codesnips
php 
<?php

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

Optimistic Locking With a Version Column in Laravel Eloquent

laravel eloquent optimistic-locking
by codesnips 4 tabs
php 
<?php

namespace App\Controller;

use App\Message\ProcessStripeEvent;
use App\Webhook\StripeSignatureVerifier;

Verifying and Processing Stripe-Style Webhooks Idempotently in Symfony

symfony webhooks stripe
by codesnips 3 tabs
go 
package store

import (
	"errors"
	"fmt"
	"time"

Wrapping Errors with Context and Inspecting Them via errors.Is and errors.As in Go

errors error-handling error-wrapping
by codesnips 3 tabs
typescript 
import { Injectable, signal, computed } from '@angular/core';

export interface CurrentUser {
  id: string;
  email: string;
  roles: string[];

Guarding a Lazy-Loaded Angular Admin Route with a Functional CanActivate Role Check

angular routing lazy-loading
by codesnips 3 tabs
typescript 
import { SetMetadata } from '@nestjs/common';

export const CACHEABLE_KEY = 'cacheable:options';

export type VaryDimension = 'user' | 'tenant' | 'query';

Per-Route Response Caching in NestJS with a Custom CacheInterceptor and Cache Key Builder

nestjs caching interceptors
by codesnips 4 tabs
java 
package com.shop.catalog;

import org.springframework.data.jpa.domain.Specification;

import java.math.BigDecimal;

Dynamic Product Filtering with JPA Specifications from Optional Query Params

spring-boot jpa specifications
by codesnips 4 tabs
typescript 
import { z } from "zod";

export const rowSchema = z.object({
  email: z.string().email(),
  name: z.string().min(1, "name is required"),
  age: z.coerce.number().int().min(0, "age must be >= 0"),

Parse a CSV Upload into Typed Rows with Per-Row Validation Errors

typescript csv validation
by codesnips 3 tabs
rust 
use std::collections::HashMap;
use serde_json::Value;

#[derive(Debug)]
pub enum DispatchError {
    UnknownCommand(String),

Compile-Time Command Dispatch Table With a Rust Declarative Macro

rust macros dispatch
by codesnips 3 tabs
rust 
const CONSECUTIVE_BONUS: f64 = 8.0;
const WORD_START_BONUS: f64 = 10.0;
const MATCH_BASE: f64 = 4.0;
const LEADING_PENALTY: f64 = 0.5;

#[derive(Debug, Clone, Copy)]

Fuzzy Search Ranker with Subsequence Matching and Score-Based Sorting in Rust

fuzzy-search ranking algorithms
by codesnips 3 tabs
java 
package com.shop.payments.messaging;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;

public record PaymentEvent(

Idempotent Kafka Consumer With @KafkaListener and Manual Ack in Spring Boot

spring-boot kafka spring-kafka
by codesnips 3 tabs
javascript 
'use strict';

const fs = require('fs');
const path = require('path');
const zlib = require('zlib');
const crypto = require('crypto');

Stream a Multipart Upload Through Gzip to Disk with stream.pipeline

nodejs streams backpressure
by codesnips 2 tabs
php 
<?php

namespace App\Services\RateLimit;

use Illuminate\Support\Facades\Redis;

Rate-Limited HTTP Client Wrapper With Redis Token Bucket and a Queued Dispatcher

laravel redis rate-limiting
by codesnips 4 tabs