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Groups > comp.lang.javascript > #27226

Re: Synchronous XMLHttpRequest deprecated

From Tim Streater <timstreater@greenbee.net>
Newsgroups comp.lang.javascript
Subject Re: Synchronous XMLHttpRequest deprecated
Date 2015-04-07 14:23 +0000
Message-ID <070420151423055447%timstreater@greenbee.net> (permalink)
References (1 earlier) <5521ac06$0$2891$e4fe514c@news2.news.xs4all.nl> <3049656.CVpVeAz9R9@PointedEars.de> <5523844e$0$2868$e4fe514c@news.xs4all.nl> <4553250.RFBzHSfbcC@PointedEars.de> <5523d3ad$0$2946$e4fe514c@news.xs4all.nl>

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In article <5523d3ad$0$2946$e4fe514c@news.xs4all.nl>, Silvio
<silvio@internet.com> wrote:

>On 04/07/2015 12:51 PM, Thomas 'PointedEars' Lahn wrote:

>> No, the programmer cannot foresee how long it takes a server to respond.
>>
>
>In theory he can not but that is irrelevant. In theory my pages and 
>embedded images could take forever to load as well making the 
>application unusable in the first place.
>
>This is a typical bullshit argument from know it alls who think they are 
>able to judge what is best for the world in general and then bully 
>everyone who disagrees with them.

PointyHead is a well known bully and arsehole.

>> You cannot know if the timeout occurred because the server could not respond
>> in time or because it could not respond at all.  How many synchronous
>> requests are you going to make in order to find out, blocking the user with
>> each one?
>
>I would make only one. If the request times out in, say, a couple of 
>seconds then I would show an error message that the server is not able 
>to respond in a timely fashion and it is likely an error has occurred.

In my case, since the server is on the same machine as the user, I
think I can rely on the one sync call that I make completing very
quickly, with no discernible delay at all. Unsurprising since the
script called at that time writes to or three rows of data to an SQLite
database and exits. In my case the browser and server are just
components in the application, and won't need to worry about the same
sort of considerations that apply to websites.

-- 
"I love the way that Microsoft follows standards. 
 In much the same manner as fish follow migrating caribou."
                                               - Paul Tomblin, ASR

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Thread

Synchronous XMLHttpRequest deprecated Chuck Anderson <seemysig@thisis.invalid> - 2015-04-04 17:34 -0600
  Re: Synchronous XMLHttpRequest deprecated Richard Maher <maher_rjSPAMLESS@hotmail.com> - 2015-04-05 08:09 +0800
  Re: Synchronous XMLHttpRequest deprecated Luuk <luuk@invalid.lan> - 2015-04-05 18:06 +0200
    Re: Synchronous XMLHttpRequest deprecated "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2015-04-05 10:42 -0700
      Re: Synchronous XMLHttpRequest deprecated Luuk <luuk@invalid.lan> - 2015-04-05 22:04 +0200
    Re: Synchronous XMLHttpRequest deprecated "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-04-05 22:59 +0200
      Re: Synchronous XMLHttpRequest deprecated Chuck Anderson <seemysig@thisis.invalid> - 2015-04-05 23:09 -0600
        Re: Synchronous XMLHttpRequest deprecated Tim Streater <timstreater@greenbee.net> - 2015-04-06 10:20 +0000
  Re: Synchronous XMLHttpRequest deprecated Silvio <silvio@internet.com> - 2015-04-05 23:41 +0200
    Re: Synchronous XMLHttpRequest deprecated Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-04-06 14:11 +0200
      Re: Synchronous XMLHttpRequest deprecated Tim Streater <timstreater@greenbee.net> - 2015-04-06 13:23 +0000
        Re: Synchronous XMLHttpRequest deprecated Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-04-06 15:36 +0200
          Re: Synchronous XMLHttpRequest deprecated Tim Streater <timstreater@greenbee.net> - 2015-04-06 18:26 +0000
            Re: Synchronous XMLHttpRequest deprecated Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-04-06 20:18 +0200
            Re: Synchronous XMLHttpRequest deprecated Denis McMahon <denismfmcmahon@gmail.com> - 2015-04-06 18:35 +0000
              Re: Synchronous XMLHttpRequest deprecated Tim Streater <timstreater@greenbee.net> - 2015-04-06 21:51 +0000
                Re: Synchronous XMLHttpRequest deprecated "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-04-06 23:33 +0200
              Re: Synchronous XMLHttpRequest deprecated Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-04-07 01:13 +0200
      Re: Synchronous XMLHttpRequest deprecated Silvio <silvio@internet.com> - 2015-04-07 09:16 +0200
        Re: Synchronous XMLHttpRequest deprecated Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-04-07 12:51 +0200
          Re: Synchronous XMLHttpRequest deprecated Silvio <silvio@internet.com> - 2015-04-07 14:55 +0200
            Re: Synchronous XMLHttpRequest deprecated Tim Streater <timstreater@greenbee.net> - 2015-04-07 14:23 +0000
              Re: Synchronous XMLHttpRequest deprecated Silvio <silvio@internet.com> - 2015-04-07 17:41 +0200
            Re: Synchronous XMLHttpRequest deprecated Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-04-07 15:37 +0200
              Re: Synchronous XMLHttpRequest deprecated Silvio <silvio@internet.com> - 2015-04-07 16:53 +0200
                Re: Synchronous XMLHttpRequest deprecated Tim Streater <timstreater@greenbee.net> - 2015-04-07 16:03 +0000
                Re: Synchronous XMLHttpRequest deprecated Silvio <silvio@internet.com> - 2015-04-07 17:47 +0200

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