At some point, your code will not work. You could spend hours trying to google for a solution. Instead, use the JavaScript stack trace to find the problem. A beginner-friendly overview of the JavaScript stack trace and tips on how to use it. Jennifer Bland is a Senior Software Developer and Google Developers Expert. She has more than ten years of development experience working for companies like CNN, Coca-Cola and Apple Computer. Jennifer is the author of the book “Developing e-Business Applications Using Lotus Domino on the AS/400″, published by IBM. She runs the website codeprep.io which provides interview questions to assist programmers in preparation for job interviews. Her personal website is jenniferbland.com. Jennifer holds a B.A. in History from Furman University and an MBA from San Jose State University.