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publicmail

HN member
Joined
Sat, Jul 01, 2023, 4:38 AM UTC
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Public activity
44 items

About publicmail

Email: publicmail@fastmail.com

Recent public activity

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    Comment #47562463

    A thunderbolt cable

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    Comment #46899668

    This is also why a lot of car bumpers have the make/model/logo impressed into the mold itself

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    Comment #45667956

    I would expect power consumption to be fairly consistent for something like a surveillance camera that emits a stream 24/7.

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    Comment #45392013

    RDMA offers that. The NIC can directly access user space buffers. It does require that the buffers are “registered” first but applications usually aim to do that once up front.

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    Comment #45003981

    Can’t speak for others, but AVRs usually have excellent documentation IMO. I’ve even seen code snippets for peripherals.

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    Comment #44058103

    Maybe a dumb question but how do non x86 boards normally boot Linux images in a generic way? When I was in the embedded space, our boards all relied on very specific device tree bl…

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    Comment #43511850

    I like to rinse the plates off to remove larger food debris prior to putting them into the dishwasher. It’s not always necessary though.

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    Comment #43470318

    Actually no - I forgot about my Bosch dishwasher that uses capacitive touch buttons. Great idea for something that is often touched with wet fingers…

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    Comment #43470315

    My favorite is my Bosh wall oven that uses 85C rated capacitors with practically no voltage derating for the control board that sits directly at the top of the oven. After 4 years,…

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    Comment #42607872

    Early (2003 for sure) 350z had it as well.

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    Comment #42220881

    Yep. That’s actually the first clue that I’m dealing with a race condition/concurrency issue.

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    Comment #41616589

    The ECU in my 350z also used a SuperH CPU - I think SH2?

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    Comment #41610203

    It normally works in conjunction with GCC’s “-MMD -MP” arguments which provide .d files which then get included back into the Makefile with something like “-include $(OBJS:%.o=%.d)…

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    Comment #41379239

    The problem is that it kind of relies on a lossless layer 2 (flow control) which has its own set of problems in large scale networks. This is what things like this try to solve: ht…

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    Comment #41118140

    A double conversion UPS might do the trick.

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    Comment #40410832

    We’re so lucky to have realoem. I was kind of shocked to find no equivalent for my late model GM vehicle.

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    Comment #40356313

    Another annoyance for me is when trying to move the cursor to the end of a long text box like the URL bar in Safari. You basically have to keep using the “hold space bar” method an…

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    Comment #40020220

    PCIe busses are like a tree with “hubs” (really switches). Imagine you have a PC with a PCIe x16 interface which is attached to a PCIe switch that has four x16 downstream ports, ea…

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    Comment #40020153

    I consider it bus mastering when the endpoints initiate the transactions

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    Comment #39846598

    Do you have any more info on this KVM back end for Virtualbox? I love Virtualbox (I know, I know) but the one annoying thing is the dependency on out of tree kernel modules (at lea…