a digital currency in which encryption techniques are used to regulate the generation of units of currency and verify the transfer of funds. Cryptocurrency can be mined and stored into an electronic wallet, locally on a computer or flash drive.
Questions tagged [cryptocurrency]
941 questions
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Awesome Effect on Ripple XRP Website
I recently decided to check the new website for the Ripple (XRP) cryptocurrency and as a web developer, the showcase blew my mind. Can someone explain to me how this is possible and how can I replicate this effect. Thanks!
https://ripple.com/xrp/
kaper127
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Market analysis project - cryptocurrencies
+#I just started to code for some cryptocurrencies analysis. But I just encounterd an issue with the code.
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library(magrittr)
library(dplyr)
…
rekr
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How do get info from a public ledger - Largest wallets?
I was curious how to obtain some of the info from public ledgers. Bitcoin for example or the site https://bitinfocharts.com It has the largest wallets as well as graph of the history on them.
Do you need to download the entire blockchain and then…
SeanJohn
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What is the best way to scan bitcoin mempool for a transaction?
As the title says, What is the best way to scan Bitcoin Mempool for a transaction?
There are some approaches we may come up with:
Don't scan the mempool, just ask Bitcoin-RPC for the new transactions of the address you want.
Scan every transaction…
Sina Sharifzade
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how much addresses does cryptocurrency wallets checks via derivation paths?
I generated a mnemonic 12-words seed.
I calculated the 2525 address via derivation path.
like m/84'/0'/0'/0/2525
Sent there a few satoshis.
Which popular wallets will scan entire range of paths from 1 to 2525 and show me actual balance?
guesses are…
dictumfactum
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How do I destructure this Object?
const WebSocket = require('ws')
let socket = new WebSocket('wss://ftx.com/ws/');
const dataObject = {'op': 'subscribe', 'channel': 'trades', 'market': 'BTC-PERP'};
socket.onopen = function() {
// Send an initial message
…
Blake D'Ippolito
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2 answers
Binance Spot Test Network. Error when trying to reach Testnet account balances
I am trying to test a bot on the Spot Test Network but when I try to do acc = client.get_account() to access some account info that is needed it raises the following error APIError(code=-2015): Invalid API-key, IP, or permissions for action. I have…
Luca-Fly
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What is the difference between a Non-base 58 character and a invalid checksum private WIF key?
I am just playing around with a NodeJS dependency called CoinKey
Here is the question:
I randomly generate WIF keys with this function:
case 'crc':
let randomChars = 'cbldfganhijkmopqwesztuvxyr0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
…
Soufyane Kaddouri
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Generate Deposit address like binance etc
I build a crypto exchange. I want to generate ethereum (or Bitcoin) address for deposit. I tried HD wallet but i don't understand.Is there any other way to do this? Or Best Pratices?
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New to Python. Making a crypto trading bot
At this point in my development I am trying to gather market data for more than one currency every 10 seconds and filter out only price, time, and currency name and put it in a dataframe. Here is my code so far:
import websocket, json, pandas as…
ayden stacy
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votes
1 answer
How Do I Create Free or Low-Cost Custom Solana Token Airdrops?
I followed this excellent tutorial (at 0.5x speed) to create my own custom Solana token. I can send it to my wallet via command line. Now I want to do either free or low-cost airdrops. Is there a way to do this without having to spend a lot of my…
Volomike
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1 answer
Can a new bitcoin block generate 0 coins (reward + fees)?
Would a block have a coinbase transaction if all ~21 million coins have already been rewarded and the miner had a block accepted that only included transactions without fees? Say a large mining pool decided to attempt this by collectively finding a…
assassin5757
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1 answer
Can you tell me how does this Solidity work?
How does this Solidity work?
I am searching about Solidity and why not ask a question in here?
So what I wonder is: Can we transfer any coin (like Bitcoin, Ripple etc.) in this Solidity or is it special just for Ethereum transactions?
Update:
Do I…
Aslan Demir
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1 answer
Ethereum smart contract outside Ethereum network
Is it possible to use smart contract with cryptocurrency other than Ethereum?
Basically what i want is to use smart contract in place of traditional escrow method.
Ochui Princewill
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Does a cryptocurrency wallet blockchain need to be fully synched before it can be mined?
I have a mining pool that is going to take several days to synch the blockchain, I'm wondering if I can have miners mining on it before the blockchain synchs or if I have to wait before blocks will be generated. I suspect that I do, but perhaps…
