I am pretty much a Bitcoin novice. Bought some a few years ago, they went into my Blockchain.info wallet and I only checked it again a few days ago. It says I can get the […]

Using the API endpoint http://localhost:3000/api/v2/create I get this response: {“guid”:”58671a54-7d60-4319-8742-b06fb2a8d060″,”address”:”xpub6CzAMijBVeK5qBxbXc2i4NyGbvr9wLRTJWf58f3mdv7Lb2eeo6Uz9UKq7ntTDdvfDgH6MhuuLJgCAWcto1BX9TA3wpaKU9vomML8MfvdZUD”} It seems to be returning an extended public key rather than an address, how can I get the wallet address to accept payments?

I want to get the data for the total market cap similar to what I see when I view this page in the total market capitalization graph. https://coinmarketcap.com/charts/ I already have the Bitcoin market cap […]

Which I think is about 3 years plus old but it was on my old computer which died. I have now recovered the drive at the Bitcoin-qt application but it won’t run on my current […]

I would like to download a full block using Java and bitcoinj and then parse it to an array to be able to work with it. Here is some (very basic) pseudocode: connect to network; […]

My understanding of the blocksize debate is that it would require 51% consensus to change the algorithm and accept the new blocksize. If the algorithm can be changed like this – would the exact same […]

I had funds deposited in my Bitcoin core account about a year and have still not seen them appear in my wallet. Is there a way I can make sure the transaction went through, and […]

I try to understand how a wallet actually works. I know there are lots of resources around the internet, but I still can’t find simple and concise answers for basic questions about wallets and private […]

When I try to connect testnet websocket provided by blockchain.info api. Connection doesn’t establish, when i looked into the code. It says for testnet it uses “wss://ws.testnet.blockchain.info/inv” url. I guess that blockchain.info stops the service […]

I noticed a transaction whose spendable and solvable are both false, what does this mean and why? { “txid”: “c940241a0ef626e865e2004bc120536fb7868d510115e923c76d5e658a97f6d5”, “vout”: 0, “address”: “mnbFFLXUqTPBweLm6w1GA2ZAJQbrTndEGC”, “account”: “”, “scriptPubKey”: “76a9144d98b2350032c849ac6e6e7ad0eb88e00fd7fbff88ac”, “amount”: 1.10000000, “confirmations”: 132, “spendable”: false, “solvable”: […]