Blockchain Development Programming Tutorials, Guides & Best Practices
Explore 30+ expertly crafted blockchain development tutorials, components, and code examples. Stay productive and build faster with proven implementation strategies and design patterns from DeveloperBreeze.
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Using Solana's Program Library: Building Applications with Pre-Built Functions
const {
Connection,
PublicKey,
clusterApiUrl,
Keypair,
TransactionInstruction,
sendAndConfirmTransaction,
} = require('@solana/web3.js');
const { Token, TOKEN_PROGRAM_ID } = require('@solana/spl-token');
// Add your connection, payer, and mint keypair
const connection = new Connection(clusterApiUrl('devnet'), 'confirmed');
const payer = Keypair.fromSecretKey(...); // Replace with your payer keypair
const mint = new PublicKey('Your Mint Public Key');
async function mintToken() {
const tokenAccount = await Token.getAssociatedTokenAddress(
mint,
payer.publicKey
);
const instruction = new TransactionInstruction({
keys: [{ pubkey: tokenAccount, isSigner: false, isWritable: true }],
programId: TOKEN_PROGRAM_ID,
data: Buffer.from([]),
});
const transaction = await sendAndConfirmTransaction(
connection,
new Transaction().add(instruction),
[payer]
);
console.log('Minted token:', transaction);
}
mintToken();In this tutorial, we covered how to use Solana's Program Library to build a simple application with pre-built functions. By leveraging SPL, you can significantly reduce development time and complexity. The SPL ecosystem is continuously growing, offering more tools and libraries to help you build powerful decentralized applications on Solana.
Tracking Newly Created Tokens on Solana
Step 1: Set Up Your Project
mkdir solana-token-tracker
cd solana-token-tracker