Tag Archives: geographic information system

Local GIS Primer Tutorial

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Another implication of a change of street address, for us recently, being so interested in … the “where of life” maps land use (and/or town planning) … even as an amateur, is that that may bring new opportunities regarding Geographic … Continue reading →

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Javascript Convex Polygon Analyze Arguments Tutorial

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The recent Javascript Convex Polygon Analyze Tutorial lacked some straightforward means by which the user could control (via ? and & address bar URL argument manipulations) … newly instigated “glow” CSS as per … var dglowc=”; if (document.URL.indexOf(‘glow=’) != -1) … Continue reading →

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Javascript Convex Polygon Analyze Tutorial

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We progress on our latest web application from the progress up to Javascript Rotated Rectangle Analyze Tutorial by allowing for … unrotated triangle unrotated convex 5 sided polygon unrotated convex 6 sided polygon unrotated convex 7 sided polygon unrotated convex … Continue reading →

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Javascript Rotated Rectangle Analyze Tutorial

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The Javascript logic of the recent Javascript Rectangle Analyze Follow Up Tutorial needed no trigonometrical mathematics, but the simple progression from … HTML div rectangle data … to … randomly rotated HTML div rectangle data … via CSS style=”transform:rotate(30deg);transform-origin:left top;” … Continue reading →

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Javascript Rectangle Analyze Follow Up Tutorial

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As improvements to yesterday’s Javascript Rectangle Analyze Primer Tutorial we thought … allow the user to change the number of colours from its default 11 … and we thank Color Names — HTML Color Codes to allow us to get … Continue reading →

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Javascript Rectangle Analyze Primer Tutorial

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We’re not trying to compare programming to Michelangelo’s art, but did you know that he chose the marble he wanted at the quarry, presumably imagining what was possible with that marble? In line with that, do you like “glass half … Continue reading →

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GIS Primer Tutorial

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To study file extensions is to study Information Technology. A curiosity is all it takes, in this day and age of looking things up in search engines, to have something as innocuous as a file extension you’ve never heard of, … Continue reading →

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