Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.javascript > #35503

Re: fetch with beforeunload

Newsgroups comp.lang.javascript
Date 2018-08-16 13:44 -0700
References <Ds2dnT5p55vPg-jGnZ2dnUU7-WvNnZ2d@westnet.com.au> <0357cdad-38ed-4bf3-935c-26d41fac9726@googlegroups.com>
Message-ID <09cd71fd-7915-4c42-be79-4c4bc5dfacf2@googlegroups.com> (permalink)
Subject Re: fetch with beforeunload
From Julio Di Egidio <julio@diegidio.name>

Show all headers | View raw

On Thursday, 16 August 2018 22:18:24 UTC+2, Michael Haufe (TNO)  wrote:
> Andrew Poulos wrote:
> > When the use leaves the page I need to tell the server (send a token - 
> > short string) so that the server can do some cleaning up.
> > [...]
> > Sometimes the server receives the token and sometimes not. Is there a 
> > reliable way to do this?
> 
> Generally not in the way you are approaching it as you can not prevent the user from closing a tab, nor the window, nor from turning off the computer, and only limited control over navigation.
> 
> One possible approach as an alternative is to periodically send a heartbeat to the server letting it know the client is still active, then once the heartbeed stops you assume the client is dead and do cleanup.

Another resident moron chiming in to repeat, badly, what already explained...

*Plonk*

Julio

Back to comp.lang.javascript | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

fetch with beforeunload Andrew Poulos <ap_prog@hotmail.com> - 2018-08-16 16:48 +1000
  Re: fetch with beforeunload Julio Di Egidio <julio@diegidio.name> - 2018-08-16 04:46 -0700
    Re: fetch with beforeunload Andrew Poulos <ap_prog@hotmail.com> - 2018-08-17 14:30 +1000
      Re: fetch with beforeunload Julio Di Egidio <julio@diegidio.name> - 2018-08-17 04:18 -0700
        Re: fetch with beforeunload Andrew Poulos <ap_prog@hotmail.com> - 2018-08-18 19:01 +1000
          Re: fetch with beforeunload Julio Di Egidio <julio@diegidio.name> - 2018-08-18 02:56 -0700
      Re: fetch with beforeunload Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-08-29 22:26 +0200
  Re: fetch with beforeunload "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2018-08-16 13:18 -0700
    Re: fetch with beforeunload Julio Di Egidio <julio@diegidio.name> - 2018-08-16 13:44 -0700
      Re: fetch with beforeunload "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2018-08-16 14:28 -0700
        Re: fetch with beforeunload Julio Di Egidio <julio@diegidio.name> - 2018-08-16 14:36 -0700
          Re: fetch with beforeunload "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2018-08-16 15:32 -0700
          Re: fetch with beforeunload John G Harris <niam@jghnorth.org.uk.invalid> - 2018-08-17 10:46 +0100
            Re: fetch with beforeunload Julio Di Egidio <julio@diegidio.name> - 2018-08-17 04:12 -0700

csiph-web