The SOLID principles are well-established as the foundation of object-oriented systems. However, after more than 20 years it is time to see whether the principles still apply and whether other concepts might be a better alternative. Daniel Terhorst-North is well known for concepts like behavior-driven development or deliberate discovery. He came up with the CUPID principles. In this episode, we will discuss SOLID and CUPID - and why Daniel thinks CUPID makes more sense. Links Slides for Daniel’s presentation “Why Every Element of Solid is Wrong” Slides for Daniel’s presentation “CUPID for Joyful Coding” Daniel’s Homepage CUPID - the Back Story Advent of Code Kevlin Henney’s talk “SOLID Deconstruction” Daniel’s talk “Decisions, Decisions Daniel’s talk “Decisions, Decisions at InfoQ Book How Google Tests Software

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“What did the council decide on item 42?” — answered with the speaker and the moment.

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