jgrahamc

30 ms·

481.
Using machine learning to detect bot attacks that leverage residential proxies(blog.cloudflare.com)
5 points by jgrahamc 2y ago|3 comments
482.
Cloudflare adds toggle to block AI crawlers(twitter.com)
3 points by jgrahamc 2y ago|0 comments
483.
by jgrahamc 2y ago
Very cool. I like that.
484.
by jgrahamc 2y ago
Probably something from Forrest Mims. I have his stuff going back to the 1970s and he was using LEDs like this for all sorts of communication and environmental stuff way back.
485.
by jgrahamc 2y ago
I promise I tried to find all my soldering gear.
486.
by jgrahamc 2y ago
One night in the late 1990s, lying on the grass in a garden in Palo Alto, CA, I saw, with the naked eye, three satellites flying in formation. I believe what I saw was: https://www.satobs.org/noss.html#NOSS2
487.
by jgrahamc 2y ago
The article says the opposite of this invented headline. EDIT: HN guidelines are to use the original title. It is: "Climate protesters arrested after painting Stonehenge monument orange". It does not claim damage was done and the
488.
Two ways to use an LED as a light sensor with Arduino(blog.jgc.org)
138 points by jgrahamc 2y ago|61 comments
489.
by jgrahamc 2y ago
This needs a (2022) tag. IIRC Kutcher had to resign from that role.
490.
by jgrahamc 2y ago
From personal experience: in the UK also.
491.
by jgrahamc 2y ago
Yes, I would. My email is jgc@cloudflare.com.
492.
by jgrahamc 2y ago
Thanks. Happy to debug.
493.
Acorn Computer Systems catalogue circa 1983(blog.jgc.org)
64 points by jgrahamc 2y ago|6 comments
494.
by jgrahamc 2y ago
If you hit a problem like this I'd like to hear about it. If you're willing I an take a HAR file and pass it on to the Turnstile team and they can see why.
495.
by jgrahamc 2y ago
This is a very cool story. I've messed around with SPI flash stuff both using Pomona clips and also individual per pin clips: https://blog.jgc.org/2023/05/an-unexpected-journey-making-yo...
496.
Fixing my iPhone 13 Pro cameras at -18C(blog.jgc.org)
1 points by jgrahamc 2y ago|0 comments
497.
by jgrahamc 2y ago
I greatly enjoyed that book (although I enjoy Ian McEwan's writing in general and YMMV).
498.
by jgrahamc 2y ago
Which is why I can’t understand why people still put so much effort into it. It’s one of those things humans will never do better than a machine. I can do Rubik's Cube. I can never beat a machine or many of the other people who can d
499.
by jgrahamc 2y ago
I have a CAT S60 smartphone that includes a FLIR camera. It's definitely a useful tool to have.
500.
Fixing my iPhone 13 Pro cameras at 255K(blog.jgc.org)
2 points by jgrahamc 2y ago|0 comments
501.
by jgrahamc 2y ago
Yep, see: https://blog.cloudflare.com/icloud-private-relay
502.
by jgrahamc 2y ago
I'll ask the team to add this as a feature.
503.
by jgrahamc 2y ago
The WWVB transmitter sometimes has surprisingly long propagation: https://blog.jgc.org/2021/07/receiving-wwvb-time-signal-in-p... and https://blog.jgc.org/2023/03/wave-ok-wwvb-time-signal
504.
by jgrahamc 2y ago
Never
505.
by jgrahamc 2y ago
I owned one of those.
506.
by jgrahamc 2y ago
Done
507.
by jgrahamc 2y ago
Thank you for the nerd-snipe, but thank goodness others had done the reverse engineering otherwise this would have been a long night...
508.
by jgrahamc 2y ago
Except that they aren't because they are literally collected at the end of the show and they can easily be opened and the batteries replaced. So they can be used from show to show.
509.
Controlling the Taylor Swift Eras Tour wristbands with Flipper Zero(blog.jgc.org)
971 points by jgrahamc 2y ago|261 comments
510.
by jgrahamc 2y ago
Really? Colin's method seems pretty simple to memorize and work with. Especially since it's all addition mod 7. Given that the mod operator distributes over addition you can work answers out easily while working with small numbers

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