Questions tagged [ruby]

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

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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. C:\Users\Current&...
KChaloux's user avatar
  • 157
1 vote
1 answer
2k 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 ...
P.J.'s user avatar
  • 13
1 vote
1 answer
754 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 ...
Devon Parsons's user avatar
1 vote
2 answers
5k 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 ...
rraallvv's user avatar
  • 365
1 vote
1 answer
156 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 ...
Alison's user avatar
  • 23
0 votes
1 answer
131 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 ...
nb197's user avatar
  • 1
0 votes
0 answers
2k 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 -- ...
Suzan Cioc's user avatar
  • 2,573
0 votes
1 answer
1k 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 ...
Khrys's user avatar
  • 1
1 vote
0 answers
1k 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 /System/Library/...
rkoller's user avatar
  • 125
2 votes
2 answers
4k 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 ...
Pori's user avatar
  • 373
0 votes
1 answer
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: /...
Josiah's user avatar
  • 1,774
9 votes
1 answer
6k 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 unix:///...
Pori's user avatar
  • 373
0 votes
0 answers
292 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 ...
Shamaoke's user avatar
  • 526
0 votes
1 answer
273 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 to ...
cwd's user avatar
  • 18.1k
19 votes
2 answers
14k 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 ...
teknetia's user avatar
  • 193
0 votes
1 answer
736 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 ...
random-forest-cat's user avatar
0 votes
0 answers
195 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 ...
Huliax's user avatar
  • 121
2 votes
2 answers
3k 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 ~/...
narzero's user avatar
  • 419
2 votes
1 answer
873 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?
gespinha's user avatar
  • 225
1 vote
0 answers
417 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. ...
rebellion's user avatar
  • 121
6 votes
3 answers
8k 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 minutes....
msanford's user avatar
  • 741
2 votes
1 answer
516 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: /...
sam452's user avatar
  • 161
0 votes
1 answer
218 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 ...
TheGrayFox's user avatar
1 vote
0 answers
94 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 ...
jordelver's user avatar
  • 2,271
7 votes
3 answers
9k 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 ...
agusgambina's user avatar
3 votes
2 answers
6k 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 ...
Eva's user avatar
  • 223
0 votes
0 answers
334 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 ...
Greg's user avatar
  • 317
0 votes
0 answers
3k 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>' (&...
user2825648's user avatar
0 votes
1 answer
2k 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.: googlecl....
Konstantin's user avatar
0 votes
1 answer
2k 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 rubyonrails.org/...
Ekin's user avatar
  • 105
-2 votes
1 answer
49 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 ...
Martyn's user avatar
  • 135
2 votes
1 answer
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 ...
dfaulken's user avatar
1 vote
1 answer
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 ...
Kirk Strobeck's user avatar
0 votes
1 answer
4k 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 ...
shinokada's user avatar
  • 2,615
-5 votes
2 answers
1k 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 this?
Prakash V Holkar's user avatar
-1 votes
2 answers
67 views

Find particular file in particular directory

I want to find the particular file name in particular directory in ruby. I tried the following Dir.glob() file = Dir.glob("/home/prakash/Desktop/*.uploaded") output: /home/prakash/Desktop/abc....
Prakash V Holkar's user avatar
0 votes
1 answer
382 views

zsh and Ruby print issue

Has anyone come across an issue where Ruby's print method leaves behind a % at the end of the line using zsh? I'm using oh-my-zsh (https://github.com/robbyrussell/oh-my-zsh) with iTerm2. Here is an ...
alvincrespo's user avatar
0 votes
1 answer
1k views

How to run a launchd task every weekend once?

I am trying to run a ruby program as a cron. I have figured out how to run the ruby program from a launchd The problem is that I don't know how to say "Run the job once every Sunday". Below is my ....
Chan's user avatar
  • 111
2 votes
4 answers
2k views

Bootstrap - Jekyll: Forbidden - no access permission to `/'

I'm doing a tutorial on Twitter Bootstrap and apparently I need to install Jekyll for this. I've followed the installation procedure, but now I'm stuck getting Jekyll to work. In the terminal (Ubuntu ...
SPRBRN's user avatar
  • 7,712
2 votes
0 answers
676 views

How can I get Homebrew and MAMP (Pro) to play nicely together?

I am using MAMP Pro for most of my local application development and am trying to install ruby , etc via homebrew however homebrew will give me the following warning: Warning: "config" scripts exist ...
el_reverend's user avatar
3 votes
1 answer
2k views

Issues compiling passenger for apache2 on CentOS

I am trying to install openproject on a CentOS 6.5 (Release 3 from OVH) following this tutorial but with mysql in place of postgresql. I'm nearly done but I can't seem to compile passenger for apache ...
Otolia's user avatar
  • 33
0 votes
1 answer
1k views

What should I make out of this message?

I am trying to set up the Ruby on Rails on my Mac OS X Maverick just to check whether I have Rails installed I typed rails --version and I got this as response /System/Library/Frameworks/Ruby....
John Doe's user avatar
  • 155
0 votes
1 answer
78 views

how to jump to table in rubymine 6/intellji rails model dependency diagram

I remember there was a keyboard shortcut we used back in the day.. any ideas? or at least what's the name of the action so that i can assign a custom keyboard shortcut in the rubymine key map ...
abbood's user avatar
  • 1,274
4 votes
1 answer
2k views

All rails application logs being written to apache error log

I've deployed a ruby on rails 4.0.3 application to a server that I've configured with the following likely relevant software: Ubuntu 12.04.4 x64 server Phusion Passenger 4.0.37 Apache 2.2.22 Ruby 2.0....
Jon Worek's user avatar
  • 141
0 votes
1 answer
263 views

ruby1.9.3 links to ruby1.9.1 in Debian Wheezy after install with aptitude

I have just attempted to install ruby1.9.3 with aptitude but for some odd reason it keeps symlinking /usr/bin/ruby1.9.3 to /usr/bin/ruby1.9.1. Here are the ruby version in /usr/bin: lrwxrwxrwx 1 ...
JavaCake's user avatar
  • 121
1 vote
1 answer
971 views

OS X Automator Shell Script for custom search with special character not encoded with utf-8

I find a script here Mac OS X (Lion) Chrome: shortcut for "Search With Google" which shows how to do google search using shell script in OS X Automator. The original script is: open "...
rouraito's user avatar
5 votes
2 answers
860 views

Ruby commands are turning off tty echo

After running Ruby scripts, almost 100% of the time, the bash command line will appear to be inactive, while in fact it's silently accepting my keystrokes without showing them to me. This has ...
Paul Roub's user avatar
  • 277
1 vote
1 answer
390 views

how to run ruby app on startup

I'm trying to run a sinatra app on startup in linux mint. I'm using the startup applications preferences to add the path to the ruby file that I'm trying to execute: shotgun /path/to/file/file.rb ...
Wern Ancheta's user avatar
  • 6,542
0 votes
0 answers
227 views

Pow server - my site need port number for .dev

there, I am new to Ruby and trying to use Pow in my Mac. When I type MYSITE.dev/ in my browser, it always says "The connection was reset". But it works fine for MYSITE.dev:20559. It seems that I can'...
Lisa's user avatar
  • 101
2 votes
1 answer
425 views

Redmine install on Apache2/Ubuntu 12.04 EC2 instance

Can someone point me to a guide or guides that explain how to get Redmine running on Ubuntu 12.04? From installing Ruby to setting up Passenger? I've tried a handful of times and have never been ...
dcd0181's user avatar
  • 247

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