Code Explainers

Code explainers tagged #normalization

ruby 
class User < ApplicationRecord
  has_secure_password
 
  normalizes :email, with: ->(email) { email.strip.downcase }

Normalizing user input in Rails models

normalization validation data integrity
Intermediate 6 steps
ruby 
class ContactImporter
  def initialize(rows)
    @rows = rows
  end

Deduplicating contacts with Enumerable#uniq

deduplication normalization enumerable
Intermediate 4 steps
javascript 
import { parsePhoneNumberFromString } from 'libphonenumber-js';
 
export class PhoneValidationError extends Error {
  constructor(message, code) {

Normalizing phone numbers with typed errors

validation error-handling custom-errors
Intermediate 6 steps
python 
import re
from email_validator import validate_email, EmailNotValidError
 
_DISPOSABLE_DOMAINS = {

Normalizing signup emails in Python

validation normalization data-cleaning
Intermediate 8 steps
python 
from datetime import datetime
from zoneinfo import ZoneInfo
 
 

Timezone-safe datetime handling in Python

timezones datetime normalization
Intermediate 4 steps