Ruby is a dynamic, open source programming language with a focus on simplicity and productivity.

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1answer
401 views

Fedora 21 - Gem: change EXECUTABLE DIRECTORY

I am using some locally installed gems in my environment and I would like to change the EXECUTABLE DIRECTORY path to ~/.gem/bin How could I achieve this? $gem env - RUBYGEMS VERSION: 2.2.2 - ...
2
votes
1answer
588 views

How can I upgrade the Ruby version on Passenger?

How can I uprgade the Ruby version installed on my passenger module for Apache? I on Debian 7 and it's running Ruby 1.9.1 but I want 2.2.0
1
vote
1answer
611 views

What to do when “apt-get update” gets stuck in 100%?

I'm setupping a VirtualBox VM to do my development work with Ruby on Rails. My problem is that apt-get update is taking very long, ~30 minutes instead of seconds. I can install things with apt-get ...
1
vote
1answer
68 views

Ruby Compile error Windows 7 x64

Getting this error when using nmake on Windows7 x64 to compile Ruby 2.2.0 I've never done this before, so I have been following this and this advice: generating ripper-x64-mswin64_100.def NMAKE : ...
0
votes
1answer
493 views

`require': cannot load such file — mkmf

I ran the following command and got a ``require': cannot load such file -- mkmf ` error message $ sudo gem install sensu-plugin --no-rdoc --no-ri ...
0
votes
1answer
240 views

Change default Ruby for all users with rbenv

I installed rbenv in vagrant this way: apt-get update apt-get install -y automake bison build-essential git-core libffi-dev libreadline6-dev libgdbm3 libgdbm-dev libncurses5-dev libssl-dev libtool ...
0
votes
1answer
1k views

Can't install Ruby 2.2.0 using rbenv

I installed rbenv from GitHub: git clone git://github.com/sstephenson/rbenv.git ~/.rbenv git clone git://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build I’m trying to install Ruby ...
9
votes
3answers
693 views

How can I get Syntastic to recognize newer Ruby syntax?

I'm using Syntastic in Vim, and it highlights newer Ruby syntax as errors. For example, if I use required keyword arguments (introduced in Ruby 2.1), like this: def distance(from:, to:) # whatever ...
2
votes
1answer
108 views

Customize “wrap” characters in Sublime Text

In Sublime Text, highlighting any text and pressing any of the following symbols: ' " ( { [ will cause the entire highlighted section(s) to be surrounded by the key you pressed (or its matching ...
0
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0answers
22 views

Ruby RuntimeError on launching terminal (Mac)

Whenever I open the terminal on Mac I get this error: /System/Library/Frameworks/Ruby.framework/Versions/Current/usr/bin/ruby: invalid option --1 (-h will show valid options) (RuntimeError) ...
0
votes
1answer
644 views

Ruby using 100% CPU on OSX

I'm doing web development and have Ruby running a bunch of tasks.. Grunt serve, Sublime plugins, Brew etc... Nothing fancy. Just some npm installs and a grunt serve command inherited from ...
0
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0answers
149 views

How to avoid gem update error in windows?

Showing below error C:\Ruby21>gem update Updating installed gems ERROR: While executing gem ... (Gem::RemoteFetcher::FetchError) SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: ...
2
votes
2answers
682 views

Windows 7 CLI not recognizing commands without specifying extension

I've apparently gone and mucked up my system in a strange way. Windows 7's cmd prompt is no longer recognizing any executable or batch files unless I explicitly type their extension. ...
1
vote
1answer
718 views

Homebrew error in OS X. Bad interpreter: Too Many levels of symbolic links. Undefined error: 0

I've been searching for an answer to this problem for a few weeks now, and while I've seen similar problems, none that I have found have been exactly like the error I'm experiencing. I've tried ...
0
votes
1answer
510 views

Force SublimeREPL to use specific version of Ruby

I installed SublimeREPL for use with Ruby. It attempts to run code on Ruby 1.8.7 and I would like it to run on 1.9.3, and later on other versions of Ruby. I'm not sure where it's inheriting the ...
0
votes
2answers
2k views

Reinstall Ruby framework on OS X Yosemite

I installed home brew on Yosemite and it messed up the System built-in framework. I couldn't use the Ruby gems already installed or the new ones installed after Homebrew. Instead of fixing all the ...
1
vote
0answers
260 views

502 Bad, Gateway Ruby on Rails [closed]

Our website is currently down(hosted on Digital Ocean) with error code "502 Bad Gateway" and our web developer is currently out on Vacation. I am just an IT person on our network and I don't have web ...
1
vote
1answer
92 views

NoMethodError with Ruby when installing SoundCloud 2000 client for CLI

I’m trying to install SoundCloud2000 on my MacBook running Mac OS X 10.8.5. I have Ruby 2.2.0, mpg123, and portaudio installed. Installing SoundCloud 2000 as a GEM seems to work fine: gem install ...
0
votes
1answer
100 views

Losing line breaks when pasting code into Nitrous

When pasting a bloc of Ruby code from Atom or the Nitrous text editor into the Nitrous console, all line breaks are lost. Multiple lines of code are concatenated into one long string, separated by a ...
0
votes
0answers
878 views

Please install the mysql2 adapter: `gem install activerecord-mysql2-adapter` (cannot load such file — mysql2) (LoadError)

I am trying to install Redmine on Ubuntu and currently having an error if open Redmine page: Please install the mysql2 adapter: gem install activerecord-mysql2-adapter (cannot load such file -- ...
0
votes
1answer
450 views

RVM wants me to edit PATH in .bash_profile - I fear it is a mess

I am trying to get an Omega sub-theme running on my local machine (OSX 10.10) with Acquia Desktop Dev. Trying to run isolated ruby in sub-theme directory. When I use rvm list I get: Warning! PATH is ...
0
votes
0answers
431 views

Gems installed with the --user-install option into the OS X home folder aren't working properly afterwards.

On previous OS X revisions i had installed my gems with sudo. With Yosemite i wanted to change that and install without sudo. To leave the default gems in /Library/Ruby/Gems/2.0.0 ...
2
votes
2answers
870 views

Why does systemd process stop as soon as it starts for foreman server process?

I am trying to export a simple Ruby app using foreman. Based on its usage for systemd, I appear to be doing things correctly. However, when I start the target/service, I get status messages along the ...
0
votes
1answer
2k views

Brew & Ruby no longer functioning properly due to a recursive trap

After updating to OS X 10.10 (Though this might have been irrelevant), I was not able to run any brew commands. Any command gave me this error: /usr/local/bin/brew: /usr/local/Library/brew.rb: ...
3
votes
1answer
2k views

Why can't nginx access puma socket on CentOS 7?

So I have a Ruby on Rails app in /var/www/ owned by nginx with 755 permissions. Said app is intended to be deployed via puma. Like so: rvmsudo -u nginx bundle exec puma -e production -d -b ...
0
votes
0answers
96 views

Unable to Uninstall JRuby on Windows

I'm unable to uninstall JRuby on Windows. When I run the uninstallation program the first time it finishes its work with an error: java.io.IOException: access denied, also it deletes the files.log ...
0
votes
1answer
61 views

How can I disable rvm's interactive help (pager?) i.e. more / less a la `man`?

I recently upgraded from rbenv to the newest version of rvm. If I type a command such as: rvm help Then it gives me the same sort of paging interface I would get with man rvm - but I just want it ...
13
votes
2answers
8k views

Ruby installation issues with RVM

I've been following the directions at http://installrails.com to get my Macbook Air setup for some ruby work but I am running in any issue with RVM. When I try to install Ruby I get the following ...
0
votes
1answer
366 views

CentOS Ruby Install - Open SSL Issue

Attempting to install ruby 2.1.2 on a centos 7 box, but running into a dependency issue with openssl ~ % ruby-install ruby ...blah blah blah... ---> Package openssl-devel.x86_64 1:1.0.1e-34.el7 ...
0
votes
0answers
100 views

Why does my app run much faster on my laptop than my VPS?

I have a web application with a Ruby backend that does some stuff that is a bit computationally intensive. I develop and test the app on my rMBP with a 2.7GHz i7. I have the app deployed to a Linode ...
0
votes
2answers
456 views

Why is this cronjob not working?

I have a ruby script in ~/custom_scripts/get_all_products.rb. I want it to run every night at 04:00. Here's what the cronjob in crontab -e looks like: MAILTO="<email>" 0 4 * * * ruby ...
1
vote
1answer
358 views

Default Mac Ruby Gems?

