A resume is supposed to be generalized single page view of your experience.

Have

• Someone to look over your resume so they can catch mistakes
• Descending order of experience
• A link to a more detailed Curriculum Vitae
• publications
• external links which show you are productive
• a brief cover letter only if the position is different from your experience or you have been out of the game for a while explaining why you are relevant or what you have been doing to stay up to date.

Have Not

• More than one page
• Experience older than 10 years
• references
• images
• misspellingas*
• All specific versions of operating systems or hardware brands

*intentional