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 )

Cowsay Cartoon User Styling Tutorial

Today’s work hones in on our interpretation of some user styling we could offer users of the Cowsay Cartoon web application we introduced in yesterday’s Cowsay Reacquaintance and CodeCows Xcode Extension Tutorial, in the following ways, after a bit of … Continue reading →

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Cowsay Reacquaintance and CodeCows Xcode Extension Tutorial

We stumbled upon an interesting extension for Xcode on macOS here, called CodeCows. It makes it possible to paste into Xcode code, via an … Xcode -> Editor -> CodeCows -> Menu with many options … set of functionalities, cartoonish … Continue reading →

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Tcl/Tk macOS Python Ruby Perl Tutorial

Moving on from the recent Tcl/Tk macOS and Xcode Revisit Tutorial … we’ve lost touch with our previous C based Xcode Tcl/Tk code at this stage … so, though we have another avenue of R&D (so far unsuccessful with a … Continue reading →

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Crontab and Curl Rearrangements Tutorial

The recent WordPress Javascript Coding Rearrangements Primer Tutorial‘s Performance Review initiatives for RJM Programming websites, particularly the PHP contributing one, left off with … However, that is part one of two, to this part of the Performance Review. Part two … Continue reading →

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Tcl/Tk macOS and Xcode Revisit Tutorial

Rather than trying to get the GUI side of Tcl, called Tk, working on our AlmaLinux public web server, we settled for a Tcl only web application there when we presented Tcl and Javascript and PHP Calculator AlmaLinux Tutorial. But … Continue reading →

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Screen Co-ordinates Helper Primer Tutorial

There’s a really good macOS keyboard shortcut we’d like to discuss today. It’s … shift-command-4 To take a screenshot of part of the screen, press Shift-Command-4 and then drag the cursor to outline the area you want to capture. If … Continue reading →

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