2 Blockchain MySql Implementation - Updating Database 2015-02-02T11:38:16.033

2 How is UTXO tracked? 2015-02-18T06:51:21.407

2 What is the estimated size of complete blockchain when all bitcoins are mined. i.e around 2140? 2015-03-01T19:35:13.707

2 Blockchain parser for transaction level details 2015-03-19T05:34:58.617

2 Bitcoin transactions over Ripple Network 2015-03-26T03:40:15.213

2 How does "headers first" affect BLKxxxx.dat structure? 2015-03-27T05:25:46.560

2 How to check BTC transaction when buying face to face? 2015-05-02T13:00:00.130

2 Bought a bitcoin, sender said it was sent, not showing in blockchain or wallet. Where is it? 2015-05-26T01:30:59.223

2 How to accept payments with Blockchain in PHP 2015-06-02T04:53:01.123

2 What are some causes for long chains? 2015-06-02T05:57:05.467

2 What if block N were based not on N-1 but on both N-2 and N-3? 2015-07-13T02:09:10.880

2 Service that displays how many inputs/outputs there are in the blockchain? 2015-07-31T14:16:26.627

2 Is it possible for computing power to increase quick enough to break mining retargeting? 2015-08-19T04:07:37.427

2 Get as many blocks as possible (stale, invalid, orphans) 2015-09-01T12:05:34.180

2 How can a block be considered more difficult to solve/hash than another one? 2015-09-05T03:26:43.833

2 Can a smart mind explain block difficulty calculation in lay terms? 2015-09-05T16:50:50.670

2 How to synchronize with the bitcoin blockchain via bitcoinJ 2015-09-13T18:50:02.330

2 What happens when Bitcoin's blockchain grows to 1 Terabyte in size? 2015-09-14T16:34:35.277

2 What does it mean ERROR code=-28, message=Activating best chain? 2015-09-18T05:09:28.090

2 Bitcoin .11 Initial Blockchain Download Problem with OS X 10.10 2015-09-19T05:09:37.607

2 Where can I find the structure and layout of what exactly gets hashed by miners? 2015-09-29T15:35:14.623

2 Could Blockchain be used for a different currency, leaving bitcoin behind? 2015-10-01T17:56:18.983

2 Differences between MemoryBlockStore and SPVBlockStore 2015-10-26T07:58:11.073

2 Why has this blockchain transaction not confirmed? 2015-10-27T17:32:14.437

2 In what scenarios can the blockchain size decrease for bitcoin? 2015-11-04T03:19:46.880

2 How should one manage the Bitcoin blockchain on a Linux laptop with limited storage? 2015-11-04T13:21:27.727

2 Why is this transaction stuck? 2015-11-06T07:34:10.760

2 Ethereum - contract 2015-12-01T12:53:22.800

2 What exactly is the input for the Hash pointer in block k+1? 2015-12-02T11:43:16.380

2 How can I manually add a receiving address in MultiBit Classic Wallet - disconnected during confirmation 2015-12-04T05:30:18.533

2 Is it cheaper to store data across multiple instances of the same contract? 2015-12-11T21:11:23.237

2 How does the blockchain work, explained in layman terms? 2015-12-15T18:20:41.983

2 how do nodes verify that a block has been solved and can be added to the blockchain 2015-12-17T23:58:24.193

2 How can the transaction history be checked when new addresses are generated? 2015-12-23T16:02:21.583

2 Funds still showing in old Armory wallet/address after being sent+confirmed to new Electrum one? 2016-01-13T23:30:23.403

2 What makes a trusted source trusted? 2016-02-17T12:32:31.307

2 What is 'spendability of coinbase transaction after 100 blocks' in Mastering Bitcoin referring to? 2016-03-11T16:24:10.913

