similar to: image content-type question

hallo friends i developpeda photo uploader using paper clip plugin its working quite well , but one problem is its able to upload all kinds of file. see i want only png,gif,jpeg and should show error message if validation fails.here if i applied validations in the model the result is errors like this ArgumentError (too few arguments): app/controllers/images_controller.rb:63:in

PNG... - is free to use, no patents, open source - is lossless, with compression superior to GIF (using zlib) - supports palette and direct color - supports b/w from 1 to 16 bit/p - supports direct color from 24 to 48 bits/p - supports palette color with 256 entries - supports alpha blending with 8 and 16 bits/p - supports palette alpha - supports (compressed) tags, gamma, rendering intent,

Hi, everyone. I''m getting a production server ready for a site I''m working on, and I''ve been a bit stumped by a difference between the development server (running under Webrick) and the production server (running under lighttpd). Here''s the scenario: I''m working on a variation of an e-commerce system. When someone finalizes an order with our

Hi Guys / Gals, I''m stumped on a attachment_fu & IE issues that I hope someone here can help with. I''ve got attachment_fu working nicely with firefox, safari, but when I use the same form from IE, I get the following complain. undefined method `content_type'' for "C:\\Documents and Settings\\Tester\\Desktop\\logo.gif":String I''ve made sure that

Hello iam new to rubyonrails. Please any one help me out in "How to upload only jpeg & gif & png images into public/images using rubyonrails" Thanks in Advance -------------- next part -------------- An HTML attachment was scrubbed... URL: http://wrath.rubyonrails.org/pipermail/rails/attachments/20060504/33a17ad2/attachment.html

Hi, I have a Rails site that uses a before_filter in the application controller that does some authentication and authorization work. I also have a bunch of HTML in folders in the application''s public directory. Before a user can view anything in the public directory, I''d like to authenticate them. How could I do that? I''m using mongrel, if it matters. Thanks, Joe

i have images such as this http://www.cairo360.com/resource.servlet?path=event/6178/event_standard_6178_20112111_542213373.jpeg its Content-Type: text/html; "carrierwave" dosent recognize it as image is there is any way to fix that ? -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk"

Hi all, Although R seems to have jpeg() and png() functions that converts data into jpeg and png formated files, it doesn't have functions the other way around. Does one of R contributed packages have gif, jpeg and png image readers? I did help.search() but no luck Regards, Jonathan -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read

Hi, we''re seeing a really weird problem in our production environment. "Connection: Keep-Alive\r\n" is being pre-pended to the RAW_POST_DATA, which makes requests error out. This bug is seen infrequently and *seems* to be browser-related, although I can''t reproduce it using the browser reported in HTTP_USER_AGENT. Set up is a apache 2.2 -> hardware load balancer

Hi, we''re seeing a really weird problem in our production environment. "Connection: Keep-Alive\r\n" is being pre-pended to the RAW_POST_DATA, which makes requests error out. This bug is seen infrequently and *seems* to be browser-related, although I can''t reproduce it using the browser reported in HTTP_USER_AGENT. Set up is a hardware load balancer (NetScaler)

hi friends, i m trying to send attachment with my mail. its an image file(.jpeg). but when i check my inbox it shows me image file as binary contents in tha mail itself. its not showing me an attachment. please help me. code in my model is: class MyMailer < ActionMailer::Base def sent(msg) @subject = "Abc here...!" @recipients = "xx-GVlOpdXsZis@public.gmane.org"

Dear R-help I want to display an image file in a new plot frame. SVG is my preferred format, but I can also consider PNG, GIF, JPEG, TIFF, and PPM (from ImageMagick). By way of background (although not material to this posting), the image file is generated by a call to 'dot' (part of the 'Graphviz' suite) after the required .dot file has been produced using hand-crafted R code.

Hi all, I''ve just been trying out the dirt-simple rcss scheme posted here: http://blog.hasmanythrough.com/articles/2006/03/23/dirt-simple-rcss-templates It looks like the content-type declaration on the line: render :file => file_name, :content_type => ''text/css'' isn''t getting honoured. I had to add a separate:

Hi to everyone, I have the following models: class Attachment < ActiveRecord::Base has_attachment :content_type => [:image, ''application/pdf''], :max_size => 3.megabytes, :path_prefix => ''../private/attachments'', :storage => :file_system, :processor => :rmagick,

Has anyone seen anything like this before? I can get it to happen all the time if I issue a HEAD request, but it only happens very intermittently on GET requests. I''m using Ruby 1.9.2p180. Any ideas on where to start debugging? 204.93.223.151, 10.195.114.81 - - [11/Aug/2011 21:03:50] "GET / HTTP/1.0" 200 37902 0.5316 app error: Content-Length header was 37902, but should be

Full_Name: Huan Huang Version: 1.9.1 OS: Win NT Submission from: (NULL) (155.140.122.227) Traceback: Traceback (most recent call last): File "/scratch/local/app/mailman-sfs/2.1.5/scripts/driver", line 87, in run_main main() File "/scratch/local/app/mailman-sfs/2.1.5/Mailman/Cgi/options.py", line 91, in main language = cgidata.getvalue('language') File

Peter Schuller wrote : > > I use it a lot, but I still get people mailing me > > .gifs and even worse .jpgs (of things like text!!!) > > That's okay let them. > > JPEG worse than GIF? What are you on? :) At least JPEG supports more than > 256 colors and you don't need to pay $100000 (or whatever) to write an > encoder... Uh, should I send you a GIF and

Full_Name: Huan Huang Version: 1.8.1 OS: WIN NT Submission from: (NULL) (155.140.122.227) Bug in Mailman version 2.1.4 We're sorry, we hit a bug! If you would like to help us identify the problem, please email a copy of this page to the webmaster for this site with a description of what happened. Thanks! Traceback: Traceback (most recent call last): File

Full_Name: Huan Huang Version: OS: Submission from: (NULL) (155.140.122.227) Bug in Mailman version 2.1.4 We're sorry, we hit a bug! If you would like to help us identify the problem, please email a copy of this page to the webmaster for this site with a description of what happened. Thanks! Traceback: Traceback (most recent call last): File

Hi, Controller code: if params[:main_image] image = Image.new image.blob = params[:main_image].read @product.main_image.destroy if @product.main_image @product.main_image = image end When I try to display the image using send_data, I get the following error: ArgumentError (string contains null byte):