01JS↗
Debounce Function
Prevents a function from being called too frequently, executes only the last call
function debounce(func, delay) {
let timeoutId;
return function(...args) {#function#performance
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7 useful things
02JS↗
Throttle Function
Limits a function to be executed only once per specified time period
function throttle(func, limit) {
let inThrottle;
return function(...args) {#function#performance
medium03JS↗
Memoization Function
Cache function results to improve performance
function memoize(func, resolver) {
const cache = new Map();
return function(...args) {#memoization#cache
medium04JS↗
Debounce with Immediate Option
Debounce function with leading edge (immediate) and trailing edge options
function debounce(func, wait, options = {}) {
const { leading = false, trailing = true, maxWait } = options;
let timeoutId, lastCallTime, lastInvokeTime, result;
let lastArgs, lastThis;#debounce#performance
medium05JS↗
LRU (Least Recently Used) Cache
Cache implementation with LRU eviction policy
class LRUCache {
constructor(capacity) {
this.capacity = capacity;
this.cache = new Map();#cache#lru
hard06PY↗
Performance Profiling Decorator
Measure and log function execution time and memory usage.
import functools
import time
import tracemalloc
from typing import Callable#decorator#profiling
medium07CLI↗
Real-time System Monitoring
Monitor system resources, processes, and performance in real-time.
# Real-time process monitoring
top
htop # Enhanced version (install if needed)
#monitoring#performance
medium