On May 21, Tianjin and Baidu reached a partnership to build smart cities in Tianjin Binhai New Area and China-Singapore Eco-City by using blockchain, artificial...
The Ethereum Application Development interface refers to the API interface provided by the Ethereum node software that decentralized applications can use to access smart contracts...
When you're developing a decentralized ethereum application, you have to interact with Ethereum, and you can't do that without Web3. The Geth console (REPL) implements...
The ethereum network's limited transaction processing power is known to have greatly hindered its efforts to become a "world computer." Ethereum founder Vitalik has publicly...
The most important concept in Ethereum: smart contracts. Relative to the currency, "script" in intelligent contract can be said to be the currency of the...
Some time ago I made a Dapp demo, called nail book (http://ds.bdaily.club). Through block chain technology, prove the ownership of user articles, and build a...
In the blockchain digital asset market, I always have a feeling that the development of digital asset wallet (+V信 ruIEC2723) technology will dominate the market...
The first half of this article is for translations of the official Solidity document (current version: 0.4.20) and the second half is for code explanations...
Humanity "chaos begins, and the world begins to form". Compared with the mature cognitive system, the current domestic blockchain technology circle is more like being...
Solidity Tutorial Series part 4 - Solidity Data Location Analysis. This section is not very clear-cut in the official English documentation so I have included...
Blockchain technology Guide a systematic introduction to the blockchain field what is Ethereum? What is a smart contract? Blockchain key points explain (a) simple to...
With the popularity of crypto cat, FOMO3D and other games, decentralized applications are popping up everywhere in the game field. Here is a simple and...
What is blockchain? In essence, blockchain is a method of distributed data storage, which brings immutable benefits. Blockchain is a decentralized system, and in order...
Ethereum is currently facing a backlog of transactions, leaving some transactions unprocessed for hours or even days. This article explains how transfers can get stuck...
Part 3 of the Solidity tutorial series - Solidity function types. For a complete list of articles in the Solidity series, see the category -Solidity....
Ethereum decentralized web wallet development series, will start from scratch to develop a wallet that can be actually used, this series of articles is the...
Special thanks to Tim Swanson for his review and further discussion of his views on settlement certainty. The issue of certainty of settlement has been...
In this game, we use the ERC721 Tokens standard, usually ERC20 Tokens. Interested children can study the difference between the two standards. ERC721 Tokens has...
Learn the difference between constant, View, pure in the Solidity syntax of ethereum's smart contract language. The function modifiers constant, view, pure in Solidity are...
Transactions are at the heart of the Ethereum blockchain (or any blockchain like it). When you interact with the Ethereum blockchain, you are executing a...
Systems like Ethereum (and Bitcoin, NXT, Bitshares, etc.) are essentially new cryptoeconomic organizations -- decentralized, non-governing institutions built entirely in cyberspace, maintained by cryptography, economics,...