CPIs and PDA Signers: What I Built and What Actually Clicked
I spent four days building programs that move SOL and tokens on Solana. Day 71 was a simple SOL transfer through a CPI. Day 74 was a mint whose author…
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CPI on Solana: The Mental Model I Wish I Had on Day 71
I stared at CpiContext::new(...) for a solid ten minutes on Day 71. I knew the arguments existed. I had no idea what they meant. I copied working code…
What I Learned About PDAs in a Week of Building on Solana
What problem do PDAs solve? One of the first things that confused me when learning Solana was where programs actually store data. Unlike a traditional…
I open-sourced Solana Web3 Jackpot Casino A fully decentralized jackpot casino game on Solana
Solana Web3 Jackpot Casino A fully decentralized jackpot casino game on Solana Solana Web3 Jackpot Casino A fully decentralized jackpot casino game on…
What I Learned About PDAs in a Week of Building on Solana
I spent a week building a counter program in Anchor. By the end, every user had their own account, a global config singleton controlled whether new co…
I open-sourced A full-stack, peer-to-peer coinflip betting game on Solana
A full-stack, peer-to-peer coinflip betting game on Solana A full-stack, peer-to-peer coinflip betting game on Solana. Players connect a wallet, creat…
How I Built a Counter Program in Anchor and Learned to Trust My Tests
I spent a week building a counter program in Anchor — the Rust framework for writing Solana programs. By the end I had two instructions, one authoriza…