codesnips
php 
<?php

namespace App\Http\Requests;

use Illuminate\Contracts\Validation\Validator;
use Illuminate\Foundation\Http\FormRequest;

Laravel Form Request Validation for Signup With Custom Rules and Error Responses

laravel validation form-request
by codesnips 3 tabs
typescript 
import { z } from "zod";

const booleanFromString = z
  .string()
  .transform((v) => v.trim().toLowerCase())
  .pipe(z.enum(["true", "false", "1", "0"]))

Type-Safe Environment Variable Parsing and Validation With Zod

config zod environment
by codesnips 3 tabs
ruby 
class DownloadsController < ApplicationController
  before_action :authenticate_user!

  def show
    report = current_account.reports.find(params[:report_id])
    authorize! :download, report

Signed, Expiring S3 Download URLs for Active Storage Attachments in Rails

rails active-storage s3
by codesnips 4 tabs
javascript 
import { useEffect, useState } from "react";

export function useDebounce(value, delay = 300) {
  const [debounced, setDebounced] = useState(value);

  useEffect(() => {

Debounced Search Box With Live Autocomplete in React

react hooks debounce
by codesnips 3 tabs
go 
package main

import (
	"context"
	"log"
	"net/http"

Graceful HTTP Server Shutdown in Go with SIGINT and Context Cancellation

go http graceful-shutdown
by codesnips 2 tabs
java 
@Configuration
@EnableAsync
public class AsyncConfig {

    @Bean(name = "orderExecutor")
    public ThreadPoolTaskExecutor orderExecutor() {

Debouncing Order Recalculations with Spring @Async and a Configured ThreadPoolTaskExecutor

spring-boot async thread-pool
by codesnips 3 tabs
python 
import hmac
import hashlib
import time
from fastapi import Request, HTTPException, status

Verifying Stripe Webhook Signatures With a Reusable FastAPI Dependency

fastapi webhooks security
by codesnips 3 tabs
ruby 
class Order < ApplicationRecord
  class InvalidTransition < StandardError; end

  enum status: { pending: 0, paid: 1, shipped: 2, cancelled: 3 }

  has_many :order_transitions, -> { order(:created_at) }, dependent: :destroy

Order State Machine With Guarded Transitions and an Audit Trail in Rails

rails state-machine activerecord
by codesnips 3 tabs
php 
<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

Generating URL Slugs from Titles with a Laravel Model Observer

laravel eloquent observers
by codesnips 4 tabs
java 
package com.shop.orders.events;

import java.math.BigDecimal;
import java.time.Instant;

public record OrderPlacedEvent(

Transactional Domain Events With Spring's ApplicationEventPublisher and @TransactionalEventListener

spring spring-boot domain-events
by codesnips 4 tabs
rust 
use serde::{Deserialize, Serialize};

#[derive(Debug, Deserialize)]
pub struct SignupRequest {
    pub email: String,
    pub password: String,

Accumulating Field-Level Validation Errors in Rust Signup Forms

rust validation error-handling
by codesnips 3 tabs
go 
package workpool

import (
	"context"
	"sync"
)

Bounded Worker Pool Processing Jobs from a Buffered Channel in Go

go concurrency worker-pool
by codesnips 3 tabs