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 )

Java Cut and Paste Primer Tutorial

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The clipboard is an important part of the GUI aspects to Windows and Mac OS X, and even non-GUI DOS windows or Unix/Linux console windows would have functionality to cut, paste and copy string data. Today’s Java program shows cut … Continue reading →

Posted in eLearning, GUI, Operating System, Tutorials | Tagged , , , , , , , , , , | 13 Comments

Apache CentOS WebServer and The Three Ps Primer Tutorial

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Today’s tutorial shows a web scenario that utilizes The Three P’s with the rjmprogramming.com.au Apache CentOS web server ( at http://www.rjmprogramming.com.au/ ), building on the previous relevant Apache WebServer on Mac and The Three P’s Primer Tutorial, as shown below, … Continue reading →

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Mac VirtualBox Windows 8 IE 11 Primer Tutorial

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Mac laptops are great “out of the box” but one thing they do not usually do “out of the box” is to help you with an easy way to test your web work on Internet Explorer. In this tutorial we … Continue reading →

Posted in eLearning, Hardware, Networking, Operating System, Tutorials | Tagged , , , , , , , , , , , , , , , , , | 10 Comments

PostScript at Linux Primer Tutorial

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PostScript page-layout language enables a user to tailor the use of their hardcopy (or softcopy) documents that end up in this format. PostScript has been around a long time and you may come across printers, particularly on Windows, that don’t … Continue reading →

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Wine for Windows on Mac Primer Tutorial

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Generally we think of Mac OS X and Windows as two different (operating system) worlds that don’t exactly see eye to eye, and in large part that can be correct, but today, with our tutorial, we (maybe?) introduce you to … Continue reading →

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Perl CGI Email Primer Tutorial

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Today we again venture into the world of CGI (Common Gateway Interface) on our Apache/PHP/MySql web server, this time to investigate using the Perl CGI to send emails via the Linux sendmail command. Found with the use of sendmail there … Continue reading →

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Xcode Cocoa-Applescript Dictation Program Primer Tutorial

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Building on yesterday’s relevant Mac OS X Dictation Primer Tutorial as shown below, which addressed the Operating System view of the Dictation functionality, today we take some first steps down the road of writing an application to use this Dictation … Continue reading →

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Mac OS X Dictation Primer Tutorial

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The ability to use Dictation to text boxes using Mac OS X has been around awhile, but the means to demonstrate this for you in a tutorial got harder with Mac OS X Mavericks with the demise of an integrated … Continue reading →

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