View gist:7ac36dd96d1409fee3e7881d593ff900
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
cd minisearch | |
## Note the path for solver executable | |
minisearch --stdlib-dir ./share/minizinc --solver /snap/minizinc/254/bin/fzn-gecode n_queens.mzn | |
Solution 1: | |
8 queens, CP version: | |
. Q . . . . . . | |
. . . Q . . . . | |
. . . . . Q . . | |
. . . . . . . Q |
View Load script into the JS console
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
async function loadScript(url) { | |
let response = await fetch(url); | |
let script = await response.text(); | |
eval(script); | |
} | |
loadScript("https://cdn.jsdelivr.net/pako/1.0.3/pako.min.js") |
View LTTng: create session and channel
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
## Commands to create lttng session/channel, start, stop and view results | |
### Create session 'test-0131' and channel 'ejabberd', specify the buffer size (4M) | |
lttng create test-0131 | |
sudo lttng enable-channel ejabberd -u --subbuf-size=4M --session=test-0131 | |
## Enable tracepoints (function_call and function_return) | |
sudo lttng enable-event -u org_erlang_dyntrace:function_return -c ejabberd | |
sudo lttng enable-event -u org_erlang_dyntrace:function_call -c ejabberd |
View LTTng+erlang:trace
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
1> l(dyntrace). | |
{module,dyntrace} | |
2> Match = [{'_', [], [{return_trace}]}]. %% Enable return trace for functions of any arity | |
[{'_',[],[{return_trace}]}] | |
3> erlang:trace_pattern({'_','_','_'}, Match, []). %% Trace all functions | |
2411 | |
4> erlang:trace(all, true, [call,{tracer,dyntrace,[]}]). %% Trace function calls with dyntrace (i.e. LTTng) |
View erl
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/bin/sh | |
# | |
# %CopyrightBegin% | |
# | |
# Copyright Ericsson AB 1996-2012. All Rights Reserved. | |
# | |
# The contents of this file are subject to the Erlang Public License, | |
# Version 1.1, (the "License"); you may not use this file except in | |
# compliance with the License. You should have received a copy of the | |
# Erlang Public License along with this software. If not, it can be |
View gist:b46f89c76d078b83ecf9
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
%% @author bokner | |
%% @doc Implementation of function call with recovery | |
-module(recovery_test). | |
%% ==================================================================== | |
%% API functions | |
%% ==================================================================== | |
-export([test/1]). |
View gen_client_test.erl
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/usr/bin/env escript | |
main([]) -> | |
{ok, Client} = gen_client:start("some_user@woow.com", "localhost", 5222, "password"), | |
%% We can add any number of handlers (callbacks) to the session | |
%% Message handler | |
gen_client:add_handler(Client, | |
fun(#received_packet{packet_type = message, type_attr = "chat", from = Jid}, _Session) -> |
View digest_auth.erl
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
%% Author: bokner | |
%% Created: Apr 10, 2010 | |
%% Description: HTTP digest authentication | |
%% Note: the code follows the informal explanation given on Wikipedia. | |
%% Note: the test/0 function doesn't intend to send a proper data to webdav service, | |
%% it just shows how to pass the authorization. | |
%% Disclaimer: Use on your own risk. The author disclaims any liability | |
%% with regard to using this code. | |
-module(digest_auth). |