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4 useful things

Promise with Timeout

Add timeout functionality to any promise

function promiseWithTimeout(promise, timeoutMs, timeoutError = 'Promise timeout') {
  let timeoutId;
  
  const timeoutPromise = new Promise((_, reject) => {

#promise#timeout

medium

02JS↗

Queue System with Priority

Queue management system with priority levels and concurrency control

class PriorityQueue {
  constructor(maxConcurrent = 3) {
    this.queue = [];
    this.running = 0;

#queue#async

hard

03JS↗

Retry Mechanism with Exponential Backoff

Retry failed operations with exponential backoff and jitter

async function retryWithBackoff(
  operation,
  options = {}
) {

#retry#backoff

medium

04PY↗

Async Retry Decorator

Asynchronously retry failed operations with exponential backoff for async functions.

import asyncio
import functools
from typing import Tuple, Type

#async#decorator