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Hi, How can one unload a file in Ruby on Rails? It?s where the user must select a file on the desktop PC and upload it via the web browser. I also need the type / extension of the file along with its size before upload proceeds. Kind Regards, Lennie De Villiers -- No virus found in this outgoing message. Checked by AVG Free Edition. Version: 7.1.375 / Virus Database: 267.14.20/233 - Release Date: 2006/01/18 -------------- next part -------------- An HTML attachment was scrubbed... URL: http://wrath.rubyonrails.org/pipermail/rails/attachments/20060...

...o a classification of my data...I have chosen 12 classes but, I have always an error message: Error: empty cluster: try a better set of initial centers So, I don't understand the probleme with this function.. Thank you to help me!! All the Best Clothilde Clothilde Kussener CNRS - CEBC 79360 Villiers en bois France --------------------------------- [[alternative HTML version deleted]]

Hi, Where can I find Rails web hosting? I wish to get a domain name + web hosting. Kind Regards, Lennie De Villiers OpenMind Connections Website: HYPERLINK "http://www.openmindconnections.co.za/"www.openmindconnections.co.za Win-Ads: HYPERLINK "http://www.win-ads.co.za/"www.win-ads.co.za ? Online Advertisement Coming Soon! -- No virus found in this outgoing message. Checked by...

...e functions, the co variogram change! Normaly it is symmetric, isn't it? Someone could me explain why, or give me an idea to calculate co variogram in a easy way... Thanks in advance Laurent ps : sorry for my english Laurent William Dubroca Centre de Calcul de Chiz? CNRS UPR 1934 BP 14 - Villiers en Bois - 79360 Beauvoir sur Niort France Ph : +33-(0)549.099.603 Fax : +33-(0)549.096.526 -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[...

...e some help in telling me what I did wrong? Thanks for your help, Am?lie -- -------------------------------------------------------------------------------------------------------------------------------- *Am?lie Lescro?l* Postdoc - Seabird ecology Centre d?Etudes Biologiques de Chiz? ? 79360 Villiers en Bois ? France *_http://www.cebc.cnrs.fr/Fidentite/lescroel/lescroel.htm_* *_http://www.cebc.cnrs.fr/ecomm/En_ecomm/En_index.html_* *_http://www.penguinscience.com_* <http://www.penguinscience.com/> -----------------------------------------------------------------------------------------...

I have to solve a clustering problem. My first step is to determinate the number of clusters, that's why I 'm using the Calinski index ( [tr(b)/(k-1)]/[tr(w)/(k-1)] ) which i try to maximize to have the best number of clusters. A function is already implemented in R to calculate this index : clustIndex(cl,x, index="calinski") where cl is the result of a clustering method ,

Hi, I''m interested in triggering SMS alerts from my Rails app (hosted on Dreamhost) for key events or errors. Any recommendations re whether there is a free SMS service to enable this? Or else a cheap service? Also whether there is a rails plugin to make this easy? Tks Greg --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to

Hi, Not sure where to address this question ... but I guess this is a good start. I am a freelance Rails developer - and have been developing Rails apps professionally for about a year now. I just want to get an idea of what you other freelancers charge yourselves out at. I have been charging the equivalent of about $28/hour, but get a sense that I could/should charge a whole lot more. I am

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