hewigovens

Cardano Topics

Definition

• decimals -> 6
• block explorer -> https://cardanoexplorer.com/

Address

• bip39 phrases -> public key address?

hewigovens

import Cocoa
import AVKit

@NSApplicationMain
class AppDelegate: NSObject, NSApplicationDelegate {

    @IBOutlet weak var window: NSWindow!
    var videoWindow: NSWindow!
    var playerLooper: AVPlayerLooper?

hewigovens

func testKusama() {
        let key = PrivateKey(data: Data(hexString: "0x85fca134b3fe3fd523d8b528608d803890e26c93c86dc3d97b8d59c7b3540c97")!)!
        let pubkey = key.getPublicKeyEd25519()
        print("public key", pubkey.data.hexString)
        let preimage = Data([0x2]) + pubkey.data
        print("preimage", preimage.hexString)
        let hash = Hash.blake2b(data: "SS58PRE".data(using: .utf8)! + preimage, size: 64)
        print("blake2b hash", hash.hexString)
        let decoded = Base58.decodeNoCheck(string: "HewiDTQv92L2bVtkziZC8ASxrFUxr6ajQ62RXAnwQ8FDVmg")!
        let checksum = hash[0..<2]

hewigovens

#!/bin/bash

plistbuddy=/usr/libexec/PlistBuddy
result="result.md"
rm -rf $result && touch $result
for ipa in *.ipa
do
    info=$(unzip -l $ipa | grep -Eo 'Payload/[^/]+/Info.plist')
    directory=$(dirname "$info")
    app=$(basename "$directory")

hewigovens

package main

// #cgo CFLAGS: -I${SRCDIR}/wallet-core/include
// #cgo LDFLAGS: -L${SRCDIR}/wallet-core/build/ios -lTrezorCrypto -lTrustWalletCore -lprotobuf -lc++
// #include <TrustWalletCore/TWHDWallet.h>
// #include <TrustWalletCore/TWString.h>
import "C"

import "fmt"

hewigovens

#!/usr/bin/env node

const { utils } = require('ethers');
const secp256k1 = require('secp256k1');

function ethereumMessage(str) {
    const data = Buffer.from(str, 'utf8');
    const prefix = Buffer.from(
      `\u{19}Ethereum Signed Message:\n${data.length}`,
      'utf8',

hewigovens

var testEndpointCORS = (url) => {
  var method = "POST";
  var xhr = new XMLHttpRequest();
  var json = {
    jsonrpc: "2.0",
    method: "eth_getBlockByHash",
    params: [
      "0xb3b20624f8f0f86eb50dd04688409e5cea4bd02d700bf6e79e9384d47d6a5a35",
      true,
    ],

hewigovens

// Copyright © 2017-2020 Trust Wallet.
//
// This file is part of Trust. The full Trust copyright notice, including
// terms governing use, modification, and redistribution, is contained in the
// file LICENSE at the root of the source code distribution tree.
import Security

@_cdecl("random32")
public func random32() -> UInt32 {
    var bytes = [UInt8](repeating: 0, count: 32)

hewigovens

*~
.vscode
node_modules/

hewigovens

#!/bin/bash

# Check if the correct number of arguments were provided
if [ $# -eq 0 ]; then
  echo "Usage: $0 image_directory file_extension compression_quality"
  exit 1
fi

dir="$1"
ext="${2:-png}"