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user165474
03:05
Does anyone know who wrote this? The user got destroyed apparently; I forget who wrote this
@HyperNeutrino SIGSEGV maybe?
.oO(I do.)
Nitpick: the user got deleted. When a user is destroyed, their posts are deleted as well.
@Dennis D: Why are speaking your thoughts out loud
This is like the first sign of villainy or something
Before you know it you'll be monologuing out loud
@ASCII-only Odd, I thought the first sign was writing your name in blue.
user165474
@Dennis Sorry, I meant deleted :P I forgot which was which.
user165474
03:13
Wait... @Dennis If someone has a higher user ID than me, they are a newer user than me, right?
@HyperNeutrino yes
Yes.
user165474
It couldn't have been the old SIGSEGV then because SIGSEGV (64499) is an older user than user69783
user165474
actually
user165474
user##### means that the id is ##### right
03:14
@HyperNeutrino somehow you're older than me.
How come I don't recall you.
user165474
I lurked around a LOT
user165474
I'm an older user than Mego as well
@LeakyNun If I had to guess, for the same reason someone might not remember you, but would remember Kenny Lau.
user165474
I became active around the same time you became inactive.
user165474
OH RIGHT
user165474
03:16
I used to be called Alex L.
@Dennis I changed my name to Leaky Nun long before my hiatus
Yes, I know.
user165474
how did this get an upvote
user165474
Hm. Ok.
user165474
03:18
Wait my first ping to you was less than 2 months ago...
@LeakyNun False.
user165474
@LeakyNun Was your name changed because of memes?
user165474
@Dennis Those were during the short period when SE got confused by Leaky Nun having different names on different sites IIRC
No, wait.
Right.
See? Even SE is confused by the constant name changes. >_>
user165474
but you're a mod and mod=god
03:21
More like mod = glorified janitor.
8
user165474
lol that's one way to think about it
user165474
or as SE puts it, "human exception handler"
@HyperNeutrino ya
user165474
Oh right there's a star
I changed it long after the meme was inactive though
user165474
03:23
Ah ok, I see.
user165474
I wonder if I have any interesting anagrams
user165474
"Here Pointy Urn"
The best I can do is "sin den".
Phoney Runtier
user165474
@Dennis sinned@
03:25
Not much can come from a 5 letter name.
3 of which are vowels!
@ATaco 5 letter?
ATaco
user165474
@ATaco You are ACoat
@HyperNeutrino dennis[::-1]
user165474
03:26
@ASCII-only yes :P
user165474
Got that from the meme post as well
@HyperNeutrino You forgot the D@ at the end otherwise it would be a palindrome
user165474
done
@HyperNeutrino Three Irony Pun
user165474
(ignoring case)
user165474
03:27
@LeakyNun lol there are some really weird ones
Phonier Ye Turn
user165474
(I ignored case because I had <6 seconds to edit)
user165474
@ASCII-only Cyan I Oils
03:57
@Dennis why is Mathematica not on Tio?
@MDXF it is not free
Then why is it allowed in answers?
@MDXF it is a language
I thought non-free software was not allowed
@LeakyNun (non-languages are also allowed in answers)
03:58
Non-free is only banned in cnr
@MDXF only in cops and robbers
Ninja'd
Oh, didn't know that, thanks
> -31104*(2*n+5)*(2*n+3)*(2*n+1)*(7*n+19)*(5*n+11)*(7*n+20)*(7*n+13)*(n+2)*(n+1)*a(n)
+ 864*(7*n+20)*(2*n+5)*(2*n+3)*(n+2)*(25480*n^5+ 223496*n^4+755066*n^3+1223233*n^2+946889*n+279936)*a(n+1)
- 6*(5*n+6)*(2*n+5)*(7*n+6)*(499359*n^6+ 6777015*n^5+38079431*n^4+113390385*n^3+18872398*n^2+ 166469280*n+60800544)*a(n+2)
+ 5*(5*n+14)*(5*n+13)*(5*n+12)*(7*n+12)*(5*n+11)*(5*n+6)*(7*n+13)*(7*n+6)*(n+3)*a(n+3) = 0.
04:04
What are a and n?
the recurrence formula of 1, 6, 146, 4332, 135954, 4395456, ...
a(0) = 1, a(1) = 6, etc.
Oh
a(n)/6**2n is the probability of getting the most probable sum on a dice roll of 2n dice
3
Q: How many dice can you roll without rolling the most probable number

pudilityProblem Starting from n=2 dice: Roll n dice, with each number 1 to 6 equally likely on each die. Check if their sum equals the most probable sum for n dice, that is 3.5*n. If they're equal, terminate. Otherwise, print n, and repeat from the start with n+2 dice Your code doesn't have to...

