See Also
ELI5: Blockchains explained in simple terms
A blockchain is a database formed by a sequence of entries called (you guessed it) blocks. Blockchains have a special characteristic by which any attempt to modify one of its entries would modify the entire chain. It is, therefore, an immutable data structure, which stores blocks in chronological order of insertion. This makes blockchain a […]
Bitcoin vs. Bitcoin Cash : Two coins with matches, playing in gasoline [Nov 2017]
“The nuclear arms race is like two sworn enemies standing waist deep in gasoline, one with three matches, the other with five.” – Carl Sagan Cryptocurrencies are in a strategic inflection point. The big investors behind Bitcoin Cash have decided to take on BTC after their, in hindsight strategic, 2X retreat. Will it Work? Carl […]
qt/bitcoin.h in Qt Bitcoin Core source code
qt/bitcoin.h pulls the config/bitcoin-config.h definitions that were generated by the configure script during the build process. This header also contains the Qt Q_OBJECT BitcoinCore class which handles 3 signals and provides 2 slots. (If you’re not familiar with Qt, please go here for an intro to slots and signals or here for an explanation about […]
optional.h a pre-C++17 optional type in the Bitcoin source code
optional.h is a stub that’ll likely get removed from Bitcoin Core at a future date when C++ 17 gets formally adopted for the entire project. By reading the Bitcoin Core sources you can see that lots of sections could use C++ 17 idioms. Let’s keep in mind though that Bitcoin Core is high security software […]