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Nikolas Vourlakis Archimidis

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@Archimidis
Archimidis / app.js
Created January 11, 2018 08:47
Sample express.js structure
// UserRepository.js -------------------------------------------------------------------------
// ... implementation
module.exports = UserRepository;
// UserService.js -------------------------------------------------------------------------
// ... implementation
module.exports = UserService;
@Archimidis
Archimidis / example-tests-wedotdd.js
Created December 12, 2017 12:18 — forked from dschinkel/example-tests-wedotdd.js
Example Tests from Private Repo for WeDoTDD.com
/*
Tools: mocha, chai-enzyme, jsdom, airbnb enzyme
Using WebStorm test runner and WebStorm to write code.
For the prod code, using Flow for type checking
These are isolated unit tests (not integration) that test behavior for particular React components
A big reason why I like React.js vs Vue, Angular, or other types of frameworks or
libraries is the simplicity at which you can test behavior. Also there's no magic going on here in terms of
@Archimidis
Archimidis / gist:13bd1b5c54cb342ad075
Created March 10, 2016 09:55 — forked from skroah/gist:9c22697521626c7b388b
Reactive Systems Design

##Reactive System Design Links

#Articles and Papers

@Archimidis
Archimidis / cached_repository_through_proxy.js
Last active April 26, 2016 23:08
Exploring an idea on how to use javascript proxies. The aim is to add caching behaviour to an object that performs queries to a database. In order to run the example Proxy and Reflect must be defined. This is tested on nodejs v6.0.0.
'use strict';
function createPersonRepository() {
const persons = [{
id: 1,
name: 'Archimedes'
}, {
id: 2,
name: 'Plato'
}, {
@Archimidis
Archimidis / 0_reuse_code.js
Created January 27, 2014 08:42
Here are some things you can do with Gists in GistBox.
// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console
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Archimidis / new_invitation.html.erb
Created January 19, 2014 02:33 — forked from mikeatlas/new_invitation.html.erb
Rails: Invitations with devise_invitable
<!-- /app/views/admin/users/new_invitiations.html.erb -->
<h2>Send invitation</h2>
<%= form_for @user, :url => send_invitation_admin_users_path do |f| %>
<table style='width: 50%'>
<tr>
<td><%= f.label :first_name %></td>
<td><%= f.text_field :first_name %></td>
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Archimidis / async_load_share_buttons.html
Created January 10, 2014 12:02
Load third party scripts async, after onload
<script>
(function(w, d, s) {
function go(){
var js, fjs = d.getElementsByTagName(s)[0], load = function(url, id) {
if (d.getElementById(id)) {return;}
js = d.createElement(s); js.src = url; js.id = id;
fjs.parentNode.insertBefore(js, fjs);
};
load('//connect.facebook.net/en_US/all.js#appId=272697932759946&xfbml=1', 'fbjssdk');
load('https://apis.google.com/js/plusone.js', 'gplus1js');
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Archimidis / remote_rake_recipe.rb
Created November 6, 2013 10:26
Capistrano recipe for remote rake invocation.
namespace :remote_rake do
desc 'Run a task on a remote server.'
# run like: cap remote_rake:invoke task="db:reset"
task :invoke do
run("cd #{deploy_to}/current && bundle exec rake #{ENV['task']} RAILS_ENV=#{rails_env}")
end
end
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Archimidis / in_model.rb
Last active December 24, 2015 11:29
Paperclip wrong attachment url on validation errors: http://stackoverflow.com/a/5995636/2425581
class ModelName
# declare papaerclip :avatar file
# ...
after_validation :avatar_reverted?
def avatar_reverted?
unless self.errors[:avatar_file_size].blank? or self.errors[:avatar_content_type].blank?
self.avatar.instance_write(:file_name, self.avatar_file_name_was)
self.avatar.instance_write(:file_size, self.avatar_file_size_was)
self.avatar.instance_write(:content_type, self.avatar_content_type_was)
@Archimidis
Archimidis / application_controller.rb
Created July 29, 2013 14:05 — forked from gonzedge/application_controller.rb
Custom dynamic 404 and 500 pages
class ApplicationController < ActionController::Base
# ...
unless Rails.application.config.consider_all_requests_local
rescue_from Exception, with: lambda { |exception| render_error 500, exception }
rescue_from ActionController::RoutingError, ActionController::UnknownController, ::AbstractController::ActionNotFound, ActiveRecord::RecordNotFound, with: lambda { |exception| render_error 404, exception }
end
private
def render_error(status, exception)