2 blockchain size issue 2016-03-11T17:19:02.190

2 Where can I find records of blockchain branches? 2016-03-30T15:47:24.170

2 What happens when an attacker completely controlls your Internet connection? 2016-04-08T13:51:48.880

2 Empirical analysis of blockchain branches: once every 380 blocks? 2016-04-09T21:02:27.510

2 What can I do with Bitcoin Core to see my current balance? 2016-04-10T11:03:29.423

2 I want to start mining new blockchain (exactly as Satoshi did in 2009) for testing purpose 2016-04-30T23:16:19.593

2 Is there any bitcoin fork which goal is storing arbitrary information? 2016-05-08T09:43:23.767

2 Why the total number of bitcoin is limited? 2016-05-14T05:50:06.707

2 How to store transactional information on the blockchain 2016-05-15T11:56:29.907

2 How to check if my node is fully sync'ed 2016-05-17T18:25:37.823

2 getting bitcoin address of blk*.dat files 2016-05-27T07:53:02.130

2 Does ethereum run on the bitcoin blockchain? 2016-06-01T14:36:56.287

2 Payment has not arrived at destination! 2016-06-22T08:50:25.690

2 Why DARPA wants blockchain based secure messaging system 2016-06-22T15:24:13.057

2 Can an intermediary block be lost? 2016-07-04T08:13:04.430

2 How can I find a Bitcoin address from the transaction time and amount? 2016-07-12T14:42:45.830

2 Bitcoin Chainstate Leveldb sst 2016-07-25T23:13:14.320

2 How will Bitcoin and the Blockchain scale in the future? 2016-08-03T23:55:19.670

2 Iterating through LevelDB or .DAT files to enumerate bitcoin addresses 2016-08-07T16:55:03.950

2 How is the mempool incorporated in the calculation of the block hash? 2016-08-07T18:14:05.943

2 Mining and pending events 2016-09-02T15:04:01.633

2 How does Blockchain as a Service (BaaS) work? 2016-09-07T01:18:21.003

2 Can we know the address list which blockchain API has created? 2016-09-08T08:40:58.373

2 Do I spare 80Gb to only keep the blockchain and do I need it to be always present? 2016-09-13T15:00:23.117

2 Where to connect to get streaming blockchain data? 2016-09-20T02:48:37.050

2 How does WalletExplorer know which wallets belong to whom? 2016-10-25T20:30:55.320

2 How does Bitcoin coordinate time between nodes 2016-11-01T11:13:02.153

2 Type and Amount of Transaction in Blockchain API 2016-11-01T14:46:53.263

2 When does transaction output become usable? 2016-11-03T13:42:50.640

2 bitcoind crashing due to insufficient memory? 2016-11-13T17:16:01.023

2 Online bitcoin tools playground? 2016-11-23T07:51:07.243

2 How do bitcoin adresses get into the Bitcoin system when they're created offline? 2016-12-13T14:52:18.680

2 How a thin node ensures the validity of blockchain? 2016-12-15T15:10:51.860

2 Block Confirmation Speed - Bitcoin vs Litecoin vs Potcoin 2016-12-16T21:49:28.447

2 Synchronisation stopped at one specific blockchain 2016-12-20T12:28:10.687

2 Non bitcoin like blockchains 2016-12-25T09:03:33.990

2 Implementing a Blockchain at the very basic level? 2017-01-13T12:22:42.873

2 Duplicate transactions in blockchain 2017-01-16T11:00:32.997

2 How do i loop through all the related address in a given wallet address 2017-02-18T13:52:08.037

2 Is bitcoin just one long block chain or are there multiple chains? 2017-03-20T04:58:30.517

2 Is there a robust way to test for a corrupted blockchain? 2017-03-26T10:46:49.693

2 Can't access Blockchain.info API using ASP.NET 2017-03-27T19:22:52.807

2 Method to measure "distance" between 2 transaction id's 2017-04-02T13:52:44.507

2 How to get Bitcoin historical data from Bitcoin-Core? 2017-04-15T21:45:50.923

2 bitcoind verifychain vs reindex 2017-05-07T01:19:30.857

2 The blockchain lookup speed in a local machine 2017-05-11T07:41:22.170

2 Parse UTXO of a transaction from chainstate 2017-05-11T18:51:03.293

2 What is the best way to download a "recent" UTXO set snapshot? 2017-05-28T05:53:35.050

2 The BTC shows 10^8 times more than what is received in the account 2017-05-31T04:12:04.390

2 Public-Ledger or Public-Journal 2017-06-16T05:47:14.987

2 Why wouldn't miners change the protocol? (e.g. change difficulty) 2017-06-18T21:49:13.210

2 Is the blockchain crossplatform? 2017-06-28T19:36:26.283

2 Are the mining incentives of bitcoin compatible with the existence of a competing Proof-of-Work chain? 2017-07-04T14:20:12.943

2 What will happen if a block is lost on a peer? 2017-07-05T02:04:31.510

2 how to use bitcoin blockchain be useful to authenticate documents? 2017-07-05T22:18:15.407

2 Can I use Armory without having the Blockchain in my laptop? 2017-07-10T21:07:50.040

2 Is it possible to interact with the blockchain through bitcoin-core without a wallet? 2017-07-11T14:57:03.253

2 Why check for multiple nonces despite finding a golden nonce? 2017-07-12T07:02:26.457

2 Is it true to say 51% of nodes should validate a transaction? 2017-07-12T19:09:35.090

2 Do Full Nodes perform Proof of Work to validate a Block? 2017-07-13T04:24:36.397

2 If you had the resources of a Nation-State, could you invalidate Bitcoin chain? 2017-07-20T17:12:00.170

2 Is it possible to explore the blockchain without downloading the blockchain? 2017-07-30T02:05:13.767