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The Metana Blog
Meet our authors →Guides, tutorials & career tips.
Expert-written guides on Full-Stack Development, Web3, AI, Data, and Cybersecurity — built for aspiring engineers and tech professionals ready to level up.
Full-StackIs Full Stack Development Hard? A Comprehensive Guide
Are you considering a career in full stack development? Do you find yourself wondering if it's really as difficult as it seems? In this comprehensive guide, we will delve into the world of full stack development,…
Metana EditorialJanuary 16, 2024Read
Blockchain[SOLVED] "evm: execution reverted" Error
TL;DR EVM execution reverted errors occur when smart contracts encounter rule violations, preventing incorrect transactions from executing on the Ethereum blockchain Common causes include business logic violations,…
Metana EditorialJanuary 12, 2024Read
Full-StackFull Stack Developer Salary: Guide for 2025
Did you know that the number of open full-stack developer jobs is growing 20% faster than the average for all occupations? That's because they are the all-rounders of the industry, equally skilled in both front-end and…
Metana EditorialJanuary 11, 2024Read
Full-StackFull Stack Developer vs. Software Engineer
In the exciting world of building software, you often hear about full stack developers and software engineers. They kind of seem similar but are actually different in cool ways. They do different things, know different…
Metana EditorialJanuary 8, 2024Read
Smart ContractsSolidity vs Rust: The Key Differences Explained
TL;DR Solidity: Easy-to-learn, object-oriented language designed specifically for creating smart contracts on the Ethereum blockchain. Rust: Powerful, multi-paradigm language focused on memory safety and high…
Metana EditorialJanuary 3, 2024Read
BlockchainWhat are Ethereum Gas Fees: A Comprehensive Guide
TL;DR: Ethereum gas fees are payments for the computational work needed to process transactions on the Ethereum network. They vary based on gas price (cost per unit, in Gwei) and gas limit (maximum units allocated per…
Metana EditorialJanuary 1, 2024Read
Smart ContractsSolidity Operators: A Comprehensive Guide
Operators are the mini-commands that make code come alive! They're like special symbols that tell a computer what actions to perform on values and variables. Think of them as the tools that let you craft calculations,…
Metana EditorialDecember 20, 2023Read
JobsCanadian Government Fundings for Education: An Extensive Guide
TL;DR The Canadian government offers various funding programs for education at both federal and provincial levels. Federal programs include the Canada Student Loans Program, Canada Education Savings Program, and Canada…
Metana EditorialDecember 8, 2023Read
Jobs15 Common Web3 Interview Questions and Answers
Does Web3 seem like a complex term? There's no need to fret, it merely represents the evolution of the internet into something more user-friendly and privacy-focused. With this new phase of the internet, Web3, gaining…
Metana EditorialDecember 2, 2023Read
Smart ContractsUnderstanding Solidity Methods: How They Differ from Functions
You probably already know about Solidity, right? It's a programming language that helps us create smart contracts on the Ethereum network. It's quite similar to JavaScript, and we use "functions" and "methods" a lot…
Metana EditorialNovember 28, 2023Read
Smart ContractsUnderstanding Solidity Global Variables: Types and Uses
Solidity is a popular programming language for writing smart contracts on the Ethereum blockchain. In Solidity, global variables play a crucial role in the functioning of smart contracts. These variables provide…
Ali KansoNovember 7, 2023Read
Smart ContractsUnderstanding Solidity Functions: Types and Use Cases
TL;DR Solidity functions define a smart contract’s behavior and can be public, private, internal, or external. Function types include view (reads state), pure (no state access), and payable (receives Ether). Inputs &…
Ali KansoNovember 1, 2023Read
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