JavaScript code can access and manipulate the browser's DOM tree. Using JavaScript we can add interactive behavior to our...
Understand at least the following CSS concepts: Classes Selecting elements for styling Basic styling (color, typography, spacing)
Web technology is a broad field and you cannot be an expert in all aspects. However, it is useful to...
A common task in web applications is to add client-side JavaScript behavior to existing HTML elements.
While working on a Rails application, your code base will grow a collection of different file types including: Ruby (business...
Get an idea of the varying support for HTML/CSS/JavaScript features in different browsers like Chrome, Firefox, Internet Explorer, Edge...
Rails is our web framework. Goals Be able to write a simple Rails application. Understand how Rails talks to the...
When your code does not behave as expected, you can use a debugger statement ("breakpoint") at any point in your...
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The need for clearfix hacks has been greatly reduced since we could layout with Flexbox or CSS Grid.
All browsers + IE9 know the CSS :empty selector. It lets you hide an element when it has no content, i.e...