mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 1000
Search took 0.44 seconds.
Search: Posts Made By: xilman
Forum: Hardware 2022-01-16, 16:39
Replies: 83
Views: 10,528
Posted By xilman
The drives in my Dell workstation have been...

The drives in my Dell workstation have been running reliably 24/7 for 10 years now.

Not sure how long the "model name : AMD Phenom(tm) II X6 1090T Processor" machine has lasted but again, 24/7. It...
Forum: Lounge 2022-01-15, 07:57
Replies: 42
Views: 491
Posted By xilman
Hi Don, welcome back. Not seen you around here...

Hi Don, welcome back. Not seen you around here for quite a while.
Forum: Lounge 2022-01-14, 17:47
Replies: 42
Views: 491
Posted By xilman
Three again today.

Three again today.
Forum: Soap Box 2022-01-13, 15:13
Replies: 194
Views: 37,658
Posted By xilman
While it may well ruin your whole day, it most...

While it may well ruin your whole day, it most assuredly will not wipe out mankind.

We are just too widespread and too resourceful.
Forum: Lounge 2022-01-13, 15:11
Replies: 42
Views: 491
Posted By xilman
Got it in three today.

Got it in three today.
Forum: Factoring 2022-01-13, 14:16
Replies: 1
Views: 225
Posted By xilman
Fibonacci /Lucas Data

I have been asked:

Hi,

mersennus.net seems to have been down for several weeks.

Do you know anything about it? AFAIK it was run by Blair Kelly.

Can't answer it myself. Can anyone here...
Forum: Lounge 2022-01-13, 14:07
Replies: 1,190
Views: 124,791
Posted By xilman
My M-i-L was known for having a semi-colon. She...

My M-i-L was known for having a semi-colon. She used the term to describe herself.
Forum: Lounge 2022-01-13, 12:11
Replies: 1,190
Views: 124,791
Posted By xilman
A colon can completely change the meaning of a...

A colon can completely change the meaning of a sentence. For example:

Jane ate her friend's sandwich.
Jane ate her friend's colon.
Forum: Information & Answers 2022-01-12, 18:05
Replies: 9
Views: 394
Posted By xilman
Strictly speaking the private key is derived*...

Strictly speaking the private key is derived* from (not is the factors of) the factors of the public modulus.


* That is currently the most computationally efficient way of finding the private...
Forum: Lounge 2022-01-11, 14:16
Replies: 42
Views: 491
Posted By xilman
I play that way without turning it on explicitly....

I play that way without turning it on explicitly. Perhaps that is why I am doing so poorly (2 games, 2 wins, 4&5 probes).
Forum: Hardware 2022-01-11, 13:15
Replies: 8
Views: 305
Posted By xilman
Just ordered a WD Red Plus from Scan. It was...

Just ordered a WD Red Plus from Scan. It was available for a couple of quid cheaper elsewhere but I have had very good experiences with Scan.

Thanks, all, for your advice.
Forum: Lounge 2022-01-10, 18:01
Replies: 42
Views: 491
Posted By xilman
That was my approach. I am far from certain that...

That was my approach. I am far from certain that it is optimal but it is surely not pessimal.

Precisely which three words are best is still an open question AFAIK
Forum: Lounge 2022-01-10, 18:00
Replies: 42
Views: 491
Posted By xilman
Nope, I did not and would admit it if I were. ...

Nope, I did not and would admit it if I were.

I did teach Alec Muffett of a way to store dictionaries which is particularly efficient for both storage and accessibility.

If you don't know who...
Forum: Lounge 2022-01-10, 17:56
Replies: 42
Views: 491
Posted By xilman
Yes, there is a strategy. Finding it as a...

Yes, there is a strategy. Finding it as a function of the number of guesses is left as an exercise for the reader.

My Jotto program maximised the entropy of the 4th and subsequent guesses. The...
Forum: Lounge 2022-01-10, 15:37
Replies: 42
Views: 491
Posted By xilman
Hmm, according to Wikipedia, the Jotto I played...

Hmm, according to Wikipedia, the Jotto I played is a more complex version than the ones given there.

There are six hidden 6-letter words. A probe word is given six scores, one per hidden word. The...
Forum: Lounge 2022-01-10, 15:23
Replies: 42
Views: 491
Posted By xilman
Alternatively, a greatly stripped down and...

Alternatively, a greatly stripped down and simplified "Jotto".

So far, I have just winged it. I do have a list of 15,949 five-letter words left over from when I was password cracking and playing...
Forum: Astronomy 2022-01-09, 19:20
Replies: 83
Views: 5,931
Posted By xilman
That is an interesting claim. I have no reason to...

That is an interesting claim. I have no reason to doubt you but I will "trust but verify" regardless.

Given that Gaia, which is much smaller and less reflective than JWST, is visible from L2 with...
Forum: Hardware 2022-01-09, 10:09
Replies: 8
Views: 305
Posted By xilman
Thanks. Been checking them out with mixed...

Thanks. Been checking them out with mixed results. For instance a 1-star review at...
Forum: Hardware 2022-01-09, 08:30
Replies: 8
Views: 305
Posted By xilman
I tendto use such things as read-mostly devices...

I tendto use such things as read-mostly devices holding material easily recoverable.

An on-line mirror of a CD and DVD collection is the standard use case.
Forum: Hardware 2022-01-08, 18:37
Replies: 8
Views: 305
Posted By xilman
4TB disk recommendation.

One of the three disks in the ZFS array is going bad. The other two are keeping things working but I should replace them.

Can anyone recommend good models of 4TB SATA disks at a reasonable price?...
Forum: Lounge 2022-01-07, 16:31
Replies: 1,841
RIP
Views: 195,932
Posted By xilman
Sidney Poitier...

Sidney Poitier (https://www.bbc.co.uk/news/entertainment-arts-59907931)
Forum: greenskull 2022-01-06, 20:02
Replies: 17
Views: 756
Posted By xilman
If you don't think then you shouldn't talk. ...

If you don't think then you shouldn't talk.

CL Dodgson.
Forum: Lounge 2022-01-06, 15:31
Replies: 27
Views: 461
Posted By xilman
Indeed. I first used NTP on a 486sx-class...

Indeed.

I first used NTP on a 486sx-class machine running Slackware. Most of the time it was a free runner. Once or twice a day I would connect to the internet with a 38k4 dialup modem.

After a...
Forum: Lounge 2022-01-05, 16:47
Replies: 27
Views: 461
Posted By xilman
When measuring events such as exoplanet transits...

When measuring events such as exoplanet transits the time stamps need to be accurate to under 10 seconds and preferably to a second. Note: accurate, not just precise.

Needless to say, my telescope...
Forum: Lounge 2022-01-05, 15:05
Replies: 27
Views: 461
Posted By xilman
Actually, it is nowhere near good enough, even...

Actually, it is nowhere near good enough, even for consumer devices. GPS devices are computer systems.

Here is a snippet of man gettimeofday


GETTIMEOFDAY(2) ...
Showing results 1 to 25 of 1000

 
All times are UTC. The time now is 07:49.


Mon Jan 17 07:49:21 UTC 2022 up 178 days, 2:18, 0 users, load averages: 1.02, 1.03, 1.03

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2022, Jelsoft Enterprises Ltd.

This forum has received and complied with 0 (zero) government requests for information.

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation.
A copy of the license is included in the FAQ.

≠ ± ∓ ÷ × · − √ ‰ ⊗ ⊕ ⊖ ⊘ ⊙ ≤ ≥ ≦ ≧ ≨ ≩ ≺ ≻ ≼ ≽ ⊏ ⊐ ⊑ ⊒ ² ³ °
∠ ∟ ° ≅ ~ ‖ ⟂ ⫛
≡ ≜ ≈ ∝ ∞ ≪ ≫ ⌊⌋ ⌈⌉ ∘ ∏ ∐ ∑ ∧ ∨ ∩ ∪ ⨀ ⊕ ⊗ 𝖕 𝖖 𝖗 ⊲ ⊳
∅ ∖ ∁ ↦ ↣ ∩ ∪ ⊆ ⊂ ⊄ ⊊ ⊇ ⊃ ⊅ ⊋ ⊖ ∈ ∉ ∋ ∌ ℕ ℤ ℚ ℝ ℂ ℵ ℶ ℷ ℸ 𝓟
¬ ∨ ∧ ⊕ → ← ⇒ ⇐ ⇔ ∀ ∃ ∄ ∴ ∵ ⊤ ⊥ ⊢ ⊨ ⫤ ⊣ … ⋯ ⋮ ⋰ ⋱
∫ ∬ ∭ ∮ ∯ ∰ ∇ ∆ δ ∂ ℱ ℒ ℓ
𝛢𝛼 𝛣𝛽 𝛤𝛾 𝛥𝛿 𝛦𝜀𝜖 𝛧𝜁 𝛨𝜂 𝛩𝜃𝜗 𝛪𝜄 𝛫𝜅 𝛬𝜆 𝛭𝜇 𝛮𝜈 𝛯𝜉 𝛰𝜊 𝛱𝜋 𝛲𝜌 𝛴𝜎 𝛵𝜏 𝛶𝜐 𝛷𝜙𝜑 𝛸𝜒 𝛹𝜓 𝛺𝜔