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Forum: Hardware 2021-04-12, 14:21
Replies: 17
Views: 357
Posted By retina
With 256GB RAM, I wonder about the purpose of the...

With 256GB RAM, I wonder about the purpose of the 8GB swap?
Forum: Software 2021-04-11, 17:28
Replies: 7
Views: 146
Posted By retina
You have just encountered the standard time...

You have just encountered the standard time estimation problem.

There are many things that can make estimates bad. Perhaps the most likely is that you are running other higher priority tasks which...
Forum: Puzzles 2021-04-11, 11:07
Replies: 5
Views: 137
Posted By retina
That is the correct answer. :tu: People...

That is the correct answer.

:tu:

People here are too smart to fool so easily. :smile:What about travelling at infinite speed?
Forum: Puzzles 2021-04-11, 10:18
Replies: 5
Views: 137
Posted By retina
Please give the answer to the question.

Please give the answer to the question.
Forum: Puzzles 2021-04-11, 08:34
Replies: 5
Views: 137
Posted By retina
Doubling your average speed?

You are at the beginning of a perfectly flat and perfectly straight section of road that is exactly 1000 metres long (d = 1000 metres).

You are wearing a Super-Chronograph 9000 stopwatch which can...
Forum: Miscellaneous Math 2021-04-11, 05:56
Replies: 80
Views: 3,019
Posted By retina
If enough people make enough predictions (i.e....

If enough people make enough predictions (i.e. they simply cover all possible exponents) then it will happen that someone will guess the next prime.

And of course we know the reaction: They will...
Forum: Homework Help 2021-04-09, 20:23
Replies: 20
Views: 692
Posted By retina
Hmmm? Your number ends in ...00 Squaring...

Hmmm?

Your number ends in ...00
Squaring +1 gives ...0001
The number in #1 ends in ...1529
Forum: Soap Box 2021-04-07, 17:08
Replies: 45
Views: 1,035
Posted By retina
It is soooo convenient

At the counter of the grocery store ...

Me: Can I buy this ice-cream with bitcoin here?

Cashier: Yes sir, no problem.

Me: How?

Cashier: Just get out your computer, connect to the...
Forum: Soap Box 2021-04-06, 08:32
Replies: 362
Views: 40,437
Posted By retina
Verkada Inc. gave ’20-Year-Old Interns’ a ‘Super Admin’ privilege to look in on feeds

https://dailycaller.com/2021/03/11/verkada-security-cameras-super-admin-hackers-security-breach/
Forum: Science & Technology 2021-04-05, 13:31
Replies: 189
Views: 9,101
Posted By retina
The UK is delaying the second dose in order to...

The UK is delaying the second dose in order to get more people with the first dose. So I'd guess that it doesn't matter much if you leave it till next week, or next month.
Forum: Soap Box 2021-04-05, 02:26
Replies: 45
Views: 1,035
Posted By retina
With standard, or normal, currencies at least you...

With standard, or normal, currencies at least you know who is manipulating it. And might have the opportunity to vote them out in the next election if things don't go your way. Can you say the same...
Forum: PrimeNet 2021-04-04, 10:40
Replies: 2,127
Views: 203,083
Posted By retina
I fairly sure that LaurV gave the correct answer...

I fairly sure that LaurV gave the correct answer there. But I want to give a "better" answer. :devil:

Forget about all those old GHzDays that were run on the ancient 6502 CPUs. Those cycles are...
Forum: Tales From the Crypt(o) 2021-04-04, 07:19
Replies: 280
Views: 66,017
Posted By retina
533 million Facebook users’ phone numbers, personal information exposed online

https://www.washingtonpost.com/business/2021/04/03/facebook-data-leak-insider/ And yet people still provide all the data, for free. :loco:
Forum: Factoring 2021-04-04, 02:21
Replies: 18
Views: 486
Posted By retina
In a perfect world that would be true. But, alas,...

In a perfect world that would be true. But, alas, we all fall for it. That includes those of you reading this and saying to yourself "Not me, I am immune because I know the tricks". The effects can...
Forum: Factoring 2021-04-02, 19:50
Replies: 18
Views: 486
Posted By retina
Good. Not putting sensitive information on a...

Good. Not putting sensitive information on a connected system for malware (and that includes Windows) to grab.

But I feel you might have missed the point. A lot of the arguments about privacy...
Forum: Factoring 2021-04-01, 21:03
Replies: 18
Views: 486
Posted By retina
Mint:

Mint:
Forum: Factoring 2021-04-01, 18:11
Replies: 18
Views: 486
Posted By retina
IMO Linux is adequate, but it has many rough...

IMO Linux is adequate, but it has many rough edges, and some very sharp edges.

But a stronger reason to use Linux is to prevent feeding MS with ever more spy data. MS have no business scooping up...
Forum: Soap Box 2021-03-30, 20:28
Replies: 45
Views: 1,035
Posted By retina
People can see it. The currency only has...

People can see it.

The currency only has value when it can be spent on things. As of now the main purpose appears to be to speculative, and try to make money from the new idiots buying into the...
Forum: Soap Box 2021-03-25, 12:43
Replies: 24
Views: 1,837
Posted By retina
WP has a picture of that. ...

WP has a picture of that.

https://en.wikipedia.org/wiki/File:Ever_Given_Suez_Canal_24_March_2021.jpg
Forum: Miscellaneous Math 2021-03-21, 18:33
Replies: 15
Views: 590
Posted By retina
Almost. For base-2 there are no single digit...

Almost.

For base-2 there are no single digit primes.
For base-3 there is only one single digit prime.
For base-5 there are only two single digit primes.
Forum: Viliam Furik 2021-03-21, 15:40
Replies: 14
Views: 382
Posted By retina
For p = 5 I get: s(3) = 37634 37634 mod...

For p = 5 I get:

s(3) = 37634

37634 mod (2^p-1) = 0 ; no surprise there
37634 = 1214 * (2^p-1) ; so X = 1214
37634 = 7526 * p + 4

So your last statement "S(p-2) is X modulo p" can't be...
Forum: Puzzles 2021-03-20, 18:15
Replies: 27
Views: 2,421
Posted By retina
If you answered when asked questions about...

If you answered when asked questions about clarifying the rules then people might be more interested. Specifically, you didn't answer any of my queries.
Forum: Lounge 2021-03-19, 16:08
Replies: 4,268
Views: 317,681
Posted By retina
The main reason many companies like you to...

The main reason many companies like you to register with a phone number is not for the reason they will tell you, i.e. to prevent spam and bots. No. The real reason is to have the identifier to...
Forum: Hardware 2021-03-19, 06:46
Replies: 16
Views: 729
Posted By retina
I disagree. ECC protects all data flows, not...

I disagree.

ECC protects all data flows, not just the FFT data. So the RAM data for code, the OS, the drivers, etc. are also less likely to be corrupted, leading to fewer crashes, more uptime, and...
Forum: Miscellaneous Math 2021-03-17, 08:37
Replies: 58
Views: 1,368
Posted By retina
Just try them all and see who "publishes" it for...

Just try them all and see who "publishes" it for you.

The low quality (i.e. crappy) online "journals" will allow people to post anything, so you shouldn't have much trouble getting a few of the...
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