Understanding the `this` keyword in JavaScript is crucial for effective development, as its value changes depending on the context in which a function is called. Learn about `this` in different scopes, including global, function, method, and callback, and discover best practices to avoid confusion. Mastering `this` will help you write more efficient and error-free code.

Optimize your development workflow by implementing build and package management best practices. Discover strategies for streamlining build processes, managing dependencies, and ensuring reproducibility in your builds to improve software quality. Learn how to automate builds, use a package manager, and monitor build performance for a more efficient development process.

Create a simple web browser app with multiple tabs using python and pyqt5 Source code link: Download attached zip file Tutorial video link