Managing Errors

Preventing and handling errors is a topic that deserves a full book dedicated to it. Here, I give you a brief overview and some useful advice.

Preventing and handling errors

You must have an error-handling strategy for the JavaScript layer of a web application, because any JavaScript error can cause a web page to become unusable. The basis of this strategy should be understanding when and why errors occur. Most users are not technical and can easily get confused when something doesn’t work as expected. In most cases when they face an error, they reload the page or try to navigate away and ...