Category Archives: Event-Driven Programming

Event-driven programming (EDP) or event-based programming is a programming paradigm in which the flow of the program is determined by events ( Wikipedia )

SVG Network Clock Map Right Click Hashtagging Tutorial

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Adding to yesterday’s SVG Network Clock Iframe Window Opener Tutorial we have a combination of … right click (Windows) or two finger gesture (macOS) event logic … var altwo=””; //”//www.rjmprogramming.com.au/PHP/Map/map.php?title=Greenwich%20London&onclick=y&label=[‘Lat’,&value=’Lon’,’Name’]&data=,[51.4769,-0.0005,~Greenwich~]”; var althree=”//www.rjmprogramming.com.au/PHP/GeoChart/geo_chart.php?title=Greenwich%20London%20Places&aregexographicals=y&aregeographicals=HTTP.From%2Chttp.To%2Chttp.Greenwich&peninfo=51.4769|-0.0005|127968_From,51.4769|-0.0005|128205_To,51.4769|-0.0005|Greenwich&width=834&height=520&country=Places&popularity=&data=%20[51.4769|-0.0005|~From~,2]%20,%20[51.4769|-0.0005|~To~,2]%20,%20[51.4769|-0.0005|~Greenwich~,2]”; if (document.addEventListener) { document.getElementById(‘myhr’).addEventListener(‘contextmenu’, function(e) { e.preventDefault(); window.open(modgeomay(althree),’_blank’,’top=100,left=100,width=850,height=800′); … Continue reading →

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SVG Network Clock Iframe Window Opener Tutorial

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Onto the interfacing and integration work of yesterday’s SVG Network Digital and Analogue Clock Synchronizing Tutorial, today we have a three way relationship set to achieve a more dynamic popup window that responds to changes of its window.opener, the “kicker” … Continue reading →

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SVG Network Digital and Analogue Clock Synchronizing Tutorial

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The work of yesterday’s SVG Network Digital and Analogue Clock Interfacing Tutorial has moved us to improve … the accuracy of the Colour Wheel datetime synchronization with the SVG Network Clock … ie. it can be offputting seeing two clocks … Continue reading →

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SVG Network Digital and Analogue Clock Interfacing Tutorial

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We’re making use of an SVG “a” (tag) link methodology to interface … SVG Network Digital and Analogue Clocks Tutorial‘s SVG digital and/or analogue clock web application … now interfacing to … Javascript Internationalization Resolved Options Tutorial‘s Colour Wheel analogue … Continue reading →

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WordPress Blog Bad Space Characters URL Tutorial

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The last time we had occasion to take an interest in a web server file called “404.php” was with the blog posting thread we ended with WordPress Blog Search Within Search Posting Progress Context Tutorial where an “intervention event” goes … Continue reading →

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Daylight Saving Time Select Option Title Tutorial

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We’ve many a time dreamed up web applications that would fill an HTML select element’s option tag innerHTMLs with image data. But no, the select element has, like the Javascript popup windows, a lot of underlying operating system workings making … Continue reading →

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PHP Date Difference Background SVG Image Tutorial

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More progress onto that of yesterday’s PHP Date Difference Current Time Tutorial is to … add background image (based on SVG (mainly “text” element(s)) XML) showing … date’s day of week time’s analogue clock (in the form of an emoji) … Continue reading →

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PHP Date Difference Current Time Tutorial

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Today’s progress onto the start of yesterday’s PHP Date Difference Primer Tutorial is to allow the user … pick a Timezone name (or hour offset from GMT) from left hand dropdown(s) allow for a new option (off the hardcoded “Time” … Continue reading →

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