--- title: The Joy of Old-School Coding After a Stupid Mistake description: A short personal reflection on the frustration and satisfaction of debugging without AI assistance. The author made a mistake using a collection to map a... canonical: https://daily.dev/posts/the-joy-of-old-school-coding-after-a-stupid-mistake-okcyrri04 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: The Joy of Old-School Coding After a Stupid Mistake | daily.dev og:description: A short personal reflection on the frustration and satisfaction of debugging without AI assistance. The author made a mistake using a collection to map a... og:url: https://daily.dev/posts/the-joy-of-old-school-coding-after-a-stupid-mistake-okcyrri04 og:image: https://api.daily.dev/og/posts/OkCYRRI04.png og:image:alt: The Joy of Old-School Coding After a Stupid Mistake og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # The Joy of Old-School Coding After a Stupid Mistake **[Medium](https://daily.dev/sources/medium_js)** · 1 min read · 41 upvotes · 4 comments ## Summary A short personal reflection on the frustration and satisfaction of debugging without AI assistance. The author made a mistake using a collection to map a one-to-one relationship in Entity Framework Core, which only integration tests caught. After resisting the urge to use Copilot, they found the fix themselves — a one-line change — and reflect on the emotional cycle of coding: frustration followed by joy. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@traustitj** · 5 upvotes > He says : "Stupid Entity Framework Core!" > > > When clearly it was he who made an error which entity framework core discovered. But I like the post. It is this feeling, this exact feeling which is why I love programming. I call it emotional roller coaster, feeling like a braindead cabbage in between of feeling like the smartest person alive or at least quite smart. Finding these kind of bugs is such a rush, seriously. **@abhiroop43** · 1 upvotes > Skill issue apparently. > > > I used a collection to map a one-to-one relationship **@jianfenglay** · 0 upvotes > I feel you brah, Copilot is the devil who is tempting us everyday now ## Similar posts on daily.dev - [Something About Coding Stopped Feeling Good — and It Took Me a While to Figure Out What](https://daily.dev/posts/something-about-coding-stopped-feeling-good-and-it-took-me-a-while-to-figure-out-what-3i9mrgkxo) · DEV · 1 upvotes · 0 comments - [12 things I miss since coding died](https://daily.dev/posts/12-things-i-miss-since-coding-died-3gqfg5xk2) · Manager.dev · 41 upvotes · 9 comments - [The Unbearable Lightness of Coding](https://daily.dev/posts/the-unbearable-lightness-of-coding-vlnmxgw0d) · Towards Data Science · 0 upvotes · 0 comments --- Tags: [#.net](https://daily.dev/tags/.net) [View this post on daily.dev](https://daily.dev/posts/the-joy-of-old-school-coding-after-a-stupid-mistake-okcyrri04) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"The Joy of Old-School Coding After a Stupid Mistake","url":"https://daily.dev/posts/the-joy-of-old-school-coding-after-a-stupid-mistake-okcyrri04","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/the-joy-of-old-school-coding-after-a-stupid-mistake-okcyrri04"},"datePublished":"2026-07-23T05:19:54.078Z","dateModified":"2026-09-14T06:25:40.376Z","description":"A short personal reflection on the frustration and satisfaction of debugging without AI assistance. 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But I like the post. It is this feeling, this exact feeling which is why I love programming. I call it emotional roller coaster, feeling like a braindead cabbage in between of feeling like the smartest person alive or at least quite smart. Finding these kind of bugs is such a rush, seriously.","datePublished":"2026-07-23T09:52:30.304Z","url":"https://daily.dev/posts/OkCYRRI04#c-hy0gkXJew","author":{"@type":"Person","name":"Trausti Thor Johannsson","url":"https://daily.dev/traustitj","image":"https://lh3.googleusercontent.com/a/ACg8ocJP2b_9n1STHZ_YtevY9ZAgEvXSN3VB1Q3MGjNqcnfrsm5wjkhR=s96-c"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":5}},{"@type":"Comment","text":"Skill issue apparently.\n\nI used a collection to map a one-to-one relationship","datePublished":"2026-07-25T09:02:14.196Z","url":"https://daily.dev/posts/OkCYRRI04#c-lSsYncR9I","author":{"@type":"Person","name":"Abhiroop Santra","url":"https://daily.dev/abhiroop43","image":"https://avatars.githubusercontent.com/u/5673129?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"I feel you brah, Copilot is the devil who is tempting us everyday now","datePublished":"2026-07-28T03:13:02.074Z","url":"https://daily.dev/posts/OkCYRRI04#c-IOHKVIXJ2","author":{"@type":"Person","name":"Lay Jian Feng","url":"https://daily.dev/jianfenglay","image":"https://lh3.googleusercontent.com/a/ACg8ocJaghKTOq1UpSVTt6w3qL8l_uiHNL-lV3gKR8wbDBtMyvyTe5FO=s96-c"}}]} ```