How to Troubleshoot JavaScript Errors Using Chrome DevTools
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When a JavaScript error likeUncaught TypeError: Cannot read properties of undefined (reading ‘opacity’)appears on your website, it can be confusing. … Read More
HTML1506: Unexpected token in IE
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Yesterday, I received a support task from one of my clients. It was urgent because the users could not buy … Read More
How to validate a form with jQuery validation plugin
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When you want to do the form validation you can do from the client-side and server-side. I like to do … Read More
How to avoid jQuery conflicts in WordPress
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WordPress developers know that jQuery in WordPress runs in noConflict mode. This means when you enqueue the script that is … Read More
How to trigger a click on a link using jQuery
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Today I am working on some small tasks. It should not take long. But I stuck on one issue for a … Read More
Upload file won’t send to backend with Ajax
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Story You create a form with the file input field (such as upload image file) and other text input fields. … Read More