{"publication":{"id":"5f456da96d1d6b1abbc3e80b","hashnodeURL":"https://maximilianocontieri.com","url":"https://maximilianocontieri.com","canonicalURL":"https://maximilianocontieri.com","title":"Maximiliano Contieri - Software Design","displayTitle":"","descriptionSEO":"I am Maximiliano Contieri\nI've been working as a software engineer and teaching for about 25 years.\nI write about software design, refactoring, test driven development, clean code and code smells.","username":"mcsee","about":{"html":"

Learn something new every day. 💻\nCS software engineer\n👷working\n👨🏽‍🏫teaching\n✍🏾writing\n🎨Software design\n🏢SOLID\n🌉TDD\n👴Legacy

Write me at info(at)maximilianocontieri.com

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Technical Opinions are my own. I don't have the revealed truth.

Software Design is a creative activity. These are hints and not rigid rules.

I write on BackEnd Business Systems and OOP Design. My advice/experience might not suit other systems.

You can write me at info(at)maximilianocontieri.com

https://maximilianocontieri.com/i-wrote-more-than-90-articles-on-2021-here-is-what-i-learned

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Don't pile up the junk together.\n\nProblems\n\nBad Cohesion\n\nHigh Coupling\n\nMagic Numbers\n\nSingle Responsibility principle violation\n\n\nSolutions\n\nBreak the contents following Real World...","readTimeInMinutes":2,"views":97,"author":{"id":"5f456a23b9870f18f59a8793","username":"mcsee","name":"Maxi Contieri⭐⭐⭐","profilePicture":"https://cdn.hashnode.com/res/hashnode/image/upload/v1646504605596/GuDBH0R3L.jpg","followersCount":1392,"__typename":"User"},"coverImage":{"url":"https://cdn.hashnode.com/res/hashnode/image/stock/unsplash/9zsHNt5OpqE/upload/c805fc86959b0703925ba882bde9ef85.jpeg","isPortrait":null,"__typename":"PostCoverImage"},"__typename":"Post"},"cursor":"6415c4c758624f6405519449_2023-03-18T14:03:51.175Z","__typename":"PostEdge"},{"node":{"id":"641105d7198ed6af870914b6","title":"Code Smell 201 - Nested Ternaries","slug":"code-smell-201-nested-ternaries","publishDate":"2023-03-14T23:40:07.014Z","cuid":"clf8wbrhi000009la2s4d5rzd","url":"https://maximilianocontieri.com/code-smell-201-nested-ternaries","subtitle":"Arrow Code, Nested Conditions, switches, else, and many more","brief":"TL;DR: Don't use nested IFs or nested ternaries\n\nProblems\n\nReadability\n\nDefault Case\n\n\nSolutions\n\nRewrite the code as an IF condition with an early return\n\nContext\nNesting is always a problem with complexity. \nWe can fix it with polymorphism or early...","readTimeInMinutes":2,"views":59,"author":{"id":"5f456a23b9870f18f59a8793","username":"mcsee","name":"Maxi Contieri⭐⭐⭐","profilePicture":"https://cdn.hashnode.com/res/hashnode/image/upload/v1646504605596/GuDBH0R3L.jpg","followersCount":1392,"__typename":"User"},"coverImage":{"url":"https://cdn.hashnode.com/res/hashnode/image/stock/unsplash/pThIEv416pE/upload/aa900a313e1be1c2e3f85c0459a42c00.jpeg","isPortrait":null,"__typename":"PostCoverImage"},"__typename":"Post"},"cursor":"641105d7198ed6af870914b6_2023-03-14T23:40:07.014Z","__typename":"PostEdge"},{"node":{"id":"64088a62009ee0d76accde54","title":"Code Smell 200 - Poltergeist","slug":"code-smell-200-poltergeist","publishDate":"2023-03-08T13:15:14.747Z","cuid":"clezpd29n00040ai8e5naatll","url":"https://maximilianocontieri.com/code-smell-200-poltergeist","subtitle":"","brief":"An object that appears and disappears mysteriously\n\nTL;DR: Add the necessary indirection layers, but no more.\n\nProblems\n\nAccidental complexity\n\nReadability\n\nYAGNI violation\n\n\nSolutions\n\nRemove the intermediate object\n\nContext\nA poltergeist (or gypsy ...","readTimeInMinutes":2,"views":94,"author":{"id":"5f456a23b9870f18f59a8793","username":"mcsee","name":"Maxi Contieri⭐⭐⭐","profilePicture":"https://cdn.hashnode.com/res/hashnode/image/upload/v1646504605596/GuDBH0R3L.jpg","followersCount":1392,"__typename":"User"},"coverImage":{"url":"https://cdn.hashnode.com/res/hashnode/image/stock/unsplash/m3pfOQKgVAM/upload/4570ab915effe59258c8df022c7c3b23.jpeg","isPortrait":null,"__typename":"PostCoverImage"},"__typename":"Post"},"cursor":"64088a62009ee0d76accde54_2023-03-08T13:15:14.747Z","__typename":"PostEdge"},{"node":{"id":"640531f9fa51c2952a74efc8","title":"Code Smell 199 - Gratuitous Booleans","slug":"code-smell-199-gratuitous-booleans","publishDate":"2023-03-06T00:21:13.654Z","cuid":"clew2tyra000409mh9wayh0dy","url":"https://maximilianocontieri.com/code-smell-199-gratuitous-booleans","subtitle":"A code that either returns or no returns at all","brief":"TL;DR: Check carefully your boolean expressions\n\nProblems\n\nReadability\n\nPossible Defects\n\n\nSolutions\n\nRefactor and remove obsolete code\n\nContext\nWhen a function is designed to return an invariant value, it may be poor design, but it shouldn’t adverse...","readTimeInMinutes":1,"views":72,"author":{"id":"5f456a23b9870f18f59a8793","username":"mcsee","name":"Maxi Contieri⭐⭐⭐","profilePicture":"https://cdn.hashnode.com/res/hashnode/image/upload/v1646504605596/GuDBH0R3L.jpg","followersCount":1392,"__typename":"User"},"coverImage":{"url":"https://cdn.hashnode.com/res/hashnode/image/stock/unsplash/cYUMaCqMYvI/upload/0615ad3135b7932aeae2da1f4e1b9ba5.jpeg","isPortrait":null,"__typename":"PostCoverImage"},"__typename":"Post"},"cursor":"640531f9fa51c2952a74efc8_2023-03-06T00:21:13.654Z","__typename":"PostEdge"}],"pageInfo":{"endCursor":"640531f9fa51c2952a74efc8_2023-03-06T00:21:13.654Z","hasNextPage":true,"hasPreviousPage":true,"startCursor":"6420be8e2001c5630797911b_2023-03-26T21:52:14.715Z","__typename":"PageInfo"},"__typename":"PostConnection"},"__typename":"Series"}}}