Tag Archives: polygon

PHP and Javascript and CSS Shape Drawing Tutorial

It is no coincidence that Geometry and Land Surveying have a lot in common. When there are only small distances we talk about Plane Geometry because the curvature of the earth doesn’t come into the equation. When Earth curvature matters, … Continue reading

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PHP Geographical Overlay Image Map Primer Tutorial

Let’s revisit the HTML image map tag talked about previously, specifically, with HTML Geographical Image Map Primer Tutorial as shown below. This HTML element has good practical use with geographical maps, as we show you today with a (free online) … Continue reading

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