Getting error when installing Elixir dependencies, all Mix command are throwing same exception 23:31:44.447 [notice] Application ssl exited: exited in: :ssl_app.start(:normal, []) ** (EXIT) an exc...

Setup new project with command mix new project_name it setup everything without any error or warning message, cd to project and ran command iex -S mix it throws error lib/helloworld.ex defmodule H...

I am trying to trace/debug ct_netconfc module in order to understand its internals. I tried the ErlyBerly tracing application as mentioned below. But I could not Trace the module. Please help me re...

I tried the inets library but it times out. I don't think it supports HTTPS. I am trying to use ibrowse, but it isn't working.

I tried to implement FizzBuzz in elixir. I think it works, but I have some weird behavior and it may be my environment. I can run the following .exs file using elixir fizzbuzz.exs and on the first ...

Suppose you have an OTP process whose completion you want to synchronously wait on (where "completion" may be a normal exit or a crash, stop, etc.). Suppose further that for business reas...

Many programs return their version number with a command like: $ program --version program (platform info) v1.2.3 This is useful for scripting the installation or maintenance of the program, and s...

What is the Erlang/OTP release schedule? How many major versions are released per year? Is there a schedule you can link to? Which major versions have long-term support (LTS)?

What is the best way in elixir to create a foreground process that tick on every given amount of time? My main problem is that an approach like: defmoulde Ticker do def tick do do_something() ...

In GenServer.start_link/3 I can register a name locally using an atom for a process like this: defmodule Worker do use GenServer def start_link do GenServer.start_link(__MODULE__, nil, name: :...

I'm using the :client API to connect to an external node and use code there remotely, the thing though is that I'm using Dokku for deployment and it would be really nice if I could specify a ssh ke...

As I understand it any artifact that is needed in a release should be put in a priv directory. In the case of an umbrella project should there be a single priv directory at the umbrella level or on...

I have an elixir project with a defined version. How can I access this from within the running application. in mix.exs def project do [app: :my_app, version: "0.0.1"] end I would like to be...

I wanted to send a message to a process after a delay, and discovered erlang:send_after/4. When looking at the docs it looked like this is exactly what I wanted: erlang:send_after(Time, Dest, M...

Let's say a supervisor has a child that's continuously failing for some reason. As per restart strategy, it will restart the failing child until it reaches max restart count. What will happen to th...

I am trying to terminate whole supervision tree from a supervised worker process. Here is my supervision tree: +--------------------------+ | | +--------+ Sup1: Dynamic Supervisor +---------+ ...

I'm trying to install Erlang/OTP following the documentation at http://www.erlang.org/doc/installation_guide/INSTALL.html. I'm having problems building the Erlang/OTP release. When I run make, I ge...

From the mix deps documentation: :runtime - whether the dependency is part of runtime applications. If the :applications key is not provided in def application in your mix.exs file, Mix will a...

This question is in the context of the Beam VM and the capabilities that it provides, not in the general context of what a Turing complete language can do. I want to invest some time to learn eithe...

I have a standard situation, two distributed Erlang nodes, one master one standby. When I stop the master the standby comes on - failover, when I start the master the standby stops - takeover. Eve...

I have a DynamicSupervisor that starts children with restart: :transient. By default, if a child exits abnormally, it will be restarted by the supervisor. However, by design, if the child fails af...

I've reduced the size of the question, cause it was too big. Here's the code: defmodule MayRaiseGenServer do use GenServer def start_link do IO.puts "started MyServer, name is #{__MODULE__}" ...

I have a supervisor with two worker processes: a TCP client which handles connection to a remote server and an FSM which handles the connection protocol. Handling TCP errors in the child process c...

I'm doing a tutorial and it says "In this guide, we will learn how to build a complete Elixir application, with its own supervision tree, configuration, tests and more". In plain english, what is ...

I have defined an Elixir behaviour X. A callback start_link is spec'ed as: @callback start_link( args :: producer_args, opts :: GenServer.options ) :: GenServer.on_start where producer_args ty...