Viewing profile — jwilliamson
jwilliamson
HN member- Joined
- Sun, Apr 26, 2020, 12:31 PM UTC
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About jwilliamson
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Recent public activity
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Comment #37766060
He's describing row polymorphism. Only some forms of polymorphism require explicit interfaces.
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Comment #24165477
You can copy existing sections of your factory with Ctrl-C and paste ghosts with Ctrl-V. There's also a paste buffer that you can scroll through with the mouse wheel.
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Comment #24165463
Depending on how old your kids are, they might enjoy playing Factorio with you. My daughter is 3, and she is always up for playing "The Train Game". She mostly enjoys telling me wh…
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Comment #24081587
Facebook was banned after they refused to identify rioters who were using Messenger to communicate. Google was banned because they wouldn't comply with content restrictions.
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Comment #24081454
To further this, American apps like LinkedIn or Github are still allowed in China because they obey the law.
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Comment #24064457
They do. There are also operators whose numbers Twitter won't accept for signing in. I had to borrow someone's phone to sign up for Twitter because they didn't like my number.
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Comment #24057069
Some WW2 battles were fought at significantly shorter ranges than that. Just in the Malta campaign, at Cape Passero the Italians closed to around 1700m before opening fire. In the …
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Comment #24020521
Western social media that complies with Chinese laws (like LinkedIn) are allowed to operate in China.
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Comment #23788490
Sport coats evolved from riding and shooting jackets. I suspect some mobility has been lost over the years, but neither of those sports requiring raising your arms very high.
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Comment #23695875
There was an article in the Globe and Mail a few days ago saying each store was averaging about 10 sales/week, which certainly meshes with the store always being empty.
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Comment #23621611
Using nation-level data seems questionable. By late January, most cases in China were still in Wuhan, so why wouldn't they look at the incidence rate and flight data for just Wuhan…
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Comment #23509547
The US government is currently trying to extradite a Chinese citizen from Canada for defrauding a British bank. The idea that a country's laws only apply to its own citizens or com…
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Comment #23483194
Remember when the American government got all the payment processors to blockade WikiLeaks because of political speech? Don't pretend that the American government doesn't suppress …
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Comment #23472090
The last year Britain had a capacity factor for wind that low was 2010. The capacity factor last year was 33%.
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Comment #23472016
So do coal, nuclear and gas. What forms of power generation don't lobby governments?
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Comment #23472003
A big driver is that wind and solar have only recently become economical. The price of solar power has fallen by 80% since 2010, so large scale plants are all very new. Capacity fa…
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Comment #23391403
This is not true. The town of Radisson was built in the 70s during work on the James Bay Project and is still mainly francophone. It's about 2° north of Dunkirk. https://en.wikiped…
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Comment #23365776
The Congreve rockets were inspired by the rockets used by Mysore starting in 1780. So there were military rockets in use at the time of the US war of independence, they just weren'…
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Comment #23229895
The bubble popped early in 2000. https://upload.wikimedia.org/wikipedia/commons/8/84/Nasdaq_C...
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Comment #23216556
Wilfrid Laurier University in Canada is trying to make the students do this for exams this year.
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Comment #23038118
China doesn't produce much natural gas domestically, and the last few years have been a lesson to them in how dangerous relying on other countries for manufacturing inputs is.
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Comment #22986687
Just FYI, uBO blocks YouTube ads if you are using Firebox on mobile.