booch

Ruby ORMs

Abstract

Rails is really a collection of pieces that can be put together to create a web app. You can enhance or replace many of the components - how you write views, how controllers work, and how you build models. While models are built on top of ActiveRecord in the

wrburgess

Grab new backup of database

Command: heroku pgbackups:capture --remote production

Response: >>> HEROKU_POSTGRESQL_COLOR_URL (DATABASE_URL) ----backup---> a712

Get url of backup download

Command: heroku pgbackups:url [db_key] --remote production

jhollinger

rbackup

rbackup is a lightweight, rsync-powered backup utility that creates time-stamped backups.

Features

It can save backups to your local filesystem (probably an attached USB device) or to a remote host.

Backups are saved in time-stamped directories. Backups are cheap on storage, because hard-links are used for files that haven't changed between backups.

jaysoffian

#!/bin/sh -x
# remerge <onto> [<merge_commit>]
# e.g.: remerge origin/trunk
# merge_commit defaults to HEAD

onto=$1
mc=${2:-HEAD}

mc_sha=$(git rev-parse $mc)    # original merge commit
p1_sha=$(git rev-parse $onto)  # what we want its new first parent to be