similar to: export to xls with utf-8 charset problem

Hello I would like to know if there is a webpage or something else (even another thread in this forum) where there''s an explanation (preferably simple and detailed)on how to export data from a rail application to a .doc or a .xls. I have read Agile Web, Rails recipes and a few threads in this forum but I don''t know how to do it. Where is stored the model document ? How to

hey, i want to generate an excel file and send it directly to the browser (without storing it to the harddisk). does anyone has any solution? thanks in advance this is my code: -------------------- def export_excel if @request.env[''HTTP_USER_AGENT''] =~ /msie/i @headers[''Pragma''] = '''' @headers[''Cache-Control''] =

How would one server out to excel a html table with the mime/content type application/vnd.ms-excel ? In PHP it would be something like ?php header("Content-Type: application/vnd.ms-excel"); ------ But how do I do this in rails? Cheers Glenn -- Posted via http://www.ruby-forum.com/.

hello everyone, Any idea how can i export a resultset from a database to a CSV or XLS file from the application ? would like the user to have the option to export selected data to a CSV/XLS file. Any plugins or libraries avaiable to accomplish this ? Thanks for your time, VASU. -- Posted via http://www.ruby-forum.com/.

Hello Good morning to all, I am doing reports in ruby on rails,i am trying to export data throgh excel in CSV format.Now i want to set the font to the text exported to excel sheet.How can i set font..please help me regarding this ... my sample code was like this... report = StringIO.new CSV::Writer.generate(report, '','') do |csv| csv << [''Invoice History

Short question: is there way to tell EM to actually send data after send_data call? I''m building a file transferring app. I send Mashal.dump''ed metadata first, and then - the file contents (chunked). I found a silly bug: receive_data() gets marshalled metadata and the first chunk of the file in a single variable. Like that: c1.send_data("meta")

Hi, I want to offer a CSV download of data in my Rails app (eg. An "Export to Excel" link to grab the current view of tabulated data). However, I can''t seem to break-out of the Rails framework to output this non-HTML data. Even if I eliminate my layout template from my view, the most basic view (no HTML) will still wrap the output in

What have I missed I have a .rhtml with the sandard form parameters <%= image_submit_tag("excel.gif", :alt => "Download List to Excel", :border => 0, :name => ''render_action'', :value => ''excel'' ) %> Which genenerates I believe a valid html fragment for a submit button. <input alt="Download List to Excel"

I''m attempting to use send_file to send an image file from public/images. The file is world readable. I keep getting the following error: A ActionController::MissingFile occurred in account#current_logo: Cannot read file public/images/logo.png /usr/lib/ruby/gems/1.8/gems/actionpack-1.12.1/lib/action_controller/streaming.rb:55:in `send_file'' I''ve tried supplying

I''m experiencing some unexpected weirdness with acts_as_tree. class Category < ActiveRecord::Base acts_as_tree has_many :variations end def variations # some code that returns the parent category variations if we have none end >> pc = Category.new >> pc.variations << "foo" >> pc.save >> cc = Category.new >> cc.parent = pc >>

Hello, First of all I''m new to working with sockets, so the problems I''m having are probably because of my lack of understanding. What I''m trying to accomplish is to create a mac os x client gui to ruby-debug. When a application that includes ruby-debug is started, it starts listening for 2 connections; 8989, 8990 The connection is made by calling the connectToApp

Dear List, I am trying to solve a problem: I have approximately 100 Excel spreadsheets each with approximately 4 sheet each that I would like to download and import in R for analysis. Unfortunately i realized (i also sent an email to the author or xlsReadWrite() ) that the read.xls() doesn't allow to import the file in R from internet. Here it is the the code:

in order to export a data.frame to sheet.xls i try: write(df,file="file_name.xls") but when i open it a message appears: "impossible to oppen this file. her format is unvalid" knowen that i work with excel_2007 what is the solution ? -- View this message in context: http://www.nabble.com/i-want-to-export-a-data.frame-to-file.xls-tp17326119p17326119.html Sent from the R

how can i do xls export?plugin recquired? --~--~---------~--~----~------------~-------~--~----~ 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 rubyonrails-talk-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org To unsubscribe from this group, send email to

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, In my code @format_text = @workbook.add_format(:bold =>false) I get following error undefined method `font'' for {:bold =>false}:Hash in gems/spreadsheet-0.6.4/lib/spreadsheet/excel/writer/workbook.rb:352 when i try to export data into the XLS i am using following gems spreadsheet --version 0.6.4 spreadsheet-excel --version 0.3.5.1 My problem is when i use same code

Dear R users, I've learned today about RODBC package in order to import xls file to dataframes and export the dataframes to xls files. However I have some problems. Please excuse me if these are basic but as I said, I've just begun with this package. Also this email is quite long, but everything is related, so I don't think it would be better to split it. Moreover, there's a

I am using eventmachine 0.8.1 on windows XP and am having very odd problems. This snippet of code gives the error that follows it. class EchoServer def receive_data data puts data send_data ">>>you sent: #{data}" if data =~ /quit/i puts "quitting" close_connection EventMachine::stop_event_loop end end end

Hi all: I wanna know how to expoort ".xls" file. And in the exported ".xls" file, how to set different cells with different color? Thanks a lot! My best. ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology BioPharma-informatics & Software

Dears, Got a controller witch do a send_data for displaying a chart. like : send_data(g.to_blob, :filename => "any.png", :type => ''image/png'', :disposition=> ''inline'') I actually do a <img src="http://myhost:3000/stats/make_graph" /> Is there any way more clean to do that ? At minima don''t hardcode the beginning