See Also
256 Bit Integer commented uint256.cpp from Bitcoin Core source code
If you’ve developed systems in C or C++ before then you’re probably familiar with the stdint.h (cstdint for C++) typedefs. Since there’a lot of variation between platforms, stdint.h standardizes integer type names in an intuitive way. A uint8_t is an 8-bit unsigned integer and a uint64_t is a 64 bit unsigned integer. What you won’t […]
ELI5 Bitcoin Puzzle Transactions
As the name implies, Bitcoin puzzle transactions are created as a challenge and not for the usual purpose of monetary transfer. Puzzles can be published for several reasons, including software test bounties, marketing campaigns or just for fun. Early Puzzles In the early days of Bitcoin, when $BTC coins could be found for free on […]
ELI5 Proof of Stake (PoS) – How does PoS work?
In the cryptocurrency universe, Proof of Stake (PoS) is one of the most popular alternatives to the Proof of Work (PoW) family of consensus mechanisms. While PoW systems invest large amounts of energy to make sure transactions are legit, PoS does not require mining hardware. Proof of Stake “miners” (stakers) must lock a financial stake […]
Bitcoin Blockchain to MySQL ETL Tool
Crypto.BI Toolbox comes with an ETL tool that allows you to extract data from the block DAT files and import the blockchain into MySQL. If you got the blocks directory configuration set up correctly, then you can run the ETL tool. Go to the Crypto.BI Toolbox installation directory and run: $ ./toolbox/db/blocks_to_sql > <output_file.sql> This […]