Overview Certifications help professionals validate programming expertise, allowing individuals to stand out in a competitive ...

Understanding relational databases and their structure. Writing SQL queries to interact with databases, including basic CRUD (Create, Read, Update, Delete) operations. Designing simple databases and ...

Preserves useful defaults, unlike many CSS resets. Normalizes styles for a wide range of elements. Corrects bugs and common browser inconsistencies. Improves usability with subtle modifications.