221V

% Send plaintext email using gen_smtp https://github.com/Vagabond/gen_smtp
% This function sends email directly to receiver's SMTP server and don't use MTA relays.
%
% Example plaintext email:
% Mail = mail_plain(<<"Bob <sender@example.com>">>, <<"Alice <receiver@example.com>">>, <<"The mail subject">>, <<"The mail body">>),
% send_email(Mail).
%
% Example email with image attachment:
% ImgName = "image.jpg",
% {ok, ImgBin} = file:read_file(ImgName),

221V

#!/usr/bin/env tarantool

local pickle = require('pickle')
local yaml = require('yaml')

function trivec(str)
   str = string.lower(str)

   local vec = ""

221V

-module(systemd).
% This is what you need to adopt systemd in erlang
%
% Do whatever you want license. If you want, you can take this code under terms of MIT license.

-export([ready/0, reloading/0, stopping/0, watchdog/0]).

-export([start_link/0]).
-export([init/1, handle_info/2, terminate/2]).

221V

%% посмотреть во что компилится макрос

iex(14)> defmodule T do                                                                                                                                                               
...(14)> def f(fun, arg), do: apply(String, :"#{fun}", [arg])                                                                                                                         
...(14)> end |> elem(2) |> :beam_lib.chunks([:abstract_code]) |> elem(1) |> elem(1) |> get_in([:abstract_code]) |> elem(1) |> :erl_syntax.form_list |> :erl_prettypr.format |> IO.puts
warning: redefining module T (current version defined in memory)
  iex:14

-file("iex", 14).

221V

-module(tpecdsa).
-export([generate_priv/0,minify/1,calc_pub/2,sign/2,verify/3]).
-export([secp256k1_ecdsa_sign/4,
         secp256k1_ecdsa_verify/3, 
         secp256k1_ec_pubkey_create/2,
         secp256k1_ec_pubkey_create/1
        ]).

-ifdef(TEST).
-include_lib("eunit/include/eunit.hrl").