Learn how to master error handling in Ruby and enhance logging with log4net in this comprehensive guide. Explore the try-catch mechanism in Ruby using begin-rescue blocks to manage exceptions efficiently. Understand how to handle multiple exceptions, leverage ensure for cleanup, and implement best practices for robust error management. Dive into log4net, the powerful .NET logging framework, with step-by-step examples of setup, configuration, and usage for improved debugging and application monitoring. Whether you're a Ruby developer or a .NET enthusiast, this blog equips you with practical insights to build reliable, maintainable, and scalable applications with superior error handling and logging.