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 )

GraphViz via PHP on AlmaLinux Suite Temporaries Tutorial

Onto the recent GraphViz via PHP on AlmaLinux Family Tree Tutorial we’ve applied similar … get rid of /tmp/ temporary folder to read and write to references … in favour of either/both … tmp folder off the Apache web server’s … Continue reading

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Canvas Methods GetContext Method Tutorial

A lot of canvas element Javascript coding, we find, starts something like … var cnv=document.getElementById(“mycanvas”); var ctx=cnv.getContext(“2d”); … because we normally associate the canvas element with a 2 dimensional woooooooorrrrrrlllllldddd view, as with the recent Canvas Methods ToDataURL Method Tutorial. … Continue reading

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Clairvoyance Game Chat Tutorial

Stepping back from the Clairvoyance++ Game project, of recent times, further to the recent Clairvoyance Game IP Address Links Tutorial it occurred to us just this morning how similar … User Questions mode … is to … a Chat web … Continue reading

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Canvas Methods ToDataURL Method Tutorial

The recent Canvas Methods DrawImage Method Tutorial‘s … [canvasContext].drawImage method user forms … is joined today by the very useful [canvas].toDataURL method user forms … … as a means by which those “platform independent” (but sizeable) data URI representations of … Continue reading

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Canvas Methods DrawImage Method Tutorial

Today we’re completing our HTML5 canvas [canvasContext].drawImage method started recently with Canvas Methods Revisit Tutorial where we had a start using … Positioning … via 3 arguments … [canvasContext].drawImage([inObjectThatSuits], [X co-ordinate], [Y co-ordinate]); … today we add … Positioning and … Continue reading

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Clairvoyance Game IP Address Links Tutorial

We’re not here, today, to in any way criticize the Javascript prompt window, and it’s (harkening back to the desktop application wooooorrrrrllldd in it’s feel) interactive talents, that wee bit removed and independent from webpage goings on. In fact, it … Continue reading

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Clairvoyance Game Textarea Onblur Tutorial

Further to the day before yesterday’s Clairvoyance Game Element Type Tutorial it’s in that form allowing users to design their own Clairvoyance Game style of game we harness … the powers of the onblur event … that great event to … Continue reading

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Canvas Methods Revisit Tutorial

When we started being “blown away” by the potential of the HTML5 canvas element coming into play quite some time ago now, it was a bit like … Wow!! But where to start? … and due to our naivety we … Continue reading

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