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 )

Linux Korn Shell Interactive Primer Tutorial

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Linux (or unix) support a number of shell command line environments, the default being Bash for Mac OS X and its Terminal application. My favourite shell is called Korn shell, because I got used to it a lot doing work … Continue reading →

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Apache .htaccess Prevent Directory Listing Tutorial

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Today’s tutorial continues some of this blog’s discussions regarding a big area (of knowledge) of Apache and PHP website usage, about the use of .htacccess files we last talked about with the previous Apache .htaccess Autoprepend Autoappend Primer Tutorial as … Continue reading →

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Windows Command Line Message Primer Tutorial

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With the Windows operating system, in the days of Windows XP, the Messenger service was more “mainstream” with the installations of Windows, and accepted or tailorable by firewalls (via firewall.cpl) and services (via services.msc). In these times the Command Line … Continue reading →

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Java Swing ActionListener KeyListener Primer Tutorial

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Here is a tutorial that uses Swing functionality in Java to create a GUI (Graphical User Interface) desktop program on a Mac laptop (but same code may well work, compiled on a Windows laptop (the same way)) that tests your … Continue reading →

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Windows Command Line Start Primer Tutorial

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A lot of Windows desktop processing tasks require you to do more than one thing at a time (calling all afficianados of multitasking). Windows (from Microsoft) caters well for people who multitask, and there is a cute keyboard shortcut for … Continue reading →

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Linux vi C make Primer Tutorial

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The Linux (or unix) command vi is a powerful command line editor tool which has a long history with unix and the maintenance of C code (as just one example of its uses). So much so, as far as C … Continue reading →

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MacPorts pdf2json Primer Tutorial

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With a few previous tutorials, such as Wine Primer Tutorial as shown below, at this blog, we have used the brilliant MacPorts as a method of installing Open Source software on a Mac OS X operating system via the Terminal … Continue reading →

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Extended Linux Crontab Curl Tutorial

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Sometimes for a website you only want to do a web server task once or a few times a day, and you, ideally, wouldn’t want to run into the remote possibility that two people could perform the task at precisely … Continue reading →

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