Code & QA Zone: Tutorials, Tools, Guides & Tips for Developers & Testers

Top Free Public APIs for Your Next Project (2025)

APIs provide access to pre-built functionalities and data that allow us to integrate them into our applications without having to build that part of the logic from scratch. This can save time for building the other part of the app to allow us to focus on adding the unique and interesting touch. ...

HTTP Status Codes Explained: A QA-Friendly Guide

In this post, we’ll explore the different types of HTTP status codes, highlight the most common ones ...

When to Use GET, POST, PUT, DELETE and PATCH in REST APIs

In this post, we'll learn about the most commonly used HTTP methods that every QA engineer *and even ...

Breaking Down HTTP Requests: What QA Engineers Need to Know

In this article, we’ll break down what an HTTP request is, how it is structured, and how each compon ...

Understanding RESTful APIs: Why QA Engineers Should Care

Nowadays, RESTful APIs are a key part of modern web and mobile applications. For QA engineers, under ...