---
title: "oluwatomisin babatunde (@Tomisinteazer) | Hashnode"
description: "A creative mind software developer and graphics designer. Read the latest articles by oluwatomisin babatunde on Hashnode."
url: "https://hashnode.com/@Tomisinteazer"
---

@Tomisinteazer

# oluwatomisin babatunde

@Tomisinteazer · Joined May 2020

A creative mind software developer and graphics designer

## Comments

[I'm trying to go along with this and I think I'm stuck I really don't know much about functional programming but this pipe( undefined, O.fromNullable, O.map(({ bar }) => bar) ); returns a ts error of cannot find name O I would like to know what I'm doing wrong? is there something I'm missing or didn't import to use the options?](https://hashnode.com/posts/practical-guide-to-fp-ts-part-2/6071ba4b8b2b857c0bdb5e52/comment/6247cdb74b4dde0dc0be5ff8)

Comment · Article · Apr 2, 2022 · [Practical Guide to Fp-ts P2: Option, Map, Flatten, Chain](https://hashnode.com/posts/practical-guide-to-fp-ts-part-2/6071ba4b8b2b857c0bdb5e52)