Category Archives: Operating System

An operating system (OS) is a collection of software that manages computer hardware resources and provides common services for computer programs ( Wikipedia )

PHP and Python PyEphem Astronomy Helper Star Tutorial

Yes, today we have a “Star Tutorial”? Thank you, thank you very much, well you shouldn’t have. Ohhh, so you didn’t. No, you’re not. Well, that … sure … was … embarrassing. Anyway, further to yesterday’s PHP and Python PyEphem … Continue reading →

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PHP and Python PyEphem Astronomy Helper Observer Tutorial

Following on from yesterday’s PHP and Python PyEphem Astronomy Helper Primer Tutorial “PyEphem Python module Hello World” feeling tutorial, we get a bit more into the innards of PyEphem today, by allowing the Astronomer details to become part of the … Continue reading →

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PHP and Python PyEphem Astronomy Helper Primer Tutorial

“The Three P’s”, for us, namely, PHP and Python and Perl, are all great choices as serverside programming languages. You will find, as a result of this, that programmers have written great code for one or other of them, and … Continue reading →

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XML to CSV Report Primer Tutorial

Today, we’re building on the foundation of Google Chart via CSV or JSON or XML Tutorial‘s xml_to_csv.php PHP code to build a framework for an “XML to CSV [Job Description] Report” web application. This web application will add an “onions … Continue reading →

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Paintbrush for Mac Layers Primer Tutorial

We’re not suggesting the image editor PaintBrush on a MacBook Pro can do fully what the image editor GIMP can do, as we show with Gimp Layers Primer Tutorial below, as far as working with image layers with PNG images … Continue reading →

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Gimp Guillotine Follow Up PDF Slideshow and Video Tutorial

As the blog posting title intimates, adding onto yesterday’s Gimp Guillotine Follow Up Javascript DOM Animation Tutorial, today’s work looks at functionality to help create … PDF slideshow Inhouse style slideshow Video … and the top and bottom of these … Continue reading →

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Inkscape Vector Image Editor Primer Tutorial

As far as image editing goes at RJM Programming, we turn to … PaintBrush (the Mac OS X one) for more than 90% of the simpler work … and then use … Preview (Mac OS X) occasionally to do with … Continue reading →

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Video Text Watermarks via ffmpeg Tutorial

Yesterday’s Voice Memo Video Presentation Edit Tutorial had us exploring a video editing topic where an image can be overlayed over video content (optionally for a period of time) using the brilliant functionality of command line ffmpeg. As you can … Continue reading →

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