Category Blockchain

Blockchain

Blockchain

Blockchain technology introduction Blockchain technology becomes a trend and it is increasingly mentioned in many business and technical communities. blockchain is a fully-distributed, peer-to-peer software network that makes use of cryptography to securely host applications, store data, and easily transfer…

Solidity concatenate strings

Solidity concatenate strings

Introduction In the old versions, Solidity didn’t offer a straightforward way to concatenate or compare strings as other programming languages.  Solidity with the new versions from v0.8.12 offers a simple string manipulation through standardized usage. string.concat is supported from Solidity…

NFT under the hood

NFT

Introduction to NFT NFT stand for Non-fungible token, NFT is a token that may represent something physical in real life. For example, NFT may be a digital representation of an image, in-game item, videos, or anything else. NFTs are sold…

Solidity require function

Solidity

Introduction Solidity, blockchain, and a variety of other related concepts and technologies can become relatively new for novices, it may become difficult to grasp the process behind them. The Solidity programming language is also young. Various programming languages exist that…