---
title: "Ouya Obunga (@obunga) | Hashnode"
description: "Ouya Obunga (@obunga) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@obunga"
---

@obunga

# Ouya Obunga

@obunga · Joined December 2025

## Comments

[Hi. Thanks for the insightful tutorial. I'm getting this error on MainActivity2.java file line 18. Kindly assist, I'm new to Android development. error: cannot find symbol ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> { ^ symbol: variable main location: class id](https://hashnode.com/posts/building-a-contact-list-app-on-android-a-step-by-step-guide/65e32d3619e69a0cd7eb2efc/comment/6937c6feef8c30d4cb96585f)

Comment · Article · Dec 9, 2025 · [Building a Contact List App on Android: A step-by-step Guide](https://hashnode.com/posts/building-a-contact-list-app-on-android-a-step-by-step-guide/65e32d3619e69a0cd7eb2efc)