Code Explainers

Code explainers tagged #data-normalization

ruby 
class Contact < ApplicationRecord
  PHONE_FORMATS = {
    "US" => /\A\+1\d{10}\z/,
    "GB" => /\A\+44\d{10}\z/,

Country-aware phone validation in Rails

validation callbacks regex
Intermediate 6 steps
php 
<?php
 
namespace App\Services;
 

Managing many-to-many tags in Laravel

many-to-many pivot-table collections
Intermediate 9 steps
ruby 
class BulkImporter
  BATCH_SIZE = 500
 
  def initialize(records)

Batching bulk inserts in Rails

batching bulk-insert deduplication
Intermediate 5 steps
python 
import re
 
from django.core.exceptions import ValidationError
from django.core.validators import RegexValidator

Building a deconstructible validator in Django

validation regex deconstructible
Intermediate 7 steps