How can a developer make changes to deployed smart contract?
smart contract are immutable which means once they are deployed, they cannot be changed but what if the developer wants to make changes to the code
Michael Fawole
Michael Fawole is a Blockchain and web application developer with 7+ years of experience and 3 years plus of experience in blockchain dapp development.
Latest articles
overflow and underflow in solidity
Hello readers, in this article I will be explaining explicitly overflow and underflow in solidity. Before I define what overflow and underflow are, you need to know about unsigned integer(uint). Overflow and underflow happens because of uint and reas...
msg.sender, msg.value and address(this)
Solidity Simplified
Iterable Mapping in solidity
Hello readers, in this article, I will be explaining explicitly what we called Iterable mapping using code. First step is to declare your pragma solidity and the contract name. pragma solidity ^0.8.0; contract Michael{ } Declare mapping balances w...
How to name your token in solidity
Naming token in solidity for beginner.
View and Pure function in solidity
Hello readers, in this article, you are going to learn the difference between view and pure function scope and when to use them. Let first declare solidity compiler version and then the contract. pragma solidity ^0.8.10; contract ViewPure { } Where...
How to pause functions in solidity
Solidity function pausing mechanism
Easy way to understand boolean in solidity
Boolean datatype in solidity
For and foreach loop in php
Hello readers, in this article, I will be explaining for and foreach loop in php. Let first attend to for loop. For Loop A for loop is used to repeat code over a particular number of times. Below is how to iterate using for loop in php. <?php for($...