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dbkbali / AXH_Vector_Sum.sql
Created January 15, 2018 05:12 — forked from andrewxhill/AXH_Vector_Sum.sql
Sum PostgreSQL arrays in place [1,2,3] + [2,3,4] = [3,5,7]
CREATE AGGREGATE vector_sum (
sfunc = AXH_Vector_Sum,
basetype = int[],
stype = int[],
initcond = '{0}'
);
DROP FUNCTION IF EXISTS AXH_Vector_Sum(int[], int[]);
CREATE OR REPLACE FUNCTION AXH_Vector_Sum(int[], int[])
RETURNS int[] AS $$
@dbkbali
dbkbali / AXH_Vector_Sum.sql
Created January 15, 2018 05:12 — forked from andrewxhill/AXH_Vector_Sum.sql
Sum PostgreSQL arrays in place [1,2,3] + [2,3,4] = [3,5,7]
CREATE AGGREGATE vector_sum (
sfunc = AXH_Vector_Sum,
basetype = int[],
stype = int[],
initcond = '{0}'
);
DROP FUNCTION IF EXISTS AXH_Vector_Sum(int[], int[]);
CREATE OR REPLACE FUNCTION AXH_Vector_Sum(int[], int[])
RETURNS int[] AS $$
@dbkbali
dbkbali / db.rake
Created March 15, 2016 04:46 — forked from hopsoft/db.rake
Rails rake tasks for dump & restore of PostgreSQL databases
# lib/tasks/db.rake
namespace :db do
desc "Dumps the database to db/APP_NAME.dump"
task :dump => :environment do
cmd = nil
with_config do |app, host, db, user|
cmd = "pg_dump --host #{host} --username #{user} --verbose --clean --no-owner --no-acl --format=c #{db} > #{Rails.root}/db/#{app}.dump"
end
puts cmd
@dbkbali
dbkbali / dog.rb
Created February 17, 2016 04:21 — forked from shiroyasha/dog.rb
Method tracer for Ruby classes
class Dog
attr_writer :name
def initialize(name)
@name = name
end
def bark
puts "patrick"
end
@dbkbali
dbkbali / 1-model-workaround.rb
Created May 17, 2013 17:14 — forked from mxriverlynn/1-model-workaround.rb
class SomeModel
include Mongoid::Document
field :date, :type => Date
validates_presence_of :date
def date=(value)
begin
date_parsed = value.to_date
write_attribute :date, date_parsed
@dbkbali
dbkbali / gist:4692606
Created February 1, 2013 17:04 — forked from FestivalBobcats/gist:1319903
(function($){
//
//-------------------------------------- Model : Image
//
Image = Backbone.Model.extend({
defaults: {
'delete' : false
}
});
@dbkbali
dbkbali / setup.md
Created January 18, 2013 05:20 — forked from georgeredinger/setup.md

Ruby on Rails development setup on Ubuntu 12.04

System update

# change mirror to ubuntu.osuosl.org first
sudo apt-get update

Install common libraries

sudo apt-get install build-essential libreadline-dev libssl-dev zlib1g-dev libxml2-dev libxslt-dev

@dbkbali
dbkbali / account_signup.rb
Created January 15, 2013 18:55 — forked from radar/account_signup.rb
class AccountSignup
def self.new(warden, acccount_params)
account = Subscribem::Account.create(account_params)
account.create_schema
UserSignup.new(warden, account, account.owner)
end
end
@dbkbali
dbkbali / nesting.coffee
Created July 25, 2012 12:13 — forked from lagartoflojo/nesting.coffee
Helper function for nesting Backbone collections (CoffeeScript version)
Backbone.Model::nestCollection = (attributeName, nestedCollection) ->
#setup nested references
for item, i in nestedCollection
@attributes[attributeName][i] = nestedCollection.at(i).attributes
#create empty arrays if none
nestedCollection.bind 'add', (initiative) =>
if !@get(attributeName)
@attributes[attributeName] = []
@get(attributeName).push(initiative.attributes)
@dbkbali
dbkbali / nesting.js
Created July 25, 2012 12:13 — forked from geddski/nesting.js
helper function for nesting backbone collections.
function nestCollection(model, attributeName, nestedCollection) {
//setup nested references
for (var i = 0; i < nestedCollection.length; i++) {
model.attributes[attributeName][i] = nestedCollection.at(i).attributes;
}
//create empty arrays if none
nestedCollection.bind('add', function (initiative) {
if (!model.get(attributeName)) {
model.attributes[attributeName] = [];