Optimal strategy for safe Oracles use in web3
2023-01-11
Smart contracts,Blockchain,Blockchain architecture
0 Comments3 Minutes
The oracle's business model is to execute off-chain (off-blockchain) queries and return them to the contract in exchange for a fee, which the contract pays by asking oracles for off-chain data.
How to achieve decentralization using Oracles in blockchain?
2023-01-10
Blockchain,Ethereum,Blockchain architecture,Software Development
0 Comments3 Minutes
So how do we create a decentralized oracle? The model is as follows: a contract should ask several oracles to execute the same query, get results from each oracle, and then determine the correct answer on its own based on multiple results (answers from multiple oracles).
How to read non-blockchain data in smart contracts and how Oracle works?
2023-01-09
Smart contracts,Blockchain,Ethereum
0 Comments3 Minutes
External data to the smart contract (from outside the blockchain) can be provided only, as parameters (arguments) of its call. Oracles are software running outside the blockchain, which listens for "requests" by smart contracts for external data, and then provides this data to the smart contract, by calling the appropriate…
Turn your self hosted Lightning Network node to public in 10 minutes
2021-06-25
6 Comments25 Minutes
In this article I will explain how can you setup self hosted Lightning Network (at home or anywhere) to get public (not changing) IP for 5$/month what will make your node public - other nodes will be able to open channels to your node. This is not TOR based solution. This is not DDNS based solution.
How I lost 1 year of life doing failed crypto startup
2020-10-04
0 Comments48 Minutes
In April 2019 I decided to completely stop developing my cryptocurrency project ending entire year of full time work in failed tech startup which I wanted to create. During that time: I spent about 2200 hours hardcore coding, writing, meeting, pitching, calling and everything else related to building a startup - in that case a…
Plutus – Cardano web3 solution architecture
2023-01-20Blockchain,Smart contracts,Cardanoshort_en
Plutus is Cardano's smart contracts platform. We develop web3 solutions for Cardano in Haskell. Cardano is based on EUTXO, as is Bitcoin.
0 Comments10 Minutes
Cardano – key features of the 3rd generation blockchain
2023-01-18Smart contracts,Cardano,Blockchain,Blockchain architectureshort_en
Cardano is built on Haskell and based on the dedicated Ouroboros consensus algorithm. The blockchain's cryptocurrency is ADA.
0 Comments5 Minutes
Learn about the Chainlink ecosystem features for web3
2023-01-13Smart contracts,Blockchain,Blockchain architectureshort_en
Chainlink Oracles, data feeds, VRF and automation - these are leading features of Chainlink available for smart contracts and web3
0 Comments3 Minutes
Bitcoin for the spirit.
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I create substantive content on blockchain, at the intersection of technology, economics, sociology and even politics.
I’m blockchain engineer – sharing my tech expertise, ideas and critical thoughts.