes
1answer
146 views
How can I use Ruby with Quickly?
Recently I came across Quickly. A very nice thing Ubuntu is doing in order to simplify creation of good looking applications that integrates well with Ubuntu desktop in every respect.
While the demo ...
1
vote
1answer
1k views
Could not find a valid gem 'rails' (>= 0) in any repository
I am trying to install rails using the following command:
sudo gem install rails
and get the following error:
ERROR: Could not find a valid gem 'rails' (>= 0) in any repository
ERROR: ...
1
vote
1answer
358 views
error when installing rmagic gem on Ubuntu 12.04 for Ruby on Rails
I am trying to get my Ruby on Rails application working and installing RMagic gem. But I get an error that says "Can't install RMagick 2.13.1. Can't find the ImageMagick library or one of the ...
0
votes
1answer
585 views
Eclipse juno: Can't install RadRails throws error for a gem I have installed already
The thing is I installed Ubuntu 12.04, Java (for Eclipse), Eclipse, ruby, ruby gems, rails. Everything went smooth. When I tried to prepare Eclipse for ruby on rails, I installed ruby dev kit plugin. ...
2
votes
1answer
157 views
Gedit Ruby 1.9.x syntax highlighting
I have a problem with Gedit and it's way of highlighting new Ruby syntax. In Ruby 1.9.x, we can write Hash this way:
{ class: 'class_name', id: 'uniq_id' }
instead of
{ :class => 'class_name', ...
0
votes
1answer
170 views
Trying to run rubymine but getting error no JDK found
Getting the following:
ERROR: cannot start RubyMine.
No JDK found.
How can I fix this so that rubyMine starts?
0
votes
2answers
1k views
bundle command gives permission denied - /var/lib/gems How to overcome?
From trying to do bundle I get:
$ gem install bundler
Fetching: bundler-1.2.0.gem (100%)
ERROR: While executing gem ... (Errno::EACCES)
Permission denied - /var/lib/gems
1
vote
1answer
2k views
Rails bundler error installing Nokogiri (1.5.5) and Bundler cannot continue
An error occurred while installing nokogiri (1.5.5), and Bundler cannot continue
How to fix and get past the error?
Installing nokogiri (1.5.5) with native extensions
...
3
votes
1answer
669 views
Disable differences in login handling (non-interactive, interactive etc.)
I'm always having trouble with RVM installs and non-interactive vs. interactive shell sessions. If the session isn't interactive I'm usually getting the command not found error on different ...
0
votes
1answer
490 views
Missing gem 'cgi (>= 0) ruby'
Everything was working, but today I get this error:
Could not find gem 'cgi (>= 0) ruby' in the gems available on this machine.
I have ruby1.9.1-dev installed.
0
votes
0answers
94 views
I am trying to set up a ubuntu sever 12.04 on my machine
I am trying to set up a server on my home network which will eventually host rails. I am not great in linux server and i try to follow the prompt. I did succesfully get to a black screen which then ...
0
votes
0answers
1k views
Not able to lock /var/lib/dpkg/lock (read only) [closed]
I was trying to install ruby on my remote server(this is a vm machine(debian) in a esxi server . ) I got this error:
The Command:
sudo apt-get install ruby1.8
Error :
W: Not using locking for ...
0
votes
1answer
193 views
How do I get Launchy to open Chromium?
I'm developing in rails on my computer. I'm just going along with what tutorials say, and I simply cannot find anything about how to use launchy during development on the Internet .. period. There ...
0
votes
1answer
515 views
Single user rvm needs sudo, and adding users to rvm group
I am following the instructions on the rvm site. First, I tried to install for single users:
$ curl -L https://get.rvm.io | bash -s stable
% Total % Received % Xferd Average Speed Time ...
4
votes
1answer
829 views
Why does Ubuntu think Rails 2.3.14 is installed even though I installed 3.2?
I am pretty new to Ubuntu, Ruby, and Rails. I am working my way through the first Rails Guide. Midway through that guide, I upgraded Ubuntu version 11 to Ubuntu version 12. While I was on version 11, ...
1
vote
2answers
339 views
Can't run a program installed through gem install
I have installed Ruby using RVM.
I did a gem install rspec command and it seemed to install rspec correctly. If I do a rspec I get a "The program 'rspec' is not currently installed" and I am ...
1
vote
1answer
31 views
Is there an online documentation repository for ruby like it is for Matlab? [closed]
Is there an online documentation repository for ruby like it is for Matlab? A site that documents the functions and objects, their uses, parameters, etc?
Matlab online Documentation
3
votes
1answer
227 views
What is curl used for in Ruby?
I am a fairly new used and was looking for a way to install Ruby on my laptop and came across this link:
https://rvm.io/rvm/install/
When I use the command specified there, it says curl is not ...
