codesnips
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
python 
from typing import List, Optional

from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession

from .dataloader import DataLoader

Batched DataLoader to Avoid N+1 Queries in FastAPI Responses

fastapi dataloader n-plus-one
by codesnips 3 tabs
go 
package mailer

import (
	"crypto/sha256"
	"encoding/hex"
	"strings"

Idempotent Email Sending with a Redis Fingerprint Set in Go

redis idempotency email
by codesnips 3 tabs
typescript 
import { Knex } from 'knex';

export interface RawDailyRow {
  day: string;
  order_count: string;
  gross_cents: string;

Aggregate Daily Order Totals Into a Report With Knex and a Formatter

knex postgres reporting
by codesnips 3 tabs
erb 
<h1>New Article</h1>

<form action="/articles" method="post">
  <div>
    <label for="title">Title</label>
    <input id="title" type="text" name="article[title]"

Post-Redirect-Get in Sinatra with Sinatra::Flash and a redirect_to Helper

sinatra rack flash
by codesnips 4 tabs
java 
package com.example.security;

import io.jsonwebtoken.Claims;
import io.jsonwebtoken.Jwts;
import io.jsonwebtoken.security.Keys;
import org.springframework.beans.factory.annotation.Value;

Stateless JWT Authentication with a Token Service and a Spring Security Filter

spring-security jwt authentication
by codesnips 3 tabs
javascript 
const sharp = require('sharp');

const DEFAULTS = {
  maxWidth: 1600,
  maxHeight: 1600,
  format: 'webp',

Resize and Compress Uploaded Images with Sharp Before Saving to Disk

nodejs express sharp
by codesnips 3 tabs
php 
<?php

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

Polymorphic Media Attachments in Laravel With a Queued Image Resize Job

laravel polymorphism eloquent
by codesnips 4 tabs
rust 
use std::collections::HashMap;
use std::path::PathBuf;

use walkdir::WalkDir;

pub fn group_by_size(root: &str) -> HashMap<u64, Vec<PathBuf>> {

Detect Duplicate Files with Parallel Blake3 Checksums in Rust

rust checksums blake3
by codesnips 4 tabs
typescript 
export interface DocState {
  text: string;
  selection: number;
}

export interface Command<S> {

Undo/Redo in a React Text Editor with a Command-History Stack

react hooks undo-redo
by codesnips 3 tabs
ruby 
class TenantResolver
  RESERVED = %w[www app admin].freeze

  def initialize(app)
    @app = app
  end

Multi-Tenant Subdomain Isolation with Rack Middleware and Thread-Local Scoping

rails rack multi-tenancy
by codesnips 4 tabs
java 
import org.springframework.hateoas.RepresentationModel;
import java.math.BigDecimal;

public class ProductModel extends RepresentationModel<ProductModel> {

    private final Long id;

Cursor-Based Pagination with HATEOAS Links in Spring Data REST

spring-boot spring-data-jpa hateoas
by codesnips 4 tabs