Simple example of Ethereum Dapp! Without central server. All with Javascript and MetaMask

English – https://elconsejosimpatico.github.io ElConsejoSimpatico.org is something like a totally decentralized Twitter, to test any kind of CENSORSHIP and DDoS attack (Denial of Service), based on smart contracts in the blockchain of Ethereum using only HTML5 pages and javascript type Web3 to work. Remember that you must use MetaMask in your browser, or use Brave as…

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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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Knowtech the first Spanish center to offer the #BLOCKCHAIN courses of the Blockchain Training Alliance

Barcelona is going to be the next link in the technology and entrepreneur ecosystem. The city and the region of Catalonia are carrying out extensive plans to transform the region into a tech ecosystem. This transformation involves startups, big corporations, universities and government working together to compete with the biggest active tech hubs around the…

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Smart-Contracts with Qtum

Qtum is another Chinese Ethereum like NEO ( we talked about NEO in the previous post: NeoLink: The MetaMask for NEO ) Qtum specifications are: Anonymity and robust security like Z-Cash Smart-Contracts development like Ethereum Integrates Segwit and Decentralized Governance Protocol. Uses UTXO model like Bitcoin, more efficient than Ethereum…. Staking Qtum in your wallet for a time…

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