of course there is a shorter formula
The probability of getting the most probable number with 2n dice is A063419(n)/(6^(2n)). — Leaky Nun 13 secs ago
That is a huge formula
3 mins ago, by Leaky Nun
of course there is a shorter formula
user165474
04:10
ooo I get free mathematica :o
user165474
(for a year)
@HyperNeutrino Just buy a RPi :P
user165474
lol
CMC: output the following given no input
12345
23456
34567
45678
56789
@ASCII-only If Raspberry Pi OS'es comes with Mathematica, and Raspberry Pi OS'es are free, doesn't that make Mathematica free?
04:13
@MDXF Yeah kinda
That's intriguing
You could literally just open up the ISO and get yourself Mathematica
Compiled for ARM
Yeah but there are emulators and/or instruction converters
i.e. it's not insanely difficult to convert ARM instructions to x86 instructions
@MDXF But the resulting executable will be insanely slow
Eh... so emulators
04:15
@HyperNeutrino try to use mathematica to do it
user165474
I need to wait up to 2 weeks before I can get it though :(
@LeakyNun 9ṡ5Y
Are you getting it because you're a student?
@Dennis nice
user165474
I'm getting it because I went to ARML
04:17
On a Rubik's cube, D' is equivalent to DDD, correct?
user165474
Yes.
Then my visualizer is borked :I
user165474
user165474
(Dihedral Groups)
04:19
(I love seeing a-ta.co links)
@ATaco -1 not enough jQuery
Also 14 bytes: F⁵«F⁵«I⁺¹⁺ικ»⸿ but need to fix the deverbosifier
user165474
Github Desktop: 0/10 no version for Linux even though that's quite common amongst people who don't like being stalked
user165474
and coders
Linux doesn't need github desktop.
user165474
04:26
True
Just write git push master and re-fork if anything stops working.
I see no value in making GitHub Desktop for Linux
@Phoenix Did your mom ever make you breathe potato steam as a cold remedy
@HyperNeutrino That's what git citool is for
user165474
ooo
04:29
or gitk?
user165474
er git: 'citool' is not a git command
apt-get install git-citool?
user165474
E: Unable to locate package git-citool
tfw you have a borked algorithm, try to un-bork it but just bork it further, try to un-un-bork it but end up fixing the whole thing ಠ_ಠ
user165474
lol
04:31
@HyperNeutrino O_o
user165474
tfw you're trying to work on a project that you should have finished a while ago but you can't because it thinks you're not allowed to edit it because it caches your credentials
@MDXF When you're so far into code golf you disapprove yourself for making something work
Yeah that too
@HyperNeutrino tfw you're trying to work on a project that you should have finished a while ago but 1 unread inbox messages
user165474
lol
user165474
anyway got to go now for productivity reasons bye
04:33
or when you're trying to work on a project that you should've finished a while ago but your TNB tab says (1*) ಠ_ಠ
bye
help
@MDXF >:D
Don't use windows, fixed
@ASCII-only who names their account "me"?
@MDXF But my laptop hates Linux
@ASCII-only Oh now that's just evil :P
@ASCII-only Then use cmder
04:34
@LeakyNun Me, for golfing purposes
@MDXF Well I already have MinGW
cmder is better IMNSHO
My linux account is called root
Cmder uses MingW
@ASCII-only then why not call it "i"?
Yes but cmder is just better in every way, shape, thought, and form
04:35
@MDXF Also it's terrible, Hyper > Cmder
@ATaco My Windows account is called Administrator
@LeakyNun Because on my old laptop it was me@pc
@ASCII-only Hyper?
Oh gosh no
04:36
@MDXF What
"JS"
A JS terminal?!? Those are always awful
... Hyper is actually better than Cmder though
Same reason why I use Vivaldi
But cmder is 100% native Windows
so it's guaranteed to be faster
@MDXF It's 100% native MinGW
04:37
Why not just Putty into your own computer?
@ASCII-only Ehh I don't think cmder is as based off of MinGW as you think
@MDXF Well yeah but I only installed MinGW recently, I usially don't need it
I have WSL and Cygwin for that
Yeah... and even MinGW is native Windows, they take the source code and compile it natively
Oh Cygwin is the worst
I mean it's good for testing Linux applications when you don't want to reboot but they have the most terrible methods of getting POSIX on Windows
@MDXF How, its support for commands is like 100x better than MinGW
True, it has more Linux utils, but it's slow and crappy
I've looked at some of the cygwin1.dll source code and *shudder*
04:40
heh
The fork is the worst, it's messier than anything I've ever seen
@Mendeleev No that sounds weird.
Huh
Same
I just had honey
@Dennis thanks for telling me about OpenSUSE! I installed it today, not only did it fix my problem of my laptop being unable to wake up from sleep, I mangaed to import my /home and because of all the packages that came with the installer, I managed to recreate my entire setup in thirty minutes.
It even came with Zsh, which is odd, but convenient. Didn't have to set up my shell.
04:55
@Phoenix Try Clear Linux next :)
@Mendeleev The icon-thefting distro? :P
Don't blame them
All the font says is "stack overflow" - relevant to compilers
I think I'm fine, clear Linux doesn't look like something I'd want anyway.
@LeakyNun Python 2, 33 bytes: i=12345;exec"print i;i+=11111;"*5
05:06
@ASCII-only not interesting
05:32
@Mendeleev do you want to make a room for the covfefe lang?
@Mendeleev If the Clear Linux people have never heard of Stack Overflow, that raises a whole bunch of different concerns.
Even today, there are people employed as coders who don't know that w3schools is bad.
is it bad practice to use exceptions to pass information when under specific circumstances
(as in, when a bot does the wrong thing, I will raise an exception, and then in the game layer catch the exception)
05:48
@DestructibleLemon In Python, no :P
@ASCII-only explain
wait I think I figured out a better way to do it than just passing info
is it bad to throw and use try and catch blocks?
@DestructibleLemon No because that's part of the recommended Python style IIRC
ok then
Should I make a new type of exception then?
Yes (but realistically you should try not to use exceptions, they're probably slower than conditionals)
practically if the error code ever gets used it will actually speed up the match because it kills the bot
anyway how to define exceptions?
I guess I'll just look that up
05:55
0
Q: What type are my suffixes?