A Mac always comes with some default ruby gems installed in the local RVM. Is there anyway I can check or view a list of the default ruby gems installed in a Mac OSX Mavericks?
0
votes
0answers
1k views

rvm use responding with Unknown ruby interpreter version (do not know how to handle):

I have a number of Rails apps that I've inherited that use different Ruby versions. To make life easier I'm trying to use rvm. Whenever I fire off the rvm use command inside any of the directories I'm ...
1
vote
0answers
276 views

Ruby error on my Mac

I'm having issues with my Ruby on my iMac (early 2010). I have the preview of Mac OS X Yosemite installed, but I've had these issues like forever, so I can't imagine OS X being the error here. ...
4
votes
3answers
4k views

Can't vagrant install a plugin: gem dependency fails despite being installed

I am attempting to install the vagrant-vbguest plugin in Windows 7 from within cygwin 64. $ vagrant plugin install vagrant-vbguest Installing the 'vagrant-vbguest' plugin. This can take a few ...
2
votes
1answer
110 views

Where did my command (Heroku) go?

I expect to be schooled on this but have exhausted my Google searches and scant knowledge of how OS X finds a command. I've been using heroku for years and for some reason today I get the result: ...
0
votes
1answer
79 views

Downloading Images through Wget With Proxy

I've written a ruby tool to download multiple images. However, this time I'm having to configure wget with a proxy. Prefix is the specified directory of where I want the images to go and md5_sum is a ...
1
vote
0answers
53 views

Ruby ri output not coloured in iTerm 2

When I run Ruby ri in an iTerm 2 terminal window, the output is not coloured and I don't know why. Other programs such as Vim work with colour properly. Running ri -f ansi Array.sort results in ...
5
votes
2answers
7k views

Installing Ruby with RVM in Ubuntu 14.04

I installed RVM using the following command \curl -L https://get.rvm.io | bash -s stable Then I restarted the terminal and executed this commands source ~/.rvm/scripts/rvm rvm requirements rvm ...
3
votes
2answers
3k views

How to install development tools when Ruby compiled from source

I have Windows 8, and I need to install Ruby 2.1.2 for a project. I followed these instructions. I unzipped the source into C:\Ruby2.1.2\src\, ran nmake in C:\Ruby2.1.2\build\, and ran nmake install ...
0
votes
0answers
1k views

Removing or Uninstalling Ruby, Rails, and/or Gems from Mac OS X 10.9.4

I had some health issues and was away from my iMac for about 6-8 months. I’m not exactly sure which version of OS X was running when I stopped using it, but I had just installed Rails and was about ...
0
votes
0answers
240 views

Online service to execute Ruby scripts

I am investigating the possibility to start a backup up server remotely in case the main server fails. The idea is: Amazon Route 53 monitors the main server The server fails, which triggers an alarm ...
0
votes
0answers
634 views

Gem: Could not find a valid gem in any repository

my problem is that I installed ruby and gem successfully with no errors, but when I go any further, trying to install any gem, it threw an error: ERROR: Could not find a valid gem '<name>' ...
0
votes
1answer
592 views

How can I set the terminal encoding when running a crontab job?

I have a crontab job which executes a Ruby script on Arch Linux. It works basically, but when I call "googlecl" to post to my blog, it always shows a "safeDecodeError" exception (eg.: ...
0
votes
1answer
336 views

Which version of rails should I install with ruby 2.0.0 installed?

Hi I am building a ROR development environment on a windows 7, I have Ruby version 2.0.0 and Gems version 2.2.2 installed. Which version of Rails should I install? I saw this on ...
-2
votes
1answer
37 views

Typical cases where I might use exceptions in programming [closed]

Can someone please help me with something that seems simple but I've never really got my head round. Exceptions! I know how to write an exception but countless code samples with variables foo and bar ...
2
votes
1answer
5k views

Upgraded to Mavericks, C compiler cannot create executables

Upgrading to Mavericks, I appear to have broken my Ruby on Rails development environment, which requires ruby 1.9.3 because of various gem dependencies. Within that app directory, I'm trying to ...
1
vote
1answer
2k views

OS X `gollum` install not working

I've tried many things to fix this, but i can't get get gollum as a cli utility. gem install gollum completes with ... Building native extensions. This could take a while... ERROR: Error ...
0
votes
1answer
1k views

How to stop ruby on Mac OS X

When I run a faulty ruby loop programme, my CPU start running fast as you can see in the following image. I stop abort it by ctrl C but it keep running. Only I can stop it to restart the computer. Is ...
-6
votes
2answers
359 views

Remove last word from whole string [closed]

I have following string 2014-04-29T06-19-20_17368f93ce02e18f278ae22d248e7d0692db3f54d2409_1088x288.mp4.uploaded I want to remove the last .uploaded word from this whole string . How can I do ...