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HTML

HTML determines the structure of web pages. This structure alone is not enough to make a web page look good and interactive. So, you’ll use assisted technologies such as CSS and JavaScript to make your HTML beautiful and add interactivity, respectively. (freecodecamp.org)

Hotfix

Much as the name implies, a hotfix is a software update created to correct a program’s bug or security breach. Hotfixes are usually developed quickly to minimize the effects of the problem in the software.