ChristophIntro So I've been wasting my time again researching suffix sorting algorithms, evaluating new ideas by hand and in code. But I always struggle to remember the type of my suffixes! Can you tell me which type my suffixes are? Left-most what? A lot of suffix sorting algorithms (SAIS, KA, my own ...

@DestructibleLemon class foo(BaseException)
ok
anyway this is actually working not the way I wanted it to. the way I am programming it currently it only loses one round when it does a stupid move, when I'm kinda wanting it to lose the game
@DestructibleLemon >_> Then fix it lol
06:21
alright this theme sucks
@DestructibleLemon Use Monokai
@DestructibleLemon Use IDLE color scheme
06:34
Then Twilight? Solarized Dark?
06:46
0
A: Sandbox for Proposed Challenges

AdámConvert a TIO answer to a CMC answer Let's for once do something useful. Given the text from a Try It Online codegolf submission, produce the equivalent Chat Mini Challenge submission, which is of the form Language, N bytes: `code` You may assume that the submission has only one line and no ...

@ASCII-only no thanks I chose github already
@LeakyNun Brachylog, 6 bytes: Ịbs₅ẉ⊥
06:56
@Adám so we outgolfed u
@LeakyNun Yes you did.
Nobody came :( Sorry for the ad )
@LeakyNun Good job.
@LeakyNun Even better.
07:11
@Adám what kind of symbol is that: ??
Hi. I have a probability problem
"apl functional symbol comma bar" wat
@Fatalize That's comma bar
the symbol is really small
@Fatalize Just like monadic , flattens the array into a simple list, "flattens it into a simple matrix. If it is a list, it becomes a column matrix.
@Fatalize Possibly a font issue:
07:15
yeah in that font that's better
07:43
@Fatalize Even in DejaVu Sans Mono (used on TIO) it isn't bad.
Pretty sure this isn't DejaVu Sans Mono too
@Fatalize The sure do by me:
We don't have the same fonts on TIO then
^ 404
Looks like this for me:
07:48
@Fatalize Ew.
@Adám I have DejaVu sans mono on Notepad++ and in here this symbol appears as a box…
@Adám That's probably not DejaVu Sans Mono then
@Adám Pls check font in "Computed" tab
@Fatalize But clearly DejaVu Sans Mono has it:
@ASCII-only Even if the browser rendered with a fallback font, it would still say the requested font-family, methinks.
TIL this program still exists in Win10
@ASCII-only Which browser do you use?
07:51
@Adám No it wouldn't
@Adám Vivaldi
@ASCII-only Try Chrome.
@Adám Well it's Chromium
@Fatalize Which browser do you use?
@Adám Firefox
@ASCII-only Are you getting the same effect as Fatalize?
07:53
@Adám Yes, one is Cambria Math for me
@Adám I don't have this symbol in my DejaVu Sans Mono
Charmap dates all the way back to Win3.11, I believe?
@Adám So please check the bottom of your Computed tab
I assume it got recently updated with new chars?
@ASCII-only DejaVu Sans Mono—Local file(2 glyphs)
@ASCII-only TIL
07:54
O_o huh
@Fatalize Hm, we should ask Dennis to host DejaVu Sans Mono with @font-face
Hm, he already does:
@font-face {
	font-family: 'DejaVu Sans Mono';
	font-style: normal;
	font-weight: 400;
	src:
		local('DejaVu Sans Mono'),
		url(/static/7bcfddd80f0a2de82fc2ec5708de4d59-DejaVuSansMono.woff2) format('woff2'),
		url(/static/37e884dd59c88789b7ff98457eacc4ca-DejaVuSansMono.woff) format('woff');
}
@Fatalize What version have you got? I've 2.37
Oh, I have 2.34
TIO uses Segoe UI Symbols to display that comma bar
Just checked
@ASCII-only dejavu-fonts.github.io says "The current version is 2.37"
@Adám Where do you check that?
Nevermind, 2.34 too
08:02
@Fatalize UNfortunately, I cannot access the changelog.
Same, seems like it's dead
@Fatalize Yeah, like pretty much all of their links. I hope the project isn't.
Yeah ok that's it
for be, the comma under the bar is about half a pixel higher than the other
I updated the font and now the comma looks correct
(and now the symbol looks good)
08:04
@Mayube browser, OS?
@Adám Chrome, Windows 10
Specifically, Chrome Version 58.0.3029.110
@Adám Same, I've chosen all of Brachylog's symbols based on whether they were in that font or not
@Mayube By me the comma under the bar is half a pixel lower:
odd
characters rendering is always strange
08:09
@Mayube Oh and Chrome 58.0.3029.110 on Win 10 :-)
> Win 1
@Mayube Well, now it is 59.0.3071.86
@Adám yeah I just updated too
oh god now I updated the commas are even more different
Me: Still on 58.0.3029.114
@ASCII-only just relaunch chrome, you'll probably get the update
08:12
@Mayube I'm not using Chrome lol
@Mayube That's strange. Mine is still half a pixel lower. Probably a grand sum of video card+screen properties+browser+cleartype settings.
@ASCII-only Well that version number is too similar to be something completely different, so you're probably running Chromium, Brave or another chromium fork
@Mayube Yeah, Vivaldi
I'm weird with browsers
I used to use Firefox Dev Edition, but it started being really unstable, and using way too much CPU, so I switched back to chrome, despite the ram issues. Then I switched to Brave, but Brave's builtin adblocker makes no attempt to hide itself, so some sites I use that lock themselves up when they detect an adblocker I have to use chrome for, because uBlock origin is better
and at work I use chrome because our platform only supports chrome
@Mayube Why Dev edition
08:17
I keep trying other fonts for APL, but always come back to APL385 Unicode:
@ASCII-only because I can't stand the Aurora skin, and I like Dev Editions' skin
plus I'm a web dev, so it makes sense
Also @Adám does APL really run right-to-left?
@Mayube Kind of. It runs right-to-left in the same sense that - in mathematics runs right-to-left, i.e. for -3 you first look at the 3, and then negate it.
huh, interesting
@Mayube You may counter that the - is part of the number, but then consider -a
yeah I would argue that - is more a "modifier" of sorts to the number
and you can't modify a number if you don't know what number to modify
08:26
@Mayube It's a prefix operator
@Mayube Basically, APL is a generalized mathematics, with as few parsing rules as possible. So just like - is used in math for both negation (when prefix) and subtraction (when infix), so has (almost) all APL primitives two meanings; one as prefix and one as infix. And just as all the prefix functions take whatever is on their right as their right argument, so do all primitive functions in APL.
@ASCII-only In APL, what mathematicians (and most programmers) call operators are instead called functions, as they served the same role as named things, like f(x).
@Adám So -3 isn't the literal -3, it's the function - being passed the literal 3?
@Mayube Correct. The number "negative three" in APL (and TI-BASIC) is ¯3.
@Mayube So APL is very easy to parse (let's ignore APL "operators" – higher order functions – for now): Every function's right argument is whatever is from its right-hand side to the end of the statement. E.g. in 2×3+4-5 the right argument of + is 4-5, and the right argument of × is 3+4-5, so the entire statement is parsed as 2×(3+(4-5)).
08:49
@MDXF but I don't think you get the full version
@KritixiLithos It's the full version
how sure are you? IIRC in a rpi I didn't get the full version
@KritixiLithos Wait really? How was it restricted
I don't remember exactly, maybe it was the internet access
@MDXF How does one get a commercial programming language included on the RPi?
@ASCII-only ^
08:58
@Adám Commercial?
@ASCII-only Mathematica is commercial (pay-to-use, except on RPi). So too is Dyalog APL. We'd love to have Dyalog APL included by default on RPi.
@Adám Oh, Mathematica got included for educational purposes
@ASCII-only That's the idea regarding Dyalog APL too.
PPCG is educational
09:01
I guess you'd need to convince the RPi people that Dyalog APL is valuable enough to be worth including by default
@ASCII-only Right. Any idea how to contact them?
@Adám [email protected] is probably your best bet
Possibly the forums? Contact RPi
09:17
Woah covfefe challenge has no deleted answers?
Hmm, why does Sublime's C highlighting show a % in a string as invalid? I thought I might need to escape it, but it still highlights \% as invalid
is it just Sublime being stupid?
Use Vim instead
Btw use %%, not \%
I would use Vim, but it's stupid auto-indenting screws up copy-pasting sometimes
Before pasting: :set paste after pasting: :set nopaste
ugh that's a bit of a pita
09:23
2 mins ago, by betseg
Btw use %%, not \%
yeah I got that part, thanks
09:41
@betseg looks like that's specific to printf
printf = print formatted, other functions dont need those formats
yeah, so it's just sublime being dumb
10:24
k screw this I'm moving back to a language that isn't total ass to use
@JanDvorak Well yes, but no
Ruby is also incredibly ass, but I was referring to C
no offense to people who use C, but it's just waaay too low level for me
What's wrong with Ruby?
Okx
Okx
@JanDvorak Every language has something wrong with it, you can't pick a good language.
3
True
Okx
Okx
10:31
at least, according to PPCG users
Ruby is a good language, if not for golfing.
so far I've only found one thing I like about Ruby, and that's the ability to index into integers
Ruby has great file API: File.read "tmp/bUSDq.png", encoding: "BINARY" gives you a binary string
... that regexes still work on
whats up with that challenge of the day thing with the userscripts? its always the same
@Riker X,Y are column vectors with the coordinates of the points. r is a scalar. rangesearch finds for every point all other points that are within distance r.
11:19
-1
Q: make the probe orbit the planet

Foxyyour challenge is to make a probe (actually a shape of some sort that has to be bigger then 40 pixels and smaller then 100) which has to orbit a planet (actually a circular like shape (so it could be a ovel) that has to be bigger then 150 pixels and smaller then 200) the last part of this task is...

Isn't the number-snake challenge just outputting the Ulam-spiral? It seems like it for me, but mirrored horizontally.
@Anyone Help, I can't get this to show this
Okx
Okx
You want help with scratch? well...
@Okx Not really? I just need help understanding how the Wikipedia image was generated
11:55
0
A: Sandbox for Proposed Challenges

BlauhirnPrint all video urls of YouTube channel codegolf Inspired by Count the videos in a Youtube Playlist, the input will be the "VIDEOS" view from a channel like this one: https://www.youtube.com/channel/UCzwJRQXMXkaB9KlqUdFD74Q/videos The output will be a complete, newline-delimited list of all ...


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