:Has Selector in jQuery is powerful filtering selector it allow you select elements based on presence descendant element that matche given selector.| Tutorials
:Empty Selector in jQuery a formally recognized or valid selector type that you would intentionally use. encounter what appears be "empty selector.| Tutorials
Understand how JavaScript's case sensitivity impacts variable naming, function calls, and object properties, which might cause issues| Tutorials
HTML elements mark, del,ins, and small are the text formatting elements in HTML5, which are used to the text like highlighting, strikehtorugh and inserted.| Tutorials