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The Metana Blog
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-StackObject Oriented JavaScript
TL;DR: JavaScript (JS), the popular language of web development, has a unique relationship with object-oriented programming (OOP). In contrast to class-based languages like Java or C++, JavaScript leverages a prototype-b
Metana EditorialApril 26, 2024Read
Full-StackJavaScript Control Structures
JavaScript, the popular language for web development, empowers developers to create dynamic and interactive experiences. At the heart of this dynamism lie control structures – the building blocks that determine the flow
Metana EditorialApril 25, 2024Read
BlockchainWhy Do People from Other Fields Succeed in Blockchain?
Blockchain, the underpinning system for recording information, has become more than just the basis for cryptocurrency. Blockchain is a system of recording information in such a manner that it makes information almost imp
Metana EditorialApril 24, 2024Read
Full-StackJavaScript Arrays
JavaScript arrays plays a crucial role in data organization in the language. They provide a flexible and dynamic way to store collections of elements, making them essential for various web development tasks, from managin
Metana EditorialApril 23, 2024Read
BlockchainHow to Create a Decentralized Exchange (DEX) Using Solidity
TL;DR A Decentralized Exchange (DEX) allows peer-to-peer trading without intermediaries. To build a basic DEX using Solidity, key components include: Steps to build: Enhancements include LP token functionality, oracle in
Metana EditorialApril 22, 2024Read
BlockchainHow to Create a Token with Solidity
Discover how to create an ERC-20 token with Solidity step-by-step—from setting up your environment to writing, testing, and deploying on Ethereum. Whether you’re a beginner or seasoned dev, this guide makes token develop
Metana EditorialApril 19, 2024Read
Smart ContractsSmart Contract Auditing: Essential Guide for Blockchain Security
Smart contracts, the self-executing code on blockchains, have revolutionized various industries. From decentralized finance (DeFi) to supply chain management, their potential is undeniable. However, with great power come
Metana EditorialApril 18, 2024Read
Full-StackFunctions in JavaScript
Functions are the foundation of well-structured, maintainable, and scalable JavaScript code. They encapsulate a specific task, promoting code reusability and fostering modular programming practices. This article dives in
Metana EditorialApril 17, 2024Read
Full-StackJavaScript Variables
Variables are the fundamental building blocks of any programming language. They act as named containers that store data, allowing us to manipulate and reference that data throughout our code. In JavaScript, variables pla
Metana EditorialApril 11, 2024Read
BlockchainEasy Guide to Solidity and IPFS Integration: Improving Blockchain Apps
The world of blockchain technology is full of new and exciting ideas. Blockchains are great because they are very secure and can’t be easily changed, but they don’t have a lot of space to store information. That’s where
Metana EditorialApril 10, 2024Read
BlockchainUnderstanding Chainlink and Solidity Integration for Better dApp Development
Blockchain technology is really innovative, and smart contracts are a big part of that. Smart contracts are like automatic agreements that run themselves, but they have a problem: they can’t interact with the outside wor
Metana EditorialApril 9, 2024Read
Full-StackHow JavaScript Works? All You Need to Know
JavaScript (JS) is the most common language used to make websites interactive. From the tiny animations that grab your attention to the complex applications running seamlessly in your browser, JavaScript plays a huge rol
Metana EditorialApril 4, 2024Read
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