Ties.DB a database in Ethereum with Smart-Contracts

Imagine a way to create a Database over Ethereum using Smart-Contracts. Imagine a mix with Ethereum Blockchain and NoSQL Apache Cassandra technologies. Imagine searching using CQL over your Database over Ethereum. That’s Ties.DB!! We can make a try in this web. (You must use MetaMask in your Browser connected to Rinkeby Ethereum test-network and some Ether…

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How to build your own Blockchain/coin with the same technology like Monero (XMR)

We will use the blockchain-base-code of the CryptoNote Foundation. See link Requisites: Buy one or two Ubuntu-based dedicated servers (at least 2Gb of RAM) for seed nodes. Time and follow the link instructions. See link Example of coins based on cryptonote code: Bytecoin (BCN) Dashcoin (DSH) Monero (XMR) Croat (CROAT) the new Catalan altcoin Characteristics: PoW…

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Web3.js Documentation and examples

The web3.js library is a collection of modules which contain specific functionality for the ethereum ecosystem. The web3-eth is for the ethereum blockchain and smart contracts The web3-shh is for the whisper protocol to communicate p2p and broadcast The web3-bzz is for the swarm protocol, the decentralized file storage The web3-utils contains useful helper functions for Dapp developers. Here the full documentation. Here…

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Workshop en Barcelona: Cómo invertir con BITCOIN y ETHEREUM

Código curso: 10092 Fabricante: KNOWTECH Especialidad: workshop Nivel: Intermedio Duración: 3 horas Precio: 60 € BLOCKCHAIN , BITCOIN , ETHEREUM , TOKEN , GNOSIS , GOLEMS , RIPPLE , WORKSHOP Descripción BlockChain está aquí y ha venido para quedarse. Que mejor introducción que la siguiente: En 2009, un hombre de Noruega compró 27$ en Bitcoins mientras escribía una tesis sobre encriptación, y luego se olvidó de ellos… 4 años después, después de que Bitcoin subiera…

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