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3 useful things

Cache function results to improve performance

function memoize(func, resolver) {
  const cache = new Map();
  
  return function(...args) {

Cache implementation with LRU eviction policy

class LRUCache {
  constructor(capacity) {
    this.capacity = capacity;
    this.cache = new Map();

Function caching with time-to-live (TTL) expiration.

import functools
import time
from typing import Any, Callable

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