Hi Jeff,
Note that most network problems result in an exception ... which your
code is not catching and which you might have missed seeing in the
output. You need to catch *exn:fail:network* and examine the *errno*
field to figure out what happened. *
errno* is a cons: *( integer . symbol
Hi Tony,
Thanks for offering your interpretation of the racket reference manual.
Below is my attempt to test whether or not the input port does indeed
become closed when the TCP connection is broken.
The broken TCP connection is provided by combining curl with GNU
coreutils timeout.
I
On Fri, Jul 1, 2022 at 9:25 AM Hrvoje Blazevic wrote:
> Thanks for replying. However, I was not asking for instructions on how to
> use DrRacket. Have been using it since the days when HTDP1 was first
> printed, and when it was called DrScheme.
> But to answer your question in Racket 8.5 and
Hi Jeff,
On Thursday, June 30, 2022 at 8:34:44 PM UTC+2 Jeff Henrikson wrote:
> How do I accept an inbound TCP connection so that once I am processing
> it, if the connection is broken by the client or network, my program
> promptly finds out?
>
You can use `tcp-listen` and `tcp-accept` [0]
Thanks for replying. However, I was not asking for instructions on how to
use DrRacket. Have been using it since the days when HTDP1 was first
printed, and when it was called DrScheme.
But to answer your question in Racket 8.5 and Fedora 36 with Gome WM
uncommenting does not work, not with ';' and
After commenting out with a box, place the cursor inside the box then click
on the "Racket" menu then on the "Uncomment" item. Now the box should be
uncommented without losing anything. Does this not work for you?
HTH,
Laurent
On Fri, Jul 1, 2022 at 5:39 AM Hrvoje Blazevic wrote:
> Hi, I have
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