I would like my simple wallet app to automatically select UTXOs for inputs. I realize that I can’t accomplish this with just bitcoinjs, but is there something I can add to it to keep track […]

Here’s my Bitcoin.conf: server=1 rpcallowip=127.0.0.1 rpcuser=userrunningbitcoind rpcpassword=passwordofuserrunningbitcoind rpcport=7788 walletnotify=/home/userrunningbitcoind/transaction.sh %s And here’s my transaction.sh, which I’ve tried running manually already. This works without issue on its own: #!/bin/sh curl -d “txid=$1” http://127.0.0.1/api/process-payment What else can […]

I’m trying to fetch transactions for a certain Bitcoin address, but I only need to fetch transactions within a specific date range. Now, I had a look at the blockchain.info api and it seems like […]

Hi I have my public address and my recovery phrase how do I create my private key for the public Bitcoin address.

new to Bitcoin and trading, I’m writing some code to analyse cryptocurrency markets and I want to better understand market depth. For a dummy scenario: Lets say BTC was at $100 and I have 10 […]

Im super new like a lot of people. I have a nano s ledger and I attetpted to send ltc from coinbase to the ledger only to realize I used the BTC address on my […]

I know GPU mining is looked down upon, but I cant afford an ASIC. SO I would like to know how to mine Bitcoin with CGminer using my gpu. Any help would be appreciated. I […]

i am installing a full node on a linux server and i’m trying to connect to Bitcoin with BIFROST(https://github.com/stellar/go/tree/master/services/bifrost) but i am getting the error below which looks like a bitcoin error. All blocks have […]

I am trying to use bitcoind’s LevelDB block index files (that are stored in blocks/index) to find the file (e.g. blk00029.dat) and byte position of specfic blocks. Thanks to questions What is the database for? […]

I have a script which queries the Bittrex API pretty frequently (it makes an order after the previous order has filled). This question asks about the rate limits. Therein, it is mentioned that Bittrex is […]