--- title: "#solid-principles articles | Hashnode" description: "Explore 591 articles tagged #solid-principles on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/solid-principles" --- Tag # #solid-principles 591 posts · 149 followers [Pradyumn Chaudhary](https://hashnode.com/@thepradyumnchaudhary) · [Oct 18](https://hashnode.com/posts/solid-principles/6ad443298362898aade02454) ### [SOLID Principles](https://pradyumnchaudhary.hashnode.dev/solid-principles?utm_source=hashnode&utm_medium=feed) If you have ever worked on a growing codebase, you have likely experienced the "Fragile Codebase Syndrome": touching a single line of code in one module silently breaks three unrelated features across 28 min read · [pradyumnchaudhary.hashnode.dev](https://pradyumnchaudhary.hashnode.dev/solid-principles?utm_source=hashnode&utm_medium=feed) [Onkesh Gupta](https://hashnode.com/@onkeshgupta) · [Sep 30](https://hashnode.com/posts/solid-principles-30-interview-questions-that-actually-test-understanding/6abd037bc1c7abc60dfdacd8) ### [SOLID Principles: 30 Interview Questions That Actually Test Understanding](https://onkeshgupta.hashnode.dev/solid-principles-30-interview-questions-that-actually-test-understanding?utm_source=hashnode&utm_medium=feed) Not "what does SRP stand for" - the questions that came after that one. 12 min read · [onkeshgupta.hashnode.dev](https://onkeshgupta.hashnode.dev/solid-principles-30-interview-questions-that-actually-test-understanding?utm_source=hashnode&utm_medium=feed) [Dionisio Cortés Fernández](https://hashnode.com/@dionisioc) · [Sep 14](https://hashnode.com/posts/solid-cohesion-coupling/6aa83a83d1bd1a0f3db1c977) ### [SOLID Without the Acronym: It's Just Cohesion and Coupling](https://blog.dionisioc.dev/solid-cohesion-coupling?utm_source=hashnode&utm_medium=feed) SOLID isn't five independent principles. Four letters follow from high cohesion or low coupling, LSP adds a correctness rule, and each has a cost. 27 min read · [blog.dionisioc.dev](https://blog.dionisioc.dev/solid-cohesion-coupling?utm_source=hashnode&utm_medium=feed) [Onkesh Gupta](https://hashnode.com/@onkeshgupta) · [Sep 1](https://hashnode.com/posts/solid-principles-simplified-5-dependency-inversion-principle/6a96c70667ee31ea285945ef) ### [SOLID Principles Simplified #5: Dependency Inversion Principle](https://onkeshgupta.hashnode.dev/solid-principles-simplified-5-dependency-inversion-principle?utm_source=hashnode&utm_medium=feed) Why does changing my email service break my entire notification system? 8 min read · [onkeshgupta.hashnode.dev](https://onkeshgupta.hashnode.dev/solid-principles-simplified-5-dependency-inversion-principle?utm_source=hashnode&utm_medium=feed) [2](https://hashnode.com/posts/solid-principles-simplified-5-dependency-inversion-principle/6a96c70667ee31ea285945ef) [Onkesh Gupta](https://hashnode.com/@onkeshgupta) · [Aug 25](https://hashnode.com/posts/solid-principles-simplified-4-interface-segregation-principle/6a8d8b8c0a27ea16fe718bc8) ### [SOLID Principles Simplified #4: Interface Segregation Principle](https://onkeshgupta.hashnode.dev/solid-principles-simplified-4-interface-segregation-principle?utm_source=hashnode&utm_medium=feed) Why do I have to implement a method I'm never going to use? 8 min read · [onkeshgupta.hashnode.dev](https://onkeshgupta.hashnode.dev/solid-principles-simplified-4-interface-segregation-principle?utm_source=hashnode&utm_medium=feed) [Onkesh Gupta](https://hashnode.com/@onkeshgupta) · [Aug 22](https://hashnode.com/posts/solid-principles-simplified-3-liskov-substitution-principle-lsp/6a8985bc4d624f9b68fbc191) ### [SOLID Principles Simplified #3: Liskov Substitution Principle (LSP)](https://onkeshgupta.hashnode.dev/solid-principles-simplified-3-liskov-substitution-principle-lsp?utm_source=hashnode&utm_medium=feed) If B is a subtype of A, objects of B should be usable wherever objects of A are expected. 6 min read · [onkeshgupta.hashnode.dev](https://onkeshgupta.hashnode.dev/solid-principles-simplified-3-liskov-substitution-principle-lsp?utm_source=hashnode&utm_medium=feed) [Onkesh Gupta](https://hashnode.com/@onkeshgupta) · [Aug 19](https://hashnode.com/posts/solid-principles-simplified-2-open-closed-principle-ocp/6a85a5320994219f8b677801) ### [SOLID Principles Simplified #2: Open/Closed Principle (OCP)](https://onkeshgupta.hashnode.dev/solid-principles-simplified-2-open-closed-principle-ocp?utm_source=hashnode&utm_medium=feed) Software entities should be open for extension but closed for modification. 5 min read · [onkeshgupta.hashnode.dev](https://onkeshgupta.hashnode.dev/solid-principles-simplified-2-open-closed-principle-ocp?utm_source=hashnode&utm_medium=feed) [Onkesh Gupta](https://hashnode.com/@onkeshgupta) · [Aug 14](https://hashnode.com/posts/solid-principles-simplified-1-single-responsibility-principle-srp/6a7eee49609a4ab7b8588189) ### [SOLID Principles Simplified #1: Single Responsibility Principle (SRP)](https://onkeshgupta.hashnode.dev/solid-principles-simplified-1-single-responsibility-principle-srp?utm_source=hashnode&utm_medium=feed) A class should have only one reason to change. 5 min read · [onkeshgupta.hashnode.dev](https://onkeshgupta.hashnode.dev/solid-principles-simplified-1-single-responsibility-principle-srp?utm_source=hashnode&utm_medium=feed) [Rodrigo Juarez](https://hashnode.com/@rodrigojuarez) · [Aug 12](https://hashnode.com/posts/what-does-solid-mean-to-you/6a7c98feeb7ab3c5d8723fc7) ### [What Does SOLID Mean to You?](https://rodrigojuarez.hashnode.dev/what-does-solid-mean-to-you?utm_source=hashnode&utm_medium=feed) A practical look at SOLID through maintainability, testing, and design choices that make software safer and easier to change. 13 min read · [rodrigojuarez.hashnode.dev](https://rodrigojuarez.hashnode.dev/what-does-solid-mean-to-you?utm_source=hashnode&utm_medium=feed) [Ashok Gharpankar](https://hashnode.com/@cloudcompass) · [Jul 9](https://hashnode.com/posts/solid-principles-enterprise/6a4fcec7278626e9a28e8e79) ### [Deep Dive #1: SOLID Principles Explained with Real Enterprise Examples](https://cloudcompass.hashnode.dev/solid-principles-enterprise?utm_source=hashnode&utm_medium=feed) Discover how SOLID principles improve software architecture using practical examples from enterprise systems, cloud-native applications, and modern AI 4 min read · [cloudcompass.hashnode.dev](https://cloudcompass.hashnode.dev/solid-principles-enterprise?utm_source=hashnode&utm_medium=feed)