---
title: "Discussion on \"Understand the core of machine learning: why models fail or succeed, and how underfitting, overfitting, and generalization work.\" | Hashnode"
description: "Discussion on \"Understand the core of machine learning: why models fail or succeed, and how underfitting, overfitting, and generalization work.\". Imagine you’re teaching a kid math.\nIf the kid just memorizes every single example you give → he aces the homework but bombs the test.If the kid barely understands anything → he fails both homework an"
url: "https://hashnode.com/posts/understand-the-core-of-machine-learning-why-models-fail-or-succeed-and-how-underfitting-overfitting-and-generalization-work/69be41fc475ca17974802706"
---

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# [Understand the core of machine learning: why models fail or succeed, and how underfitting, overfitting, and generalization work.](https://flutter-mistake.hashnode.dev/understand-the-core-of-machine-learning-why-models-fail-or-succeed-and-how-underfitting-overfitting-and-generalization-work?utm_source=hashnode&utm_medium=feed)

Imagine you’re teaching a kid math. If the kid just memorizes every single example you give → he aces the homework but bombs the test.If the kid barely understands anything → he fails both homework an

Mar 21 · 4 min read · flutter-mistake.hashnode.dev  
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## Written by

[Girma Wakeyo](https://hashnode.com/@girma)

@girma

  
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Turning ideas into revenue-ready apps | Flutter & AI MVPs built for real users | Shipping production-ready MVPs in weeks

I don’t just build apps; I build assets. I’m a product-focused developer dedicated to the high-stakes journey of taking an idea from a blank page to a profitable reality. My approach is built on three pillars: speed, usability, and monetization. I specialize in helping startups and creators bypass the "development trap" by shipping lean, high-impact MVPs that are designed to capture revenue from day one. From subscription-based ecosystems to AI-driven automation, my focus is on creating products that solve real problems for paying customers. I believe a product is only as good as its real-world utility. I help you cut through the noise, prioritize the features that actually drive growth, and ship high-quality software that serves your business goals. If you have a vision, I have the execution. Let’s build something people actually pay for.

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