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@raggi
raggi / gist:80247
Created March 17, 2009 02:47
eventmachine postgres to sequel async shim
# I stole this code from em-mysql (tmm1 <3)
module Sequel
class Database
attr_accessor :_async
end
class Dataset
def async_insert *args, &cb
db._async.insert insert_sql(*args), &cb
nil
# Temporary middleware for your APIs to immediately support a /v1/some/path.json prefix to
# all route calls.
#
# When you decide to freeze a current API and provide a /v2/ route then
# you will cease using this middleware and implement /v1/ and /v2/ routing as appropriate
# to your app.
#
# This middleware provides a placeholder until then so users can be told to use /v1/some/path routes
# immediately.
#
@postmodern
postmodern / referer_control.rb
Created October 12, 2009 00:53
A Rack middleware app to control access to paths based on the Referer header.
module Rack
#
# RefererControl is a Rack middleware app which restricts access to paths
# based on the Referer header. Using RefererControl you can make sure
# users follow the intended flow of a website. If a controlled path is
# visited with an unacceptable Referer URI, then a simple 307 Redirect
# response is returned.
#
# RefererControl should also make Cross Site Request Forgery (CSRF) a
# little more difficult to exploit; but not impossible using JavaScript.
@postmodern
postmodern / ban_hammer.rb
Created October 12, 2009 01:24
A Rack middleware app that bans specified IPv4/IPv6 addresses and ranges.
require 'ipaddr'
module Rack
#
# BanHammer is a Rack middleware app that restricts access to your server
# using a black-list of IPv4/IPv6 addresses and ranges.
#
# MIT License - Hal Brodigan (postmodern.mod3 at gmail.com)
#
class BanHammer
@ik5
ik5 / daemon.rb
Created June 22, 2010 18:43
a quick and dirty jruby daemon based on basic_daemon
#!/usr/bin/env jruby
#
#
require 'rubygems'
require 'spoon'
EXEC = '/tmp/exec.rb'
PID_PATH = '/tmp/exec.pid'
WORK_PATH = '/tmp/'
# This all assumes you have the process running in
# a terminal screen and you're on Linux-like system.
# First off, suspend the process and background it
ctrl-z # suspend the process
bg # restart/continue the process in the background
# Now create files to log to. They can be called anything,
# Personally I would end the in .log. E.g. could be
# /var/logs/myprocess-stdout.log,
@exoer
exoer / db_server.rb
Created July 4, 2011 17:58 — forked from coderanger/db_server.rb
Create postgres users and databases from Chef
include_recipe "postgresql::server90"
# inspiration from
# https://gist.github.com/637579
execute "create-root-user" do
code = <<-EOH
psql -U postgres -c "select * from pg_user where usename='root'" | grep -c root
EOH
command "createuser -U postgres -s root"
@bkimble
bkimble / gist:1365005
Last active May 2, 2024 01:27
List local memcached keys using Ruby
#!/usr/bin/env ruby
# List all keys stored in memcache.
# Credit to Graham King at http://www.darkcoding.net/software/memcached-list-all-keys/ for the original article on how to get the data from memcache in the first place.
require 'net/telnet'
headings = %w(id expires bytes cache_key)
rows = []
@brentertz
brentertz / rvm2rbenv.txt
Created November 21, 2011 23:00
Switch from RVM to RBENV
## Prepare ###################################################################
# Remove RVM
rvm implode
# Ensure your homebrew is working properly and up to date
brew doctor
brew update
## Install ###################################################################
@peterc
peterc / dnsd.rb
Created December 2, 2011 23:47
Simple, scrappy UDP DNS server in Ruby (with protocol annotations)
# Simple, scrappy UDP DNS server in Ruby (with protocol annotations)
# By Peter Cooper
#
# MIT license
#
# * Not advised to use in your production environment! ;-)
# * Requires Ruby 1.9
# * Supports A and CNAME records
# * See http://www.ietf.org/rfc/rfc1035.txt for protocol guidance
# * All records get the same TTL