An Nguyễn Văn

@an-nguyen-99

Test tiểu sử 3

Tham gia October 29, 2025

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PHP (1)

SQL (1)

Python (1)

JavaScript (1)

Generate a simple JWT using the Firebase JWT library in PHP.

1<?php
2require 'vendor/autoload.php';
3use Firebase\JWT\JWT;
4
5$key = 'secretkey';
6$payload = [
7    'is...

PHP

Query employees who earn more than the company’s average salary.

1SELECT name, salary
2FROM employees
3WHERE salary > (SELECT AVG(salary) FROM employees);
4

SQL

O(1)

Recursively flatten a deeply nested list into a single list.

1def flatten(lst):
2    result = []
3    for i in lst:
4        if isinstance(i, list):
5            resu...

Python

A utility function that limits how often a function can fire, useful for search input or resize events.

1function debounce(fn, delay = 300) {
2  let timeout;
3  return (...args) => {
4    clearTimeout(timeout...

JavaScript