Troubleshooting by smell: noticing what’s off before you know why
The useful part of experience isn’t the answers, it’s the flinch you get a half-second before you can explain it. Here’s how I try to teach that.
Articles
Articles feed (RSS)The long ones. Roughly one a month, usually about something I got wrong first.
Everything here also appears in the Stream. If you only want the pieces I would hand to a stranger, try Start here instead.
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Why your Wi-Fi is fine and your DNS is not
Four commands, in order, that tell you which half of “the internet is down” you are actually standing in.
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The oscilloscope is not the hard part
On buying test gear you don’t yet know how to use, which I recommend doing.
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What I learned building a quiz app for 200 people in a noisy room
Everything that broke was something I had already been warned about.
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From POTS to TOTS
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Back in Blog
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On the surface he looks calm and ready …
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How I label cables
Read again this spring; still exactly what I do.
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The case for running your own mail server
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Tomatoes for strength
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One Calendar to rule them all
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AC Sludge
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The reason for being
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Online software purchases
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Perpetually getting organized
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Soffit Vents
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PIX-to-PIX VPN via a Lucent Pipeline 75