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/** Kotlin code example for a block structure */
data class Block (
        var index: Int = 0,
        var hash: String = "",
        var previousHash: String = "0",
        var timestamp: Long = 0,
        var nonce: Int = 0,
        var numTx: Int = 0,
        var transactions: Array<Transaction> = emptyArray()
)

eddywm

data class Transaction (
            var hash: String = "",
            var type: TYPE = TYPE.REGULAR,
            var inputs: Array<TransactionInput> = emptyArray(),
            var outputs: Array<TransactionOutput> = emptyArray()
    )

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data class TransactionOutput(
        var amount: Long = 0,
        var lockingScript: LinkedList<String> = LinkedList()
)

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data class TransactionInput (
    var txid: String = ""
    var vout: Int = 0
    var amount: Long = 0,
    var unlockingScript:LinkedList<String> = LinkedList()
)

eddywm

1. sudo add-apt-repository ppa:fransschreuder1/qucs
2. sudo apt-get update
3. sudo apt-get install qucs

eddywm

import io.scintillamlabs.swallet.crypto.CryptoUtils
import io.scintillamlabs.swallet.crypto.CryptoUtils.SHA256Hex
import io.scintillamlabs.swallet.crypto.CryptoUtils.getPrivateKeyFromHex
import io.scintillamlabs.swallet.crypto.CryptoUtils.getPublicKeyFromHex
import io.scintillamlabs.swallet.utility.toHex
import org.junit.Assert.assertEquals
import org.junit.Assert.assertNotEquals
import org.junit.Test
import org.spongycastle.jce.provider.BouncyCastleProvider

eddywm

ENABLING MEMO CHECKER FOR AN ADDRESS

1. Install Binance-Chain Node CLI

sh <(wget -qO- https://raw.githubusercontent.com/onggunhao/node-binary/master/install.sh)

2. Add Wallet Phrase to the Node CLI

bnbcli keys add BEP2_WALLET --recover