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-Stack

Closure in JavaScript: What is it?

Modern JavaScript offers a wide range of functionalities that enhance the performance and efficiency of code. Among these features, the concept of a closure in JavaScript stands out as a powerful tool that enables…

Metana EditorialAugust 9, 2024Read

Full-Stack

12 Top Full Stack Project Ideas in 2025

TL;DR Full stack development involves working on both frontend and backend to build complete web applications. Mastering it allows for efficient problem-solving and collaboration. Here are 12 project ideas to improve…

Metana EditorialAugust 5, 2024Read

Jobs

Why Should You Become a Web3 Engineer?

So, you wanna be a Web3 engineer, huh? That's a bold move, kiddo. You're basically signing up to be a digital alchemist, crafting the foundation for the next internet. Web3 is all about shaking things up. We're talking…

Metana EditorialAugust 2, 2024Read

Full-Stack

Master ACME Challenges: Secure Your Site with SSL/TLS Certs

In today’s digital world, providing secure communication online is very important. The risk of exposing sensitive information is a significant concern for both individuals and businesses. SSL/TLS certificates, the…

Metana EditorialAugust 1, 2024Read

Ethernaut Walkthrough

Ethernaut Level 20 Walkthrough: Denial

Ethernaut Level 20: Denial focuses on a vulnerability related to denial-of-service (DoS) attacks . In this article, we'll break down the Denial contract, identify its vulnerabilities, and explain how the Hack contract…

Georgi PlamenovJuly 31, 2024Read

Full-Stack

Boost Web Speed Fast: Essential JavaScript Minifier Tips

In today’s modern web developmen t , performance and speed are important factors when it comes to enhancing user experience and optimizing your web application. The user experience on a web app is a key factor that…

Metana EditorialJuly 30, 2024Read

Full-Stack

Javascript Events: Beginners' Guide

In modern web development, providing a seamless and interactive user experience is crucial. A common challenge for a developer is handling user interactions without disrupting the user flow. This situation needs serious…

Metana EditorialJuly 29, 2024Read

Jobs

How to Find a Job That Suits Me: Your Questions Answered

Finding the right job is not just about earning a paycheck; it’s about securing a role that aligns with your skills, interests, and long-term goals. According to a Gallup study, only 34% of employees in the U.S. feel…

Metana EditorialJuly 26, 2024Read

Full-Stack

JavaScript Frameworks: Angular vs React vs Vue

JavaScript frameworks and libraries have revolutionized web development by providing structured, efficient ways to build complex, interactive applications. Among the numerous options available, three stand out due to…

Metana EditorialJuly 25, 2024Read

Ethernaut Walkthrough

Ethernaut Level 19 Walkthrough: Alien Codex

In this walkthrough, we will guide you through the Ethernaut Level 19: Alien Codex challenge . This challenge is designed to test your skills in array overflow and memory manipulation within Solidity. Our ultimate goal…

Ana RojoJuly 23, 2024Read

Full-Stack

JavaScript and JSON: Working with Data

Imagine creating a sophisticated website that showcases your favorite musicians, complete with their names, genres, and intriguing facts. To effectively manage and display this information, a robust and efficient data…

Metana EditorialJuly 19, 2024Read