similar to: Error heroku: App Crashed

Hi everybody, Please any one help me, Previous two day''s I am googling, Still not find solution. this really frustrating. I had deploy my app on heroku http://radiationn.heroku.com/. it is working fine on localhost but i got APPLICATION ERROR. IN log wht i find that in photo.rb model not able to find "has_attached_file", I am not able to shout out this proble. It working

I can''t get authlogic to work. (https://github.com/binarylogic/authlogic) i''ve installed it, i''ve put the following in environment.rb: config.gem "authlogic" ''gem list'' gives: *** LOCAL GEMS *** abstract (1.0.0) actionmailer (3.0.3, 2.0.2) actionpack (3.0.3, 2.0.2) activemodel (3.0.3) activerecord (3.0.3, 2.0.2) activeresource (3.0.3,

Hello, I have a dataset concerning slugs. For each slug, the number of pumps per one time slot was counted. The number of pumps follows Bi(30, p) where p is very small, thus could be approximated by Poisson dist. (# of pumps is very often = 0) The slugs were observed during 12 time slots which are correlated in time as AR(1). The time slots are divided into two categories: Resting time

Hi, im a student so still very new to R. Hope someone could help me out here =) They are 3 slug control products, bustaslug, product X and Y. Im ask to explore the data by plot() and tapply(). But when i try to plot or use the tapply command, it tells me that the x and y lengths differ. so im thinking its because the data is unbalanced? Is there a simple command that i could use to fix this?

Hi, I am using RInside for one of the applications that I'm using. The error that occured is as follows. When I use R.parseEval("xyz") if the parse fails then the mb_m is not cleared and hence all subsequent calls to R.parseEval fail. example: when R.parseEval("stringConcatfactoryrandom") is executed the R instance looks like this (gdb) p R $7 = (RInside &)

Hi I have a factor 'f' and a named list 'jj'. I want names(jj) to match up with levels(f). How do I use levels(f) to access elements of jj? > f <- factor(c("pigs","pigs","slugs")) > f [1] pigs pigs slugs Levels: pigs slugs > > jj <- list(pigs=1:10,slugs=1:3) My attempts to produce jj$pigs all give errors: >

I ran into the following error: WARNING: ''require ''rake/rdoctask'''' is deprecated. Please use ''require ''rdoc/tas k'' (in RDoc 2.4.2+)'' instead. at /usr/lib/ruby/vendor_ruby/rake/rdoctask.rb rake aborted! uninitialized constant Gem ---- Following that advice (which I also found by searching the web for the error

Hi All, I am having an ror application with ruby1.8.7 and rails2.3.5, the performance of my application is not good enough. Is their any plugin or gem available to improve the performance. Also I have already optimized some of my code and db queries by optimizing the mysql query and by adding indexes, but those are not gave drastic change in the performance. regards, Loganathan -- You received

Hello. I''m creating my own RESTful blog app. I am wondering about creating post slugs. I think Wordpress creates a slug at post creation time and stores the string in the database, then uses that for URLs. I read about the acts_as_sluggable strategy (http:// agilewebdevelopment.com/plugins/acts_as_sluggable) but I don''t like having a number (the ID) in the URL. Any

Hi, Running: Ruby 1.8.7 p72, RSpec 1.1.12 and rcov 0.8.1.2.0, I get the following error message with $ rake spec:rcov -- /usr/local/ruby1.8.7//lib/ruby/1.8/rexml/formatters/pretty.rb:131:in `[]'': no implicit conversion from nil to integer (TypeError) from /usr/local/ruby1.8.7//lib/ruby/1.8/rexml/formatters/pretty.rb:131:in `wrap'' from

I have an app that has the following in the routes file: namespace "admin" do # ADMINISTRATIVE ROUTES ONLY root :to => ''home#index'' resources :comments do member do get :approve get :reject end end resources :users do member do get :block get :unblock end end end When browing to

I used to have Simple Captcha installed, but since I removed it I got all kinds of problems with login. Processing UsersController#login (for 188.177.122.179 at 2010-09-19 12:21:09) [POST] Parameters: {"commit"=>"OK", "authenticity_token"=>"/ Y0aZETCsMhyI3CkrZJK6O2NaLEoi+LRe8ZuDPWU9kc=",

I''m trying to generate a "page slug" i.e. a url sanitized id from some text in my model that I want to be saved into the database and I''m not seeing how I can do it. The closest I''ve come to getting this to work has been... class Page < ActiveRecord::Base attr :name before_save :generate_slug def generate_slug self.slug = self.name.gsub

Hello, I''m having some problems when try to install rjb i get this message C:\Users\PC1090\Documents\RJB\rjb-1.3.8>ruby setup.rb config ---> bin <--- bin ---> lib <--- lib ---> ext C:/Ruby187/Ruby1.8.7/bin/ruby "C:/Users/PC1090/Documents/RJB/rjb-1.3.8/ext/extconf.rb" checking for jni.h... no *** C:/Users/PC1090/Documents/RJB/rjb-1.3.8/ext/extconf.rb failed

Hi EveryBody, I hope some one help me. I am new on ROR so might be problem is silly or Obvious. i had developed a project and i had use "WILL_PAGINATE" plugin in my app. It''s working well at localhost. But when deploying on HEROKU, ALL step is going well but when running $heroku rake db:migrate ERROR IS Missing these required gems: will_paginate You''re

*Dear All:* I need your help on following points. 1. Can I connect Ruby with MySQL in XAMPP server? 2. Could someone tell me that how to connect MySQL with Ruby? I have XAMPP server installed and want to connect with ruby. I am using Ruby1.8.7. I tried following code: require ''rubygems'' require ''mysql'' begin # connect to the MySQL server

Dear R devel, I have a C++ app that calls into embedded R to perform some analytic calculations. When my app encounters a segmentation fault, R always prints the following crash prompt and asks me to enter an action: *** caught segfault *** address 0x8, cause 'memory not mapped' Possible actions: 1: abort (with core dump, if enabled) 2: normal R exit 3: exit R without saving workspace

Hello there, The plugin friendly_id (http://github.com/norman/friendly_id) has rake tasks that you can call. I''m using this plugin as a gem. I''m trying this: rake friendly_id:make_slugs MODEL=Post and it is rising this error: Don''t know how to build task ''friendly_id:make_slugs'' So the question is: how do I call a gem''s rake task? David

I''m reposting this here from my original post on Superuser[1], to hopefully get more relevant feedback from more experienced RoR users. I need to get a RoR environment up and running, because I have a client that needs some RoR work done on her website. Although I''m new to RoR, I''m a quick learner and was expecting installing and setting up the environment was easy, so

Hi! I have two models, artists and songs. I have this in my route file: resources :artists, :path => "ackord" do resources :songs end Which gives me urls like this (I''m using https://github.com/norman/friendly_id to create and manage slugs): example.com/ackord/artistname/songs/songname-id Now I want to remove the /songs part to get a url like this: