| #!/bin/bash | |
| # This script allows you to chroot ("work on") | |
| # the raspbian sd card as if it's the raspberry pi | |
| # on your Ubuntu desktop/laptop | |
| # just much faster and more convenient | |
| # credits: https://gist.github.com/jkullick/9b02c2061fbdf4a6c4e8a78f1312a689 | |
| # make sure you have issued |
This is a simple way to backup your MySQL tables to Amazon S3 for a nightly backup - this is all to be done on your server :-)
Sister Document - Restore MySQL from Amazon S3 - read that next
this is for Centos 5.6, see http://s3tools.org/repositories for other systems like ubuntu etc
| #!/bin/bash | |
| bucket="BUCKETNAME" | |
| expireweeks=3 | |
| databases=`mysql -e "SHOW DATABASES;" | tr -d "| " | grep -v "\(Database\|information_schema\|mysql\)"` | |
| datestamp=`date +"%m-%d-%y"` | |
| timestamp=`date +"%H%M%S"` | |
| for db in $databases; do |
| class GalleryImagesController < ApplicationController | |
| def rotate | |
| @image = GalleryImage.find(params[:id]) | |
| rotation = params[:deg].to_f | |
| rotation ||= 90 # Optional, otherwise, check for nil! | |
| @image.rotate!(rotation) | |
| flash[:notice] = "The image has been rotated" | |
| end |