SOLID
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What is SOLID?
SOLID is an acronym that stands for five principles of object-oriented software development, which were first introduced by Robert C. Martin in the early 2000s. These principles are:
- Single Responsibility Principle (SRP)
- Open/Closed Principle (OCP)
- Liskov Substitution Principle (LSP)
- Interface Segregation Principle (ISP)
- Dependency Inversion Principle (DIP)
Free resources to learn SOLID
- ArticleGet Started with SOLID
- ArticleSOLID Principles
- VideoTutorial - What are SOLID principle?
More in stage 4: Design Principles
SOLID: common questions
Can I learn SOLID in Hindi?
This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain SOLID in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.
Is this SOLID tutorial for beginners?
It is lesson 37 of 94 in the free Software Design and Architecture roadmap, in stage 4, Design Principles. If you are new to Software Design and Architecture, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.