Author Archives: James Briggs

Github Actions Demo Repo with Several Programming Languages

I created a Github repo to test using the Github Actions build workflow feature to lint several programming languages (Perl, Python, Ruby and Bash) in different directories simultaneously. Github Actions is pleasant to configure and seems very useful. The Perl-specific … Continue reading

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OpenLayers 5.3.0 and “SyntaxError: missing : in conditional expression”

Just a PSA for Openstreetmap Openlayers 5.3.0 API users. The rawgit CDN ol.js file appears to contain a malformed ternary operation that causes browsers to not create the ol object, breaking map programs. The Firefox web console says: SyntaxError: missing … Continue reading

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Very Light Jet (VLJ) Market History to 2020

Like everybody connected to the aviation industry, I watched the Very Light Jet (VLJ) market hype (mostly around Paul Allen’s Eclipse 500,) in 2002 and wondered how the market would shake out. After the Eclipse announcement, around 10 competitors announced … Continue reading

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Software Fix Found For A220 Engine Acoustic Resonance Shutdowns

Very interesting: “Airbus has determined that acoustic resonance is behind the destruction of four engines on its new A220 airliners in the last couple of years. The company has come up with a software fix for the condition, which caused … Continue reading

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Cessna 210 Wing Spar Failure

Cessna T210M Wing Spar Shear between top rivets and lower I-beam Flange Narrowing Point (and Lower Forging Lightening Spotface Indentation.) The white foam may have collected water, aiding corrosion. Photo credit: ATSB. (click image to enlarge) I’ve read thousands of … Continue reading

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