Computing: Website and Database Applications

My web and database applications.


1. Mathematics: Equations exercise generators.
 
1.1. Linear equations in 1 variable.
1.2. Two-by-two linear systems.
1.3. Three-by-three linear systems.
1.4. Logarithm equations.
2. Science: Biology tools.
 
2.1. DNA molecular weight calculator.
3. Website: Webserver directory listing.
 
3.1. Directory listing on Apache webservers.
3.2. Custom directory listing using PHP.
4. Website: Website visits analysis.
 
4.1. Website visits analysis overview.
4.2. Simple visits count.
4.3. Seven last days visits display.
4.4. Current month visits statistics.
4.5. Total visits per month charts.
4.6. Sections visits percentages chart.
5. Website: HTML (and Free Pascal) color picker.
 
5.1. HTML and RGB colors.
5.2. Free Pascal and TColor variables.
5.3. The "Color picker 2019" application.
5.4. "Color picker 2019" online
6. Various: Online games.
 
6.1. Simple Nim.