---
title: "Javeed Shaik (@javeedshaik7) | Hashnode"
description: "Developer building free health and fitness calculators. Read the latest articles by Javeed Shaik on Hashnode."
url: "https://hashnode.com/@javeedshaik7"
---

@javeedshaik7

# Javeed Shaik

@javeedshaik7 · Hyderabad, India · Joined August 2026

Developer building free health and fitness calculators.

[Website](https://healthycalculatorhub.com/)

### [What to Do When Your Constants Are Someone Else's Law](https://freecodecamp.org/news/what-to-do-when-your-constants-are-someone-else-s-law?utm_source=hashnode&utm_medium=feed)

A colleague once asked me why a number in my code had a comment three lines long. The number was 18. The comment said which rule it came from, which section notified it, and that it could change witho

9 min read · [freecodecamp.org](https://freecodecamp.org/news/what-to-do-when-your-constants-are-someone-else-s-law?utm_source=hashnode&utm_medium=feed)

[Oct 11](https://hashnode.com/posts/what-to-do-when-your-constants-are-someone-else-s-law/6acb97b4d2b7bc0f3bd063ec)

### [I Added a CDN Cache to My Site and It Got Slower. Here's the Math I Should Have Done First.](https://freecodecamp.org/news/cdn-cache-made-my-site-slower?utm_source=hashnode&utm_medium=feed)

Last week I put a CDN cache in front of a static site, expecting it to get faster. But instead, it got measurably slower. Not subtly: an independent crawler that had flagged 38 slow pages before the c

9 min read · [freecodecamp.org](https://freecodecamp.org/news/cdn-cache-made-my-site-slower?utm_source=hashnode&utm_medium=feed)

[1](https://hashnode.com/posts/cdn-cache-made-my-site-slower/6a9088cbfe512a7250d45587) [Aug 27](https://hashnode.com/posts/cdn-cache-made-my-site-slower/6a9088cbfe512a7250d45587)