codesnips

http

javascript 
'use strict';

const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));

function backoffDelay(attempt, baseMs, maxDelayMs) {
  const exponential = baseMs * 2 ** attempt;

Retry Failed Async Operations With Exponential Backoff and Jitter in Node.js

nodejs retry backoff
by codesnips 2 tabs
go 
package middleware

import (
  "net/http"

  "golang.org/x/time/rate"

Inbound rate limiting middleware with token bucket

go http rate-limit
by Leah Thompson 1 tab
go 
package health

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

Readiness and liveness probes with dependency checks

go http kubernetes
by Leah Thompson 1 tab
ruby 
class SubscriptionsController < ApplicationController
  before_action :set_subscription, only: %i[show destroy]

  def new
    @subscription = Subscription.new
  end

Use 303 See Other after POST in Turbo flows

rails hotwire turbo
by codesnips 3 tabs
php 
<?php

namespace App\Providers;

use Illuminate\Cache\RateLimiting\Limit;
use Illuminate\Http\Request;

Per-User API Rate Limiting With a Custom RateLimiter in Laravel

laravel rate-limiting throttle
by codesnips 3 tabs
rust 
use serde::{Deserialize, Deserializer};
use time::OffsetDateTime;

#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct UserProfile {

Deserializing Optional and Renamed JSON API Fields with Serde in Rust

rust serde serde-json
by codesnips 2 tabs
javascript 
class TokenBucket {
  constructor(capacity, refillRatePerSec) {
    this.capacity = capacity;
    this.refillRate = refillRatePerSec;
    this.tokens = capacity;
    this.lastRefill = Date.now();

Token Bucket Rate Limiter as Express Middleware

express rate-limiting token-bucket
by codesnips 3 tabs
php 
<?php

namespace App\Http\Resources\V1;

use Illuminate\Http\Request;
use Illuminate\Http\Resources\Json\ResourceCollection;

Versioning a Laravel API with Route Groups and Resource Transformers

laravel api versioning
by codesnips 4 tabs
typescript 
import { cookies } from "next/headers";
import { jwtVerify } from "jose";

export interface Session {
  userId: string;
  role: "user" | "admin";

Next.js Route Handler with auth guard

nextjs route-handlers authentication
by codesnips 3 tabs
ruby 
# Basic middleware structure
class RequestTimerMiddleware
  def initialize(app)
    @app = app
  end

Rack middleware for request/response processing

ruby rails rack
by Sarah Mitchell 2 tabs
java 
package com.example.api.error;

import com.fasterxml.jackson.annotation.JsonInclude;

import java.time.Instant;
import java.util.List;

Structured Error Responses with @RestControllerAdvice in Spring Boot

spring-boot rest-api exception-handling
by codesnips 3 tabs
python 
from datetime import datetime
from app.extensions import db


class IdempotencyKey(db.Model):
    __tablename__ = "idempotency_keys"

Idempotency-Key Deduplication for POST Requests in a Flask Blueprint

flask idempotency postgres
by codesnips 3 tabs