Every php file you create must be included at some point before you use it. but as the website becomes bigger and the number of files increases, it becomes extremely difficult to keep track of the files. if you can't organize your code you might find yourself including the same file multiple times. and the code itself will look ugly and might not be resources friendly... Read More

Create professional exams with LaTeX using the exam document class. Learn how to customize question types, include solutions, and toggle between student and correction views.... Read More