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def change_multiple(list, item_field, expected_changes = ->(x) { x })
  change_matcher = lambda { |item|
    expected_changes.call(
      change { item.reload[item_field] }
    )
  }
  first_item = list.first
  rest = list[1..-1]
  first_matcher = change_matcher.call(first_item)
  rest.inject(first_matcher) do |matcher, item|

afmicc

How starting a new django project with Cookiecutter

Create enviroment

$ pyenv virtualenv cookiecutter-starter

Activate enviroment

$ pyenv activate cookiecutter-starter

Install Cookiecutter

$ pip install cookiecutter

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// template: Create User - Facebook login - [1sp] [5hs]
const listTitlesSelector = '.list-header-num-cards.js-num-cards';
const cardTitlesSelector = '.list-card-title.js-card-name';
const storyPointRegex = /\d+(?=[sp SP])/;
const spentHourRegex = /\d+(?=[hs HS hr HR])/;
const listHeaderSummaryClass = 'list-header-summary';
const listHeaderSummarySelector = `.${listHeaderSummaryClass}`;

const showCardCount = () => document.querySelectorAll(listTitlesSelector).forEach(title =>  title.classList.remove('hide'));

afmicc

Ruby on Rails installation

Installing ruby on rails on windows from Ubuntu bash

0. (Optional) Install PogreSQL

1. Install ruby + rails

2. If you install rails 6+, you need to install yarn.

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# get git remote url names
git remote -v

# create back up at old app
heroku pg:backups:capture --remote origin-remote-name-url
heroku pg:backups:download --remote origin-remote-name-url # optional

# get backup url
heroku pg:backups:url --remote origin-remote-name-url  # return s3-amazon-url

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VS Code debug Ruby on Rails

Steps

1. In a terminal: run rails debug
2. In VS Code: Debug > select Listen for rdebug-ide > Play

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namespace Helpers
{
    #region --- Usings ---

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Text;

    #endregion

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import { CopyHelper } from '../../helpers/copy.helper';
import { Area } from '../../models/area';

export class AreaListComponent 
{
    ...
    getAreas(): void
    {
        this.service.getAll()
            .subscribe(response =>

afmicc

DataTable.net - serverside processing

DataTable.net - Implementation of serverside processing in .net Core MVC with ef core dynamic query to paging, sorting and searching

afmicc

/*
* property: sort by property (name) - type: string 
* property2: then sort by property2 (name) - type: string - optional
* areNumbers: Are property and property2 numbers? - type: boolean - optional
*/
Array.prototype.sortBy = function(property, property2, areNumbers) 
{
  return this.sort(function(a,b) 
	{ 
		var valueA = areNumbers ? 0 : "";