317 Articles 1 Followers
26 Apr 2020 3 minute read 1 comment alexroan $0.76
Always use OpenZeppelin Don’t get me wrong, writing smart contracts from scratch is a great learning tool. Tasking yourself with creating an ERC20-compliant contract from start to finish is one of the best ways to gain an understanding of the logic...
25 Apr 2020 5 minute read 0 comments alexroan $0.88
1. Define the Purpose Before starting, make sure you have a clear understanding of what your smart contract is supposed to do. What value does it add? How should it be used? Consider the question of whether or not it even needs to be a blockchain app...
25 Apr 2020 5 minute read 0 comments alexroan $0.04
ERC-721 tokens: What they are? How do they work? How can we use them? ERC-20 vs. ERC-721 At the height of the ICO bubble in 2017, ERC-20 tokens were everywhere. They were used as a form of crowdfunding by tech companies, with some claiming future use...
25 Apr 2020 5 minute read 14 comments alexroan $1.03
Use testnets and free web services to deploy Ethereum DApps for free Building a portfolio of decentralized applications (DApps) is the best way to show the world you’re a blockchain developer. You might think that maintaining a portfolio of public DA...
25 Apr 2020 2 minute read 9 comments alexroan $1.31
Kovan, Rinkeby, Sokol, Görli & Ropsten Introduction Any new software destined to be released into the wild has to be well tested. Deploying a DApp directly to the Ethereum Mainnet before first testing it on a testnet would be extremely reckless. The...
25 Apr 2020 6 minute read 1 comment alexroan $0.07
What is Truffle Suite? Truffle is the world’s most popular blockchain development suite. Using their own words: “A world-class development environment, testing framework, and asset pipeline for blockchains using the Ethereum Virtual Machine (EVM), ai...
23 Apr 2020 5 minute read 1 comment alexroan $0.68
How to land your dream job in crypto Applying for a new job can be hard. Applying for a job in an industry you're specifically targeting is harder. If you’re looking to steer your development career towards Blockchain but don’t know how or where to a...
22 Apr 2020 8 minute read 5 comments alexroan $0.34
This is a tutorial on how to develop, test & deploy an Ethereum Smart Contract to a public testnet The full working project code is available on Github Introduction This article explains step by step instructions of how to use the Truffle Suite to d...
22 Apr 2020 2 minute read 2 comments Allen Walters $0.75
Weiss Crypto Ratings has rated Tezos as the number 1 coin ranked by technology. Tezos is their number 3 pick in their rankings by market momentum. "The Technology Model. The Weiss Crypto Ratings proprietary model which evaluates each cryptocurrency’s...
22 Apr 2020 10 minute read 0 comments alexroan $1.10
How to write your first Hyperledger Chaincode smart contract Prerequisites: Understanding of Blockchain, Ethereum Smart Contracts, and Go or NodeJS In my opinion, Ethereum is the perfect entry point to begin learning about Blockchain Development and...
