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8 ms
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1.
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by
rexpress
2mo ago
Whatever became of the UWB positioning system? The trials appeared to be successful, but to my knowledge the system has not yet been adapted in NYC or elsewhere.
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by
rexpress
5mo ago
Not sure which grips you're using, but I found using the stock foam grips gave me severe wrist pain quite quickly. I changed to Ergon GP1 grips (they have much better hand support) and now ride long distances without discomfort.
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by
rexpress
1y ago
New York did some trials with UWB several years ago, which were claimed to have been successful. Since then, there has been very little news of permanent deployment or future developments either in New York or elsewhere. Not sure whether th
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rexpress
1y ago
Opal in Sydney
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by
rexpress
2y ago
In almost every CBTC system trains communicate with a central zone controller and do not interact directly with each other. Urbalis Fluence works as you describe, but that is a very new approach to CBTC and as far as I'm aware has only
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rexpress
2y ago
SelTrac has been around since the mid 80s, and was originally a German developed product (Standard Elektrik Lorenz) based on LZB technology. My understanding of LZB is limited, but it appears to be a fixed block system with wayside detectio
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rexpress
3y ago
I had it done twice, both times without sedation by choice. I did have analgesics, and a cannula in my wrist in case I changed my mind mid-way. It was quite tolerable, just a few moments of short lived cramping pains (similar to diarrhea pa
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rexpress
4y ago
>Not sure why the conspiracy theorists have decided to make Oxford their place to protest all this stuff Because they have maliciously or stupidly confused the permits which would allow residents to drive through traffic filters (instead
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by
rexpress
4y ago
But they will be able to travel without a permit, it's just that those journeys may need to be rerouted to take a less direct route to avoid the traffic filters. Traffic filters are not new to the UK, and plenty have existed for deca
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by
rexpress
4y ago
That assumes that the tourists and visitors confine themselves to the major tourist areas. If you bother to cycle outside the major tourist areas of the Netherlands, whether to minor cities or villages, you'll still notice many people
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by
rexpress
4y ago
Dutch cycling infrastructure is close to ubiquitous, extending practically the length and breadth of the country. The idea that bikes are used only in city centres is another distortion. But of course the bike tends to be used for shorter,
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by
rexpress
4y ago
The original poster claimed that car usage is the norm in the Netherlands, which implies that anything else is outside the norm, or unusual. This is obviously incorrectly. There are various other posts in this thread that also give statisti
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by
rexpress
4y ago
>First, let's establish that the Netherlands is a car country...On a typical day, 1 million people use public transport. Cars are the norm, not trains or bicycles. Anyone visiting a Dutch city can see what a distortion this comment
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by
rexpress
4y ago
The 'elderly parent to the doctor' case is still an argument for bike infrastructure. The more people choose to travel by bike instead of by car, the more space is available on the roads for those that need motor vehicles.
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by
rexpress
4y ago
I've rented bikes in the Netherlands several times as a UK citizen, but perhaps in different areas. Part of the reason the Netherlands is the perfect place for a car owner is that so many people are able to go by bike instead, freeing
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by
rexpress
4y ago
Not sure if your comment was confined to the USA or not, but I live in outer suburban London, and I have the schools, small Sainsbury's supermarket, libraries, a small gym, soccer grounds and tennis courts within an easy walk. Larger g
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by
rexpress
4y ago
The local water company does not provide deluxe or budget versions, water is water. The same applies to gas and electricity. All are major household expenses. In the context of a large city, there certainly is differentiation in transport.
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rexpress
4y ago
But food at the supermarket, clothes, even water from the tap are all priced without regard to individual income. Why would road usage be any different? The wealthy are always able to buy the nicest things, and addressing income inequality
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by
rexpress
4y ago
It certainly seems progressive to me. Charging private vehicles to access the roads reduces demand, which allows other modes such as buses, trams and bikes to move more people more quickly. I don't see what's progressive about let
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by
rexpress
4y ago
I do a regular 25 mile commute one way across London, train back myself. One of my routes includes Hampstead and Highgate, a decent amount of climb. I tried the 3 speed hire Bromptons, but went for the 6 speed when I purchased one. The upgr
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by
rexpress
5y ago
Cycling provision in Hungary is patchy, to a point where journeys may be impossible in areas where cycling is banned on certain roads. But as far as I can tell (without being able to understand Hungarian), it seems that there is a big push
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by
rexpress
5y ago
The hand-wavy hypotheticals were there in both of our posts. And where you said "It's none of your business what 10% of people are doing. I don't know how it degrades quality of life" you were also explicitly hand-waving
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by
rexpress
5y ago
I haven't witnessed the Dutch situation in person, but it seems the "willing and able to serve the market" might be predicated on being able to make the streets squalid, and in some cases displace profitable businesses by bur
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rexpress
5y ago
If we're going for hyperbolic examples, imagine being a single mother who works a lot and also has a limited income. Her convenient local shop has been replaced by a mini delivery warehouse burning through VC capital that was able to o
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by
rexpress
5y ago
The reason the urbanists and others focus on the negatives is that when an individual chooses to use a car in an urban environment they claim benefits for themselves, but impose costs on others who do not have a choice in the matter. Pollut
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rexpress
5y ago
The only way reasonably dense cities such as Amsterdam could accommodate everyone's desire to drive is by tolerating dirty air, severe congestion and roads that are dangerous and unpleasant for people walking or cycling. From experienc
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by
rexpress
5y ago
Just wondering if this is an example where you are looking for dynamic scope instead of lexical scope? E.g: y = 1; expression = Block[{y},1+y]; Print[expression] 2 There are also the 'formal' symbols, e.g. https://refer
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rexpress
5y ago
For context, picking on Clojure because it too is a nice, niche language, https://trends.google.com/trends/explore?date=all&geo=US&q=%... But in fact the long term decline Google Trends gives for Mathematica an
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rexpress
5y ago
It's been a few years since I used Maxima, which was at university but without much introduction to the language. The dynamic scoping was a particularly unpleasant surprise, lexical scoping was not available which lead to buggy behavio
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by
rexpress
5y ago
Worse than that, poor people's bus or bike journeys end up being impeded by road hogging SUV's and other single occupancy vehicles.
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