Extreme Programming, also popularly known as XP, is type of Agile methodology which believes in good coding practices with high emphasis on quality by doing things once only and is considered to be the originator of stories.
Scrum is the most widely used Agile methodology around the world. Scrum focuses more on project management level for prioritization of work and getting feedback. Scrum is based on three pillars; visibility, inspection and adaptation.
A generally accepted prominent feature of good work ethics is arriving at your job on time. The practice of an employee coming in on time speaks volumes about richness and effectiveness of company’s culture and work environment, respectively.