leklund’s gists

leklund / game.rb

Created October 30, 2011 22:38

Rock, paper, scissors, lizard, spock in Sinatra

	require 'sinatra'

	# before we process a route, we'll set the response as
	# plain text and set up an array of viable moves that
	# a player (and the computer) can perform
	before do
	content_type :txt
	@defeat = {
	rock: [:scissors, :lizard],
	paper: [:rock, :spock],

leklund / game.pl

Created October 30, 2011 23:51

Rock, paper, scissors, spock, lizard in Perl Dancer

	#!/usr/bin/env perl
	use Dancer;

	hook 'before'=> sub {
	header('Content-Type' => 'text/plain');
	my $throwmap= {
	rock => { scissors => 'rock smashes scissors',
	lizard => 'rock crushes lizard'},
	paper => { rock => 'paper covers rock',
	spock => 'paper disproves spock'},

leklund / db_create_schema.rake

Created December 13, 2012 21:34

How to create a schema other than public when running rake db:setup. This will allow you to include a schema_searth_path in database.yml without causing rake db:setup to fail.

	SCHEMA_NAMES = %w(foo bar)
	namespace :db do
	task :create do
	config = Rails.configuration.database_configuration[Rails.env].merge!({'schema_search_path' => 'public'})
	ActiveRecord::Base.establish_connection(config)
	SCHEMA_NAMES.each do \|schema\|
	ActiveRecord::Base.connection.execute("CREATE SCHEMA #{schema}")
	end
	end
	end

leklund / 1 - nginx.conf.erb

Created June 27, 2013 15:27

simple conf for a static site on heroku using nginx with this buildpack: https://github.com/neilmiddleton/heroku-buildpack-nginx. File structure: app/conf/nginx.conf.erb app/conf/mime.types app/html/index.html

	worker_processes 4;
	daemon off;

	events {
	worker_connections 1024;
	}

	http {
	log_format main '$remote_addr - $remote_user [$time_local] "$request" '
	'$status $body_bytes_sent "$http_referer" '

leklund / verification_functions.sql

Created August 6, 2013 14:41

some verification functions for sqitch verify scripts.

	-- select public.verify_index_exists('index','schema',true);
	CREATE OR REPLACE FUNCTION public.verify_index_exists(IN _index VARCHAR, IN _schema VARCHAR, IN _throws_error BOOLEAN DEFAULT TRUE)
	RETURNS BOOLEAN AS
	$$
	BEGIN
	IF NOT EXISTS (SELECT relname FROM pg_class c, pg_namespace n WHERE c.relnamespace = n.oid AND relname = $1 AND nspname = $2 AND relkind = 'i') THEN
	IF $3 THEN
	RAISE 'no such index % on schema %', $1, $2;
	ELSE
	RETURN FALSE;

leklund / tagged_with_1.md

Last active August 29, 2015 13:57

tagged_with bug

The model:

class Content < ActiveRecord::Base
  acts_as_taggable
end

created with:

leklund / node.rb

Created April 29, 2015 15:03

adjacency list modeling

	class Node
	attr_accessor :id, :name, :parent, :children

	def initialize(opts = {})
	@id = opts[:id]
	@name = opts[:name]
	@parent = opts[:parent]

	# add children if passed an array or initialize as an empty array
	@children = opts[:children].is_a?(Array) ? opts[:children] : []

leklund / gist:f7171eede07a1ed41a59

Last active August 29, 2015 14:21

Recursive query for member network

	-- Get a network of members for a given member with a seperation distance.
	-- In this example I've named the degree of seperation depth.

	-- pid: petition_id
	-- mid: member_id
	-- in the real world there there woudl be a unique constraint on (pid,mid)
	CREATE TABLE signatures (pid integer, mid integer);


	-- populate some signatures

leklund / tweetgen.html

Created June 4, 2015 19:19

Generate Tweet Intent URL

	<!DOCTYPE html>
	<html>
	<head>
	<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css" rel="stylesheet">
	<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
	<title>twitter link gen</title>

	<script>
	$(function() {
	$("#twtgen").submit(function() {

leklund / gist:9e0fc8c9744c84ed924368dd5df4e400

Last active August 19, 2019 23:11

Zork Map part 1

	┌───────────────────┐ ┌────────────────────────┐
	┌────────────────────│ Clearing │──────┘ ┌───────────────┐ │
	│ └───────────────────┘ │ Up a Tree │ │
	│ ║ │ └───────────────┘ │
	│ Down │ │ │ ┌────────────────────────┐
	│ ║ │ ┌──────────────────┘ ┌────────┘ │ │
	│ │ │ Up/Down │ │ │
	│ │ │ ▼ ▼ ┌─────────────────────┐
	┌──────────────┐ ┌──────────────────────┐ ┌─────────────────────────┐ │ Forest 3 │
	│ │───────────│ Forest Path │────────│ Forest 2 │───────────│impassible mountains │

Lukas Eklund leklund