Category Archives: Networking

A computer network is a telecommunications network that allows computers to exchange data ( Wikipedia )

Thinking Security Primer Tutorial

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In today’s Internet world, as crowded as it is, even before “Internet of Things” make it so much more crowded, “online”, the big trending word is “security” (or two words “cyber security”). Often, up to now, “security” has not been … Continue reading →

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Ansible Playbook Primer Tutorial

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As a programmer, as time goes on, I get the creeping feeling that more is being asked of our job description. Pretty sure am not alone, and hope world employment is not going to be too hard hit by similar … Continue reading →

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

Ansible Hello World Primer Tutorial

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The role of a programmer is expanding into deployment with software tools such as Ansible, because it has the capability of making the piloting of automation systems “approachable” as an “art”. Why would you want to “pilot an automation system”? … Continue reading →

Posted in eLearning, Hardware, Installers, Networking, Operating System, Projects, Software, Tutorials | Tagged , , , , , , , , , , , , , | 4 Comments

Mac OS X and iOS Messages Primer Tutorial

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You have some photos taken with your Camera app on your iPad. You like to save such photos on your MacBook Pro. That is the setting for today’s thoughts in the series of “Mac OS X and iOS Communication” themed … Continue reading →

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Mac OS X and iOS FaceTime Primer Tutorial

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We happen to own a MacBook Pro laptop (circa 2011 … which pans out to be significantly “old” for a later blog post) and an iPad. As you’d expect, there are benefits to having two Apple products like this, and … Continue reading →

Posted in eLearning, Hardware, iOS, Networking, Operating System, Tutorials | Tagged , , , , , , , , , , , , , , | 15 Comments

Linux Remote Backup via rsync Tutorial

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A couple of days ago, with Linux Backup via rsync Primer Tutorial as shown below, we used the Linux command “rsync” backup a local disk to a removable disk on a MacBook Pro laptop using a USB connected Seagate Backup … Continue reading →

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Moderation by Captcha Primer Tutorial

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In our “onions of the 4th dimension” world we have an onion layer of thought today regarding “moderation”. Let me just quietly ask? Are you a robot? Mr Turing posed this very fundamental question some time back. But the fact … Continue reading →

Posted in Database, eLearning, Event-Driven Programming, Networking, Tutorials | Tagged , , , , , , , , , , , , , , , | 41 Comments

Windows Firewall Blocking IP Primer Tutorial

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A firewall is a security device, or network security system, designed to protect a secure internal network from other networks, by the means to control the incoming and outgoing network traffic, via a rule set (in a similar way to … Continue reading →

Posted in eLearning, Networking, Operating System, Tutorials | Tagged , , , , , , , | 14 Comments