jburgess777

13 ms·

91.
by jburgess777 10y ago
A simpler version of the same idea has been implemented before, eg. the Nottinghack BarBot https://youtu.be/20SI1o-t1F4 When they demoed it at EMF camp 2014 they had a mobile interface where you could select from a menu of
92.
by jburgess777 10y ago
DecaWave sell UWB modules that perform real-time location to ~10cm in a controlled environment: http://www.decawave.com/ I imagine that they use a system which is not too different to the way GPS combines the signals from m
93.
by jburgess777 10y ago
Intel added gather operations in AVX2 and scatter operations in AVX512. Here is a presentation from 2014 describing the features and the initial compiler support: https://gcc.gnu.org/wiki/cauldron2014?action=AttachFile&
94.
by jburgess777 10y ago
Try looking at these recent HN discussions: Introducing a new kind of Wi-Fi system https://news.ycombinator.com/item?id=12637230 Ask HN: Best current model routers for OpenWRT, DD-WRT, Tomato, etc.? https://news.
95.
by jburgess777 10y ago
RFC1833 "Internet Protocol, Version 6 (IPv6) Specification"[1] was published in Dec 1995, over 20 years ago. I think the transition took a lot longer than anyone anticipated, not least because so many people considered IPv4 was go
96.
by jburgess777 10y ago
Nvidia already has high speed GPU-GPU links: http://www.nvidia.com/object/nvlink.html
97.
by jburgess777 10y ago
> This entry was posted in archeology, trivia, whines on July 2, 2010 by Michael Steil. So I guess (2010) is appropriate for the title.
98.
by jburgess777 10y ago
I was involved in the 1.0 Bluetooth specifications and can confirm it was "designed by committee". IIRC the original wireless specification came from either Nokia or Ericsson and they drove a lot of the initial development. They h
99.
by jburgess777 10y ago
The OBEX profiles predate even BT, they were inherited from IrDA. IrDA was an earlier method for transferring business cards or similar small files between hand held devices over an infra-red link link.
100.
by jburgess777 10y ago
The big "A" suggests it is an ammeter measuring the current, not a voltmeter. An analog display is often quicker and easier for a human to interpret when only a rough measurement is wanted.
101.
by jburgess777 10y ago
The web interface on the dump1090 fork shipped by FlightAware has links to lookup flight information for each aircraft: http://flightaware.com/adsb/piaware/build Google started blocking the mechanism used by the d
102.
by jburgess777 10y ago
It looks like you would have got support on your existing device soon. A recent BT presentation says: "[IPv6 support] Home Hubs 4 and 5 support from early 2017" http://www.ipv6.org.uk/wp-content/uploads/2
103.
by jburgess777 10y ago
I don't have an answer to your question but the latest news from BT is: "All BT broadband lines support IPv6 with a compatible router, except IPstream connections" http://www.ipv6.org.uk/wp-content/upload
104.
by jburgess777 10y ago
SKY have recently rolled out IPv6 suuport to nearly all customers: https://corporate.sky.com/media-centre/news-page/2016/sky-co... I use AAISP as my ISP and they have been providing IPv6 for a very long time:
105.
by jburgess777 10y ago
Is there a summary for anyone that doesn't want to sign up?
106.
by jburgess777 10y ago
The airlines have started taking additional precautions. From http://abcnews.go.com/Business/wireStory/airlines-add-fire-c... "At least three U.S. airlines are adding new fire-suppression equipment to fleets
107.
by jburgess777 10y ago
Even if you can charge for free the batteries only have a limited number of charge cycles so you have to pay for the wear and tear on the batteries. Last I heard the economics were pretty close to neutral for the US: From http://
108.
by jburgess777 10y ago
You might want to look at these UK companies who have helped produce the badges for the last two EMFCamp events: http://ragworm.eu/ http://www.hcduk.com/
109.
by jburgess777 10y ago
In reality I would expect all these components to be squeezed tightly together so I don't see how the large stencil plate would be of much use for rework. Presumably it would need to be cut up into small "per IC" units if som
110.
by jburgess777 10y ago
AliExpress (as mentioned elsewhere) is a great place to look: https://www.aliexpress.com/ I have ordered lots of stuff from there and it has all turned up approximately in my mailbox 3 to 6 weeks later. I have generally ord
111.
by jburgess777 10y ago
To frame things in a UK context, which seems more similar to the Thailand situation then the USA. The monarchy is (almost) completely separate from the political system. While many people might debate the pros and cons of the Conservatives
112.
by jburgess777 10y ago
If you are in the UK then the BBC Click series did an episode where Bunnie Huang visited various stores: http://www.bbc.co.uk/programmes/b07jhs3m
113.
by jburgess777 10y ago
Also Portal Wifi: https://portalwifi.com/ This was started as a kickstarter campaign and they have just begun shipping out the first units. Like the Google APs, Portal can form a mesh and automatically figure out which chan
114.
by jburgess777 10y ago
Going 5Ghz is definitely a step in the right direction. Not only does it provide greater bandwidth for more channels but the reduced range actually helps avoid interference. The downside is that you might need more access points to achieve
115.
by jburgess777 10y ago
At the LAN level it is possible to detect hosts whose NIC is operating in promiscuous mode, which is likely for someone sniffing network traffic: http://security.stackexchange.com/questions/3630/how-to-find...
116.
by jburgess777 10y ago
Forth has been used for boot firmware: https://en.wikipedia.org/wiki/Open_Firmware
117.
Florida sinkhole causes radioactive water to leak into aquifer(bbc.co.uk)
4 points by jburgess777 10y ago|2 comments
118.
by jburgess777 10y ago
Sky gave an interesting technical presentation to the UK IPv6 Council in June about the roll out[1]. There is another presentation scheduled for October if you want to know more[2]. 1: http://www.ipv6.org.uk/wp-content/
119.
by jburgess777 10y ago
Maybe the standard repair procedure requires them to run some low level diagnostics to confirm the HW is OK? If you are concerned about your data then I guess the answer is to wipe the machine before giving it to them and restore from a bac
120.
by jburgess777 10y ago
Last time I looked, the current 64bit Intel CPUs only used the lower 48 bits for userspace virtual addresses. This leaves 16 bits available if you want to tag your pointers with some additional information. This can be useful for saving spa

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