BREAKING: All remaining Twitter users pardoned
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I don't like it that "serious" discussions of analog electronics are gatekeeped by demanding that you learn the Laplace transform first.
To do my part, I just updated my filter article with a toy discrete-time model that should be accessible to hobbyists:
https://lcamtuf.substack.com/p/the-101-of-analog-signal-filtering
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By the way: the corporate consortium that created VRML in the 1990s - and then turned it into an ISO standard - still inexplicably exists, has numerous directors, and writes progress reports.
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When people talk about wanting to go back to the old internet, this is what they mean.
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Investigating an "evil" RJ45 dongle: https://lcamtuf.substack.com/p/investigating-an-evil-rj45-dongle
The original claims have gotten 4M views, so I'm sure it won't be hard to match that reach
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Random object: Sony Mavica MVC-FD73
https://lcamtuf.substack.com/p/random-object-mavica-mvc-fd73/
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What if the switch from leaded to silver-containing solder in consumer electronics was actually a government ploy to ward off the growing werewolf threat?
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Youngsters find it hard to believe, but before Apple introduced the first cell phone, you had to carry one of these bad boys with you if you wanted to stay in touch with friends
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One of the cool things about JavaScript is that all numbers are floats, so all loop iterators and incremented counters will eventually get stuck
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Another of my early articles with revamped illustrations and revised text: the magic of DC-DC voltage conversion.
https://lcamtuf.substack.com/p/the-magic-of-dc-dc-voltage-conversion
Like the other one, it's stuck in SEO hell, so it's hard to find on your own - check it out while you can!
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How do analog-to-digital and digital-to-analog converters really work? The science behind it is pretty cool. I substantially reworked an earlier Substack article of mine: https://lcamtuf.substack.com/p/dacs-and-adcs-or-there-and-back-again/?new=1
This one is stuck in SEO hell, so it's hard to find on your own - check it out while you can!
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Well, not anymore -- not with my patented POWER COMMENT technique!
https://godbolt.org/z/nEqhbhbse
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C pro trick! Let's say you have code like this, and you want to comment out a block of code - let's say, lines 5 to 7 - with some nested comments. A pain, right?
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Getting silly with C, part (void*)2 -- an explanation of some of the dumb code I've been posting recently
https://lcamtuf.substack.com/p/getting-silly-with-c-part-void2
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But the most convenient feature of C is line numbering:
https://godbolt.org/z/dfsKGqYGz
5/5
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It is also important to understand switch() statements:
https://godbolt.org/z/MqGb63x69
4/5
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Of course, no C tutorial is complete without an explanation of basic loops:
3/5
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From there, we can progress to function definitions and lexical scopes:
https://godbolt.org/z/GevPGhnYc
2/5
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My new C programming book is slowly taking shape. If you want to learn along, let's start with the basics of control flow:
http://godbolt.org/z/3GerY3zEc
1/5
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text/gemini
