A developer shares lessons learned building a token-based voting dApp on Solana using the Anchor framework. Key concepts covered include Program Derived Addresses (PDAs), Cross-Program Invocations (CPI) for SOL and SPL token transfers, Anchor account constraints for security, on-chain string size limits, overflow protection
•4m read time• From coinsbench.com
Table of contents
Why a Voting dApp?The ArchitecturePDAs Are “Accounts Without Private Keys”CPI Is Where Things Get RealAnchor Constraints Are Your First Line of DefenseSmall Details That Taught Big LessonsString Size LimitsOverflow ProtectionRent RecoveryTesting Forces Design HonestyGet Zuhaib Mohammed ’s stories in your inboxFinal ThoughtsReferencesSort: