http://guides.rubyonrails.org/migrations.html
- add_column
- add_index
- change_column
- change_table
- create_table
- drop_table
# Rake Quick Reference | |
# by Greg Houston | |
# http://ghouston.blogspot.com/2008/07/rake-quick-reference.html | |
# ----------------------------------------------------------------------------- | |
# Running Rake | |
# ----------------------------------------------------------------------------- | |
# running rake from the command-line: | |
# rake --help |
http://guides.rubyonrails.org/migrations.html
(function () { | |
var scriptName = "embed.js"; //name of this script, used to get reference to own tag | |
var jQuery; //noconflict reference to jquery | |
var jqueryPath = "http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"; | |
var jqueryVersion = "1.8.3"; | |
var scriptTag; //reference to the html script tag | |
/******** Get reference to self (scriptTag) *********/ | |
var allScripts = document.getElementsByTagName('script'); |
Magic words:
psql -U postgres
Some interesting flags (to see all, use -h
or --help
depending on your psql version):
-E
: will describe the underlaying queries of the \
commands (cool for learning!)-l
: psql will list all databases and then exit (useful if the user you connect with doesn't has a default database, like at AWS RDS)SSH into Root
$ ssh root@123.123.123.123
Change Root Password
# Sidekiq interaction and startup script | |
commands: | |
create_post_dir: | |
command: "mkdir -p /opt/elasticbeanstalk/hooks/appdeploy/post" | |
ignoreErrors: true | |
files: | |
"/opt/elasticbeanstalk/hooks/appdeploy/post/50_restart_sidekiq.sh": | |
mode: "000755" | |
owner: root | |
group: root |
/* | |
##Device = Desktops | |
##Screen = 1281px to higher resolution desktops | |
*/ | |
@media (min-width: 1281px) { | |
/* CSS */ | |