this post was submitted on 22 Nov 2023
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Memes

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[–] pelya@lemmy.world 553 points 1 year ago (24 children)

YYYY-MM-DD is the only acceptable date format, as commanded by ISO 8601.

[–] clif@lemmy.world 90 points 1 year ago

"There shall be no other date formats before ISO8601. Remember this format and keep it as the system default"

[–] Wes_Dev@lemmy.ml 57 points 1 year ago

Largest to smallest unit of time. It just makes sense.

[–] cryptix@discuss.tchncs.de 51 points 1 year ago

Sorting by date would be so much better with yyyymmdd .

[–] vale@sh.itjust.works 37 points 1 year ago (4 children)

ISO 8601, while great, has too many formats. May I introduce RFC 3339 instead?

https://ijmacd.github.io/rfc3339-iso8601/

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[–] Empricorn@feddit.nl 25 points 1 year ago (1 children)

If you have years of files named similarly with the date, you will love the ISO standard and how it keeps things sorted and easy to read.

[–] Agent641@lemmy.world 20 points 1 year ago* (last edited 1 year ago) (7 children)

I have autohotkey configured to insert the current date in ISO 8601 format into my filenames on keyboard shortcut for just this reason. So organized. So pure.

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[–] Remavas@programming.dev 23 points 1 year ago* (last edited 1 year ago) (9 children)

Glad I can count my own country, Lithuania, among the enlightened.

EDIT: Source of the picture: https://en.m.wikipedia.org/wiki/File:Date_format_by_country_NEW.svg

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[–] TrismegistusMx@slrpnk.net 17 points 1 year ago (8 children)
[–] umbraroze@kbin.social 21 points 1 year ago

Funny thing, in ISO 8601 date isn't separated by colon. The format is "YYYY-MM-DDTHH:MM:SS+hh:mm". Date is separated by "-", time is separated by ":", date and time are separated by "T" (which is the bit that a lot of people miss). Time zone indicator can also be just "Z" for UTC. Many of these can be omitted if dealing with lesser precision (e.g. HH:MM is a valid timestamp, YYYY-MM is a valid datestamp if referring to just a month). (OK so apparently if you really want to split hairs, timestamps are supposed to be THH:MM etc. Now that's a thing I've never seen anyone use.) Separators can also be omitted though that's apparently not recommended if quick human legibility is of concern. There's also YYYY-Wxx for week numbers.

[–] Ravi@feddit.de 15 points 1 year ago (1 children)
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[–] ProvokedGamer@lemmy.ca 109 points 1 year ago (12 children)

DD/MM/YY and YY/MM/DD are the only acceptable ones IMO. Throwing a DD in between YY and MM is just weird since days move by faster so they should be at one of the ends and since YY moves the slowest it should be on the other end.

[–] bzarb8ni@lemm.ee 35 points 1 year ago (3 children)

I'm not kidding when I ask: are there really a lot of people using MM/DD/YYYY??

[–] jwhardcastle@dmv.social 112 points 1 year ago (4 children)

Almost 350 million of us morons down south of you.

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[–] CM400@lemmy.world 32 points 1 year ago (1 children)

I think most Americans do. Or at least it was taught that way in school when I was growing up. Maybe it’s because of the way we speak dates, like “October 23rd” or “May 9th, 2005”.

Regardless, the only true way to write dates is YYYY-MM-DD.

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[–] clif@lemmy.world 18 points 1 year ago

Pretty much every American I've ever met. Dates on drivers license, bank info, etc - all in MM/DD/YYYY ... or even just MM/DD/YY

I regularly confuse people with YYYY-MM-DD

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[–] TheImpressiveX@lemmy.ml 105 points 1 year ago (7 children)

ISO 8601 format is the best (YYYY-MM-DD).

[–] jzb@lemmy.ml 23 points 1 year ago (4 children)

Came here to say this. I try to name all my docs in the YYYY-MM-DD-descriptive-name.ext format.

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[–] DeadMartyr@lemmy.zip 100 points 1 year ago (4 children)

YYYY-MM-DD (honestly without dashes) is the only helpful format.

If you name all your files with this as a suffix then your files automatically sort versions of themselves in order when sorting by name.

[–] starman2112@sh.itjust.works 31 points 1 year ago

ISO 8601 baby

Though it ought to be a prefix, not a suffix

[–] numanair@lemmy.ml 25 points 1 year ago (2 children)

You mean as a prefix, right?

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[–] CapeWearingAeroplane@sopuli.xyz 15 points 1 year ago

Came here to say this, I use DD.MM.YY in day-to-day stuff, but for files it's either YYYY_MM_DD or YY_MM_DD, the automatic ordering is beautiful

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[–] LordKitsuna@lemmy.world 75 points 1 year ago
[–] Hovenko@iusearchlinux.fyi 53 points 1 year ago (11 children)

MMDDYY is just a mess. Otherwise… US problems, I don’t care…

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[–] darkbaron202@lemmy.world 48 points 1 year ago (1 children)

It actually makes sense when you put YYYY/MM/DD in filenames as they will