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fullstackragab

Show HN: A practical guide to building Solana USDC payments in React

https://ulomira.com/books/fast-low-fee-crypto-payments

I wrote a short book focused on the real-world architecture of Solana USDC payments in React.It avoids theory and focuses on: • transaction trust models • wallet vs app responsibilities • confirmation strategies • production-ready payment flowsI wrote it after seeing many payment integrations fail due to incorrect assumptions.Looking for feedback from developers who’ve built or reviewed payment...

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Books Should Update as Software

Most books — especially technical ones — are treated as finished artifacts.But the reality is: Knowledge changes Tools evolve Errors are discovered Better explanations emergeIn software, we accept continuous improvement as normal. In publishing, we still freeze books at “v1.0”.I’m experimenting with this idea through a platform called Ulomira: authors publish once, and keep improving their book...

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