Tag Archives: Land Surveying

PHP and Javascript and CSS WebGL Prism Tutorial

To infinity and beyond!! … well, at least to the 3rd dimension … yes, we’re rejoining our Geometry and Land Surveying theme today, rejoining the discussion of PHP and Javascript and CSS Shape Rotation Tutorial as shown below, but giving … Continue reading

Posted in eLearning, Games, GUI, Land Surveying, Tutorials | Tagged , , , , , , , , , , , , , , | 19 Comments

PHP and Javascript and CSS Shape Rotation Tutorial

We’re continuing on with our Geometry and Land Surveying theme today, following on from yesterday’s PHP and Javascript and CSS Shape Drawing Tutorial as shown below. When there are only small distances we talk about Plane Geometry because the curvature … Continue reading

Posted in eLearning, Event-Driven Programming, GUI, Land Surveying, Tutorials | Tagged , , , , , , , , , , , , , , , , | 15 Comments

HTML5 Canvas Map Clickaround Follow Up Tutorial

HTML5 brought in the incredibly useful “canvas” element, for the first time. Its existence opens up a whole new world of possibilities for web applications that are graphical by nature, as we saw yesterday with HTML5 Canvas Map Clickaround Primer … Continue reading

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HTML5 Canvas Map Clickaround Primer Tutorial

HTML5 brought in the incredibly useful “canvas” element, for the first time. Its existence opens up a whole new world of possibilities for web applications that are graphical by nature. With the canvas element’s drawImage() method you can draw more … Continue reading

Posted in eLearning, Event-Driven Programming, GUI, Land Surveying, Tutorials | Tagged , , , , , , , , , , , , , , , , , , , , , , , , | 27 Comments

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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Lisp Primer Tutorial

Have you heard of Lisp, the programming language? Do you remember how incredible Hewlett Packard calculators were back in the 1970’s (we did as Land Surveyors … they were the bee’s knees, especially to program for those Land Surveying calculations). … Continue reading

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PHP/Javascript/HTML Great Circle Distance Tutorial

Here is a tutorial that calculates Great Circle Distances on Earth via the entry of Latitude and Longitude. The calculations are not true geodesic calculations and so, we will show the result to the nearest metre. We assume the radius … Continue reading

Posted in eLearning, Land Surveying, Trips, Tutorials | Tagged , , , , , , , , | 17 Comments

CAD Primer Tutorial

CAD or Computer Aided Design has been an area of continual improvements in sophistication with software as computer power, generally, grows. It was once a strictly two dimensional idea and it took off, particularly in the fields of surveying, photogrammetry … Continue reading

Posted in eLearning, GUI, Land Surveying, Photography, Software, Tutorials | Tagged , , , , , , , | 2 Comments