Trying to send HTTP Post request to GDAX with auth. The ‘GET’ requests work fine and I’m unsure if I am passing the json params correctly as I keep getting Bad Request. private static JsonObject […]

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? […]