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Prince Philip was born on the island of Corfu in Greece, on June 10, 1921. As members of Greek and Danish royalty, Philip and his family were banished from his native country when he was young, with the boy subsequently living in France, Germany and Britain. Philip married Queen Elizabeth II before her ascension to the British throne in 1952. Their children include Prince Charles, heir apparent to the throne, Anne, Andrew and Edward. Philip served as the British royal consort for more than six decades. Queen Elizabeth II became queen on February 6, 1952, and was crowned on June 2, 1953. She is the mother of Prince Charles, heir to the throne, as well as the grandmother of Princes William and Harry. As the longest-serving monarch in British history, she has tried to make her reign more modern and sensitive to a changing public while maintaining traditions associated with the crown. This is the descriptive, concise biography of Prince Philip & Queen Elizabeth II.

Edizione 2021.Blockchain la tecnologia che permette l'esistenza delle criptovalute. Bitcoin il nome della criptovaluta pi conosciuta, quella per cui stata inventata la tecnologia blockchain.Una criptovaluta un mezzo di scambio, come il dollaro statunitense, la sterlina britannica o l'euro, ma digitale e utilizza tecniche di crittografia per controllare la creazione di unit monetarie e per verificare il trasferimento di fondi.Questa l'introduzione descrittiva alle criptovalute e alla tecnologia Blockchain. Le 160 pagine di questo libro spiegano la tecnologia e le varie criptovalute, tra cui Bitcoin, Ethereum, Ripple, Tether, Polkadot, Cardano, Stellar, Litecoin, Bitcoin Cash e Dogecoin.

Bitcoin is the world's leading cryptocurrency based on a decentrally organized booking system. Payments are legitimized cryptographically and processed via a network of computers with equal rights (peer-to-peer). Unlike the traditional banking system, no central clearing of money movements is necessary. Proofs of ownership of Bitcoin are stored in personal digital wallets. The exchange rate of a Bitcoin to legal tender follows the principle of pricing on the stock exchange.The Bitcoin payment system was invented by Satoshi Nakamoto, appearing under a pseudonym, according to Nakamoto in 2007, who described it in a publication in November 2008 and released open-source reference software for it in January 2009. The Bitcoin network is based on a decentralized database shared by participants, the blockchain, in which all transactions are recorded. Cryptographic techniques are used to ensure that valid transactions with Bitcoins can only be made by the respective owner and that monetary units cannot be issued more than once.New Bitcoin units are created by solving cryptographic tasks called mining.This is the descriptive, concise short introduction to Bitcoin.

Bitcoin es la principal criptomoneda del mundo basada en un sistema de reservas organizado de forma descentralizada. Los pagos se legitiman criptogr ficamente y se procesan a trav s de una red de ordenadores con los mismos derechos (peer-to-peer). A diferencia del sistema bancario tradicional, no es necesaria una compensaci n central de los movimientos de dinero. Las pruebas de propiedad de Bitcoin se almacenan en carteras digitales personales. El tipo de cambio de un Bitcoin con respecto a la moneda de curso legal sigue el principio de fijaci n de precios en la bolsa de valores.El sistema de pago Bitcoin fue inventado por Satoshi Nakamoto, apareciendo bajo un seud nimo, seg n Nakamoto en 2007, quien lo describi en una publicaci n en noviembre de 2008 y lanz un software de referencia de c digo abierto para ello en enero de 2009. La red Bitcoin se basa en una base de datos descentralizada y compartida por los participantes, la blockchain, en la que se registran todas las transacciones. Se utilizan t cnicas criptogr ficas para garantizar que las transacciones v lidas con Bitcoins s lo puedan ser realizadas por su respectivo propietario y que las unidades monetarias no puedan ser emitidas m s de una vez.Las nuevas unidades de Bitcoin se crean resolviendo tareas criptogr ficas llamadas miner a.Esta es la breve introducci n descriptiva y concisa a Bitcoin.