How to Mint an NFT (ETH)

Any digital file can become an NFT (non-fungible token). As an NFT you are able to prove ownership and provenance via the blockchain. What if you are a creator and want to put your artwork up for sale? How do you mint an NFT? What does it even mean to mint an NFT? Minting an … Read more

Argent Review

New users are often intimidated upon entering the crypto space. Hurdles like user-friendliness, private keys, encryption, and wallets is enough to make a beginner’s head spin. With so many complexities to start off, it’s no wonder why mass adoption is slow to come. Design/UX Argent hopes to solve this issue by having an app that … Read more

What is “payable” in Solidity?

In Solidity, we can use the keyword payable to specify that an address or a function can receive Ether. This article shows you how it works and how we can use it. Ethereum Accounts and Transactions Each Ethereum account, either an external account (human) or a contract account, has a balance that shows how much … Read more

Solidity Error Handling with assert(), require(), revert() – A Guide for Python Coders

In Solidity, you can use the require, revert, and assert functions to check error conditions and handle exceptions, but they look similar at first glance, and you might get confused about how to use them. This article will explain their differences, specifically to Python developers. We use a simple smart contract below, taken from the … Read more

Earn Passive and Active Income ($200/h) as a Chainlink Validator and Freelance Consultant

Just stumbled upon this opportunity and freelancing niche that could be highly profitable in the Blockchain industry, fun, and sustainable for decades to come. Do you want to grab this opportunity? References from the video: Official website Chainlink: https://chain.link/ Run a Chainlink node: https://docs.chain.link/docs/running-a-chainlink-node/ The gap — nobody on Upwork offers their focused Chainlink services: … Read more

Bollinger Bands Algorithm – Python Binance API for Crypto Trading

A Bollinger Band consists of three lines: a simple moving average, an upper band, and a lower band. The assumption is that if the real price crosses over one of the bands, this can be seen as a signal to trade in or our of a given asset. For cryptocurrencies, breakout trades are more frequently … Read more

Moving Average Convergence Divergence (MACD) – Python Binance API for Crypto Trading

MACD is a trend-following momentum indicator used for trading. It consists of two lines: The MACD line is calculated by taking the difference between short-term EMA and long-term EMA. Exponential Moving Average (EMA) assigns weights to all the values due to a given factor whereas the latest data point gets the maximum weight, and the … Read more