Niels Jansen nielsjansendk

Astrophysicist who took a turn somewhere and ended up as a Rails developer.

nielsjansendk / gist:f3cb83466b0f34c48369ca226723f26a

Created July 19, 2016 11:02

How to use apoc.periodic.iterate to delete all nodes and relations in a neo4j graph

	call apoc.periodic.iterate("MATCH (n) return n", "DETACH DELETE {n}", {batchSize:1000})
	yield batches, total return batches, total

nielsjansendk / How to make rspec use seeds.rb to seed the database

Created August 19, 2010 09:59

	Rails 3: If you want to use the file db/seeds.rb to seed you test database before running your specs do this:

	Create a file called spec.rake in lib/tasks/

	In this file you stick:

	task :spec => ["db:test:prepare", "db:seed"]

	and that will do the trick

nielsjansendk / Setting up postgresql for rails on Snow Leopard

Created August 18, 2010 11:51

	First, install macports if you haven't already.

	sudo port install postgresql84 postgresql84-server

	sudo mkdir -p /opt/local/var/db/postgresql84/defaultdb

	sudo su postgres -c '/opt/local/lib/postgresql84/bin/initdb -E UTF8 -D /opt/local/var/db/postgresql84/defaultdb'

	sudo launchctl load -w /Library/LaunchDaemons/org.macports.postgresql84-server.plist