Ruby on Rails

On 25 September 2013 16:11, Fernando Almeida
<fern...@fernandoalmeida.net> wrote:
> @Colin, this is possible with ActiveX (Windows + IE only)

Yes that is true, I had rejected that as a possible solution as I
assumed no-one enables ActiveX nowadays due to the security risks, and
the fact that it only works with IE.  It may allow the OP do to what
he wants however, but as Robert suggested there are better solutions.
Does the current IE still support ActiveX?

Colin

>
> http://rosettacode.org/wiki/Execute_a_system_command#JavaScript
>
> In the Firefox I am not sure but I think it is possible if the user
> explicitly allow, maybe with signed script or some extended permission
>
> https://wiki.mozilla.org/Apps/Security#Extended_permissions
>
> --
> Fernando Almeida
> fernandoalmeida.net
> adminfinanceiro.com.br
>
>
> 2013/9/25 Colin Law <cla...@googlemail.com>
>>
>> On 25 September 2013 05:09, Ricardo do Valle <ricardo...@gmail.com>
>> wrote:
>> > @Colin the rails server is running in a VPS with nginx and unicorn.
>>
>> So the server is running on a different computer to the browser, and
>> you want a page in the browser to interact with an app on the PC
>> running the browser.  I believe this is not possible, and nor should
>> it be possible.  Would you want a web page to be able to affect
>> applications running on the PC?  Imagine what a malicious website
>> could do if this were possible.
>>
>> Colin
>>
>> >
>> > @Fernando, thank you very much, but it is not alternative for this
>> > project,
>> > i will study the chrome devs API for a future and another project, have
>> > you
>> > used already?
>> >
>> > I am looking for a way to create sockets and controls (state machine)
>> > from a
>> > rails app or another way to do that.
>> >
>> >
>> >
>> >
>> > On Tue, Sep 24, 2013 at 5:08 PM, Colin Law <cla...@googlemail.com>
>> > wrote:
>> >>
>> >> On 24 September 2013 19:44, Ricardo do Valle <ricardo...@gmail.com>
>> >> wrote:
>> >> > Hi everyone,
>> >> >
>> >> > I need that my web app talk with a dektop application.
>> >>
>> >> Which computer is the web application running on (not the browser, the
>> >> rails server)?
>> >>
>> >> Colin
>> >>
>> >> >
>> >> > User case: a user click a button on the page, and this button send a
>> >> > command
>> >> > to the desktop app and wait for the answer from destkop app or
>> >> > timeout.
>> >> >
>> >> > I am using Rails 4 and Qt/C++, but it is not mandatory to use Qt/C++.
>> >> > The desktop app is used to talk with computer usb port.
>> >> >
>> >> > Anyone hava any tips or help?
>> >> > Thanks
>> >> >
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>> > --
>> > Ricardo do Valle
>> >
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