dt1973

--- Log opened Sat Feb 23 03:34:59 2019
03:34 johnhcock (~john@174.90-149-141.nextgentel.com) has joined ##music
03:34 Irssi: ##music: Total of 56 nicks (1 ops, 0 halfops, 0 voices, 55 normal)
03:35 Irssi: Join to ##music was synced in 3 secs
03:49 <artao> ... totally off-topic ...
03:49 <artao> Is it okay to sell something on eBay if you don't immediately have the funds to ship it?
04:02 Cuckoo (~Cuckoo@unaffiliated/cuckoo) has joined ##music
04:11 <johnhcock> Hi! Anybody seen xybre recently? Or perhaps have his contact info?
04:30 StarPulse (~UserNick@cpe-172-90-170-157.socal.res.rr.com) has joined ##music

dt1973

root@HP:/home/myuser# lsblk
NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
fd0      2:0    1     4K  0 disk
sda      8:0    0 149,1G  0 disk
├─sda1   8:1    0 148,1G  0 part /
├─sda2   8:2    0     1K  0 part
└─sda5   8:5    0  1022M  0 part [SWAP]
sdb      8:16   1   1,8G  0 disk
└─sdb1   8:17   1   1,8G  0 part /media/myuser/0C2C-FFEF
sr0     11:0    1  1024M  0 rom

dt1973

undefined local variable or method `some_variable'

Live test case: http://code.runnable.com/VhkAc9j8MyMneWeP/variable-problem

dt1973

def c
  puts "Some content"
end

def b
  puts "Some content"
end

def a
  puts "Some content"

dt1973

Run external scripts randomly according to probabilities ranging from 0.1 to 1.0

NOW WORKING: It shouldn't consecutively repeat the same item

Live testcase: http://code.runnable.com/VhI98_g33A1QxEme/probabilities-script

Old script, working fine, but consecutively repeats the same item

airplane.rb

% ruby airplane.rb

dt1973

sferik/twitter demo app in Rails

• Display tweets from a selection of users
• Display all tweets in and around Chicago, IL
• Collect tweets in the background using delayed_job_active_record or similar
• Save tweets to db (helps avoid rate limits)
• Query each stream separately and then mix them together manually in the model (e.g. ordered chronologically)

Live app which you can run on the fly: http://code.runnable.com/Vao93VmSdpgdQ0lO/twitter-feed-rails

dt1973

== 20120921162512 AddMetaDataToForumThreads: migrating ========================
-- execute("CREATE EXTENSION IF NOT EXISTS hstore")
rake aborted!
StandardError: An error has occurred, this and all later migrations canceled:

PG::InvalidParameterValue: ERROR:  version to install must be specified
: CREATE EXTENSION IF NOT EXISTS hstore/usr/home/www/_myapp/vendor/bundle/ruby/2.2.0/gems/activerecord-4.1.10/lib/active_record/connection_adapters/postgresql/database_statements.rb:128:in `async_exec'
/usr/home/www/_myapp/vendor/bundle/ruby/2.2.0/gems/activerecord-4.1.10/lib/active_record/connection_adapters/postgresql/database_statements.rb:128:in `block in execute'

dt1973

routes.rb

get "affiliate-products" => "application#affiliate_products"

application_controller.rb

def affiliate_products
  @products = AffiliateProducts.fetch
end

dt1973

Save items fetched via REST Client to database

Live app which you can run on the fly: http://runnable.com/VXH_qU3Kk_F-ndtP/rest-client-test

NOW WORKING

app/controllers/main_controller.rb

class MainController < ApplicationController
  def index

dt1973

REST Client, Delayed Job and Ajax

Trying to load some items from this external API in the background and save to database. When done, show them to the client using Ajax.

Live app which you can run on the fly: http://runnable.com/VXIdQ6KuRrYPdhKs/rest-client-ajax (remember to run bin/delayed_job start before hitting the big green Run button)

config/routes.rb

get '/check_items_loaded', to: 'main#check_items_loaded', as: :check_items_loaded