Not a trendy site. Just a dos dinosaur playing around.

CyberJerry Site Map
 
Landing page - YOU ARE HERE
 
 
 
 
Calculate seconds between 2 dates
 
 
Sunlight hours per day
 
 
Fractional-exponential integers
 
 
 
 
 
Ways to contact Jerry
 
 
 
 
 
Internet's best Sudoku analyzer
 
 
 
 
Jerry's blog
 
 
 
 
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photo pages
 
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rev. 2025.05.17