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 )

Code Difference Report Mixed Content Issue Tutorial

It took us a long time, but we now feel we’re better across, writing web applications, and dealing with URLs, that … not mentioning protocols http: nor https: specifically is preferable … As time goes on, more and more we … Continue reading

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PHP Upload Security Tutorial

Perhaps our PHP Upload Primer Tutorial shows us a little “green around the gills” regarding “uploading”. Let’s face it, there is quite a bit more malicious activity going on with the net that means the discussion back then did not … Continue reading

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Migration Assistant on macOS Peer to Peer Tutorial

Another triennial, another macOS Migration Assistant (a desktop app in the Application folder’s Utilities folder) job to a MacBook Air with macOS Sonoma, further to Migration Assistant on macOS Primer Tutorial of the previous triennial. We go … “Peer to … Continue reading

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Xgimi Projector Android TV Web Browser Tutorial

For some time now, we’ve had no Android phone to test web applications with. This can be like “flying blind” regarding a big sector of the online user cohort. There are simulators out there, but we thought of another idea … Continue reading

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XML Lint Validation Shared Encoding Tutorial

There are a lot of web applications we’ve been involved with that … try to avoid (what we are most “peeved” by, as an issue) gobbledegook when dealing with non-ascii content we try, encoding wise, to corral towards UTF-8 encoding … Continue reading

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XML Lint Validation Browsing Tutorial

Yesterday’s XML Lint Validation Tutorial had us starting out on a discovery tour of XML Lint, yesterday … starting with an HTML or XML URL of interest incoming data way … and today, we add onto that … a local … Continue reading

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XML Lint Validation Tutorial

Do you remember when we discussed the Sanitizer API, talked about at Sanitizer API Primer Tutorial, regarding it as a web application HTML (and more) validation tool? Well, we’ve based a new “validator” of HTML or XML using the XML … Continue reading

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NetNewsWire Web Feed macOS Safari Primer Tutorial

In the same “RSS feed” feel of FeedBurner Web Feed Primer Tutorial, the other day … on this macOS MacBook Air … using … Safari web browser … we had occasion to type into the address bar … https://www.rjmprogramming.com.au/ITblog/tag/document/feed/ to … Continue reading

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