Quick guide on printing pretty dates in Rails
This will create a proxy server in whatever your availability zone your VPC is in. For me, that's us-east-1b
. For you, that may be something different. Steps 10+ should more or less work regardless of your provider since those steps cover the setup and configuration of TinyProxy.
- Click the Launch Instance button.
- Choose Ubuntu Server 14.04 LTS (HVM), SSD Volume Type. This isn't strictly necessary. If you choose another OS, check its documentation for how to install new packages.
- On the Choose an Instance Type screen, select t2.micro. It's Free Tier eligible.
- Click the Next: ... buttons until you reach the Configure Security Group screen.
- You may wish to reduce the amount of storage on the Add Storage screen. This is optional.
- You may wish to add a tag on the Tag Instance screen. This is also optional.
- On the Configure Security Group screen:
- Select Create a new security group.
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class AddFieldsToDelayedJobs < ActiveRecord::Migration | |
def change | |
add_column :delayed_jobs, :signature, :string | |
add_column :delayed_jobs, :args, :text | |
end | |
end |
- Install fish via Brew
- Optionally install Oh My Fish!
- Add fish to known shells
- Set default shell to fish
brew install fish
curl -L https://get.oh-my.fish | fish
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
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class Api::UploadsController < ApiController | |
def create | |
@upload = Upload.new(upload_params) | |
ensure | |
clean_tempfile | |
end | |
private |
- Dynamic Dispatch
- Dynamic Method
- Ghost Methods
- Dynamic Proxies
- Blank Slate
- Kernel Method
- Flattening the Scope (aka Nested Lexical Scopes)
- Context Probe
- Class Eval (not really a 'spell' more just a demonstration of its usage)
- Class Macros
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# 1) Create your private key (any password will do, we remove it below) | |
$ cd ~/.ssh | |
$ openssl genrsa -des3 -out server.orig.key 2048 | |
# 2) Remove the password | |
$ openssl rsa -in server.orig.key -out server.key |
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RSpec.configure do |config| | |
config.before(:suite) do | |
DatabaseCleaner.clean_with(:truncation) | |
end | |
config.before(:each) do | |
DatabaseCleaner.strategy = :transaction | |
end | |
config.before(:each, js: true) do |