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2
votes
0
answers
59
views
How should a sans-io HTTP client handle backend-specific request body types in Gleam?
I am building a CalDAV/CardDAV client for Gleam, and the library follows sans-io pattern. This is the test code:
pub fn main() {
let credentials =
gdav.credentials("http://localhost:8080/...
1
vote
0
answers
79
views
Cannot run the custom built erlang container
Here is the Dockerfile
# ===== Stage 1: BUILD OTP 27.2 =====
FROM debian:bookworm AS build
RUN apt-get update && apt-get install -y \
build-essential \
autoconf \
automake \
...
2
votes
0
answers
47
views
What's the difference between trace and seq_trace?
OTP 27 offers two tracing modules: trace and seq_trace. They both seem to do the same thing, except the other one is called "sequential". What does this mean and what is the difference ...
1
vote
0
answers
48
views
Why does Erlang/OTP 28 debugger:start() not open the monitor window immediately?
I am following the instructions described in https://www.erlang.org/doc/apps/debugger/debugger_chapter to start the debugger. However, after debugger:start()., I only get the message Command is taking ...
1
vote
0
answers
43
views
Using ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 in TLSv1.2 which is exact fields and ops sequence to produce server key exchange sign and encrypted msg?
I implement a limited subset of TLS v1.2 on server side exactly for ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 and I need to know exact fields and operations sequence for some fields during handshake. I ...
3
votes
1
answer
79
views
Why in Erlang do i need to specify `-module` if it is equal to filename?
For example, if I create file jopa.erl with this code inside ...
-module(jopa).
...everything compiles without errors
However, if I put this code inside jopa.erl ...
-module(lol).
and try to compile....
1
vote
0
answers
71
views
Elixir Phoenix Render Error per online Tutorial
I'm doing the basic getting started tutorial at the Elixir Phoenix website: https://hexdocs.pm/phoenix/request_lifecycle.html
I followed the instructions for creating a basic page via:
route
...
2
votes
0
answers
42
views
Connect to oracle db using proxy user in erlang
Please tell me how to connect using a proxy user, and is such a connection supported?
For example, user like "proxy_user[actual_user]"
ConnOpts = [
{host, Host},
{port, Port},
{user, "proxy_user[...
3
votes
1
answer
70
views
How can I capture the detached child process when uninstalling RabbitMQ in PowerShell
I am doing an un-attended uninstall of RabbitMQ using PowerShell on Windows.
I retrieve and run the un-install with:
$RABBITMQ_PRODUCT_NAME = "RabbitMQ Server"
$rabbitMq = Get-ChildItem -...
2
votes
1
answer
99
views
If an Erlang C-node exits while `erl_errno` is 0, could that be construed that the issue is probably not Erlang related?
There is a native Erlang node that has been running flawlessly in outbound mode with a FreeSWITCH v1.10.1 instance and its mod_erlang_event C-node for years, but when updating FreeSWITCH to v1.10.12 ...
1
vote
0
answers
113
views
How to answer an incoming call in FreeSWITCH v1.10.12 with `mod_erlang_event`?
I'm mostly trying to get confirmation if this is still the way:
{ meaningless_atom % can be anything; simply a syntax requirement
, 'freeswitch@server' % name of the FreeSWITCH Erlang C-node
}
!
{...
1
vote
0
answers
36
views
How to ensure RabbitMQ comes back on line when all cluster nodes are shutdown
I am new to RabbitMQ and am trying to implement a clustered node setup. We are using RabbitMQ 3.11.11 with Erlang 25.3. I also have an HA policy to mirror queues in the cluster with the following ...
2
votes
1
answer
49
views
gconf are not setting properly in Yaws
I am only using Yaws to serve dynamic content via handlers (for example, serving API responses or dynamic pages via Erlang modules). I don't need a document root at all.
Here is supervisor where I am ...
1
vote
1
answer
40
views
Configuration Essue while embeding yaws to rebar3 for serverside operatios
i am attempting to start the yaws via yaws_api:embedded_start_conf/1,2,3,4 in supervisor. but getting configuration issue. As i am only using Yaws to serve dynamic content via handlers (for example, ...
2
votes
0
answers
54
views
Is it possible to connect two erlang nodes to run a distributed erlang system over LoRa?
I'm wondering I can use devices with LoRa antennas to run a distributed erlang cluster. Some of these devices would have no direct internet connection. Are there limitations to the protocol that would ...