similar to: PDF and Ruby on Rails

Hi everybody, I am very new in Ruby on Rails. I install ruby(1.9.2p180) and Rails(3.1.3). Also I install RubyMine3.1.1 as IDE. I successfully have done some simple simple practices. Now I want to play with database(mysql).Though I have checked so some of the URLs but unable to make out. Please help me how to do that, what files or folders should I place and where should I place those.

Hi, Just yesterday I successfully installed ruby in my pc, means I am new in this technology. Today I am trying to fetch the data in my ruby application and successfully done this. Now I want to speed up the performance of the fetching data by making use of prepare and execute method.In case of select query also I am using this like require ''mysql'' mysql =

Hello ~ I have an email that I need to attach a PDF to. The email is being sent, and a file is attached but it is not the original file. I am following the example: attachment :content_type => "image/jpeg", :body => File.read("an-image.jpg") changing it to: attachment :content_type => "application/pdf", :body => File.read("pdf/my.pdf")

hai im ruby on rails developer, im integrating princely plugin and prince software to my rails application i have generated pdf file successfully using the following code princely = Princely.new() html_string = render_to_string(:template => ''test_methods/ visual_test/generate_report.rhtml'', :layout=> false) send_data(

I''m trying to display a generated .png plot via send_data(), but it results in a server error "invalid byte sequence in US-ASCII" error. I''m pretty sure this means that I need to specify the encoding somewhere, but I haven''t been able to figure out where or how to do so. Some particulars: I''m running gnuplot through a pipe to generate a plot in .png

Hi all i''m trying to generate pdf and i got this error Location of wkhtmltopdf unknown and i also get Bad wkhtmltopdf''s path gpa/vendor/plugins/wicked_pdf/lib/wicked_pdf.rb:26:in `initialize'' /EDWARD/_gpa/vendor/plugins/wicked_pdf/lib/pdf_helper.rb:53:in `new'' /EDWARD/gpa/vendor/plugins/wicked_pdf/lib/pdf_helper.rb:53:in `make_pdf''

Are controller names allowed to have all caps, like PDFController? I created a controller called PDFController with the generator and it croaks with an unknown constant PdfHelper error. Is that not the convention? I reported this as a bug, but now I''m not so sure because the wiki doesn''t recognize PDFController as a valid wiki word. -Jeff

So this is the original code I used, and it worked send_file ''vendor/sprites/not-found.png'', {:filename => "sprite-not-found.png", :type => "image/png", :disposition => "inline"} Now I switched it to this (going to be adding imageMagick) send_data File.read(''vendor/sprites/not-found.png''), {:filename =>

Hi all I made a pdf file in ruby and to display it used the method send_data like # send_data pdf.render, :filename => "Hello.pdf",:type => "application/pdf" # Now I want to open it in another window or as a popup. How can I achieve it? Thanks to all. Sainaba. -- Posted via http://www.ruby-forum.com/.

I''m trying to use send_data to send a simple text file. Every reference I can find says I can supply a MIME type with the ":type" option and that will determine the kind of file I get on the machine that downloads the file I''m sending. Instead I ALWAYS get an XML file. here''s the code snippet: File.open(@temp_download_file_path, ''r'') do

I am still attempting to figure out how to send an Itext generated pdf Document to the browser. I am looking at the following blog posting where someone is using jruby and iText to create a pdf file and then sending it to the browser : http://codersifu.blogspot.com/2007/06/howto-generate-pdf-files-in-ruby-on.html Unlike the above example I am using only ruby / on rails. I would like to do

Guys & gals, I''m also learning RoR (using v2.3.4). I''ve got a basic scaffold working for image file creation, and - to a point - image file display. The send_data function is working in my controller - no problem. The model code is able to parse the uploaded file construct too. def show @image = Image.find(params[:id]) send_data(@image.binary_data, :type =>

Sorry if this comes through twice. I already sent this once, before joining the mailing list. I''m attempting to use Backgroundrb to handle asynchronous pdf creation, but in doing so, I''ve run into a very strange problem. Below is a method that''s called from the controller which creates a new worker, then grabs the worker and calls the ''build_pdf''

Hello: when i use Prawn to generate pdf file for download, i got a blank pdf file, can someone tell me why? require ''prawn'' class DownloadController < ApplicationController def download_pdf send_data(generate_pdf, :filename => ''test.pdf'', :type => ''application/pdf'') end private def generate_pdf

Hi, I am using "gruff" lib for creating the graphs. I have got the success to create the graph, but my problem is I don''t want to store it, I want that they should be displyed on the browser it self. I have tried this:- " send_data(g.to_blob, :disposition => ''inline'', :type => ''image/png'', :filename =>

As described on wkhtmltopdf Google group (http://code.google.com/p/wkhtmltopdf/issues/detail?id=162), I have a problem generating a PDF while using popen and wkhtmltopdf. wkhtmltopdf takes HTML code as input and ouputs a PDF file. Here is what I''m doing: command = ''"C:\Program Files\wkhtmltopdf\wkhtmltopdf.exe" - - -q'' IO.popen(command,

Hi, How do I access the loop variables in a loop. for(i = 0; i < N; i++) for(j = 0; j < M; j++) A[i][j+k] = i + j; Is there anyway for me to know that in A[i][j+k], i & j are loop variables whereas k is not! Regards, Prasenjit Chakraborty Performance Modeling and Analysis IBM Systems & Technology Lab

Hi, I am new to rails. I need to edit an existing pdf file and fill in some data and send it to browser, how to implement this? Is there an example online I can look at it? Thanks! -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to

Hello, I am having problems getting one xlite clients to communicate through asterisk. I am getting an error message: chan_sip.c:15593 handle_request_register: Registration from '"chinmay chakraborty"<sip:1234 at 10.44.32.193 <sip%3A1234 at 10.44.32.193>>' failed for '10.44.32.193' - No matching peer found sip show peers Name/username Host

Hi I just can''t seem to figure this out. I know that PDF doesn''t support UTF-8 so I''m trying to use Iconv to convert the string from UTF-8 to MacRoman (or anything that will work). This doesn''t seem to be working though. Is there a better/ correct way to do this? The sting is stored as UTF-8 in MySQL and displays properly on the web (<?xml