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View database_url.rb
unless ENV['DATABASE_URL'].present?
# convert current config/database.yml to ENV['DATABASE_URL'] format
c = ActiveRecord::Base.configurations[Rails.env]
database = c["database"]
username = c["username"]
password = c["password"]
adapter = c["adapter"] || "postgres"
hostname = c["host"] || "localhost"
# run Procfiles without fore{man,go}
function _procline {
local line=""
if test -z "$1"; then
line=`cat Procfile | head -n1 | awk -F': ' '{ print $2 }'`
line=`cat Procfile | grep $1 | awk -F': ' '{ print $2 }'`
echo $line
View sri.go
package sri
import (
func Generate256(file string) (string, error) {
View maxdd.js
#!/usr/bin/env node
* MaxCDN 2 DataDog
* Usage:
* $ npm install async moment maxcdn dogapi
* $ MAXCDN_ALIAS=<maxcdn_alais> \
* MAXCDN_KEY=<maxcdn_key> \
* MAXCDN_SECRET=<maxcdn_secret> \

Status: New

Notes on building out a new instance of on the platform.

heroku create --space sre-oregon --org heroku-sre --region oregon status-integration

# addons
heroku addons:create memcachier:100 -a status-integration
heroku addons:create pusher:startup -a status-integration
View main.go
/*Example Usage:
* $ PORT=3000 HOST= STATIC=./static PROXY_TARGET=http://localhost:5000 PROXY_PATH=/api go run main.go
package main
import (

How-to: Vendoring Ruby Gems

Outstanding Questions

A list of outstanding questions to be answered before finalizing this document.

  • How does on update vendored gems? Are the automatically updated when you run bundle update or do you have to run bundle package again?
  • How do you tell Heroku's build process to use bundle install --local --no-prune when building the build pack?
# assuming your tag is '1.0.1'
# ensure latest code is local
git fetch --all --tag
# create branch off tag
git checkout -b branch-off-1.0.1 1.0.1
# your current branch should now be 'branch-off-1.0.1'
# ensure branch matches tag [optional]
View gist:87b20bd99dba7a09cde9
var assert = require('assert');
var exec = require('child_process').execFileSync;
// execFileSync throw an error if it returns a non-zero exit status
For the above to work index.js needs:
1. to be executable (i.e. 0755)
2. it's first line to contain `#!/usr/bin/env node`
View assert.js
var assert = require('assert');
var foo = 'foo';
assert.equal('foo', foo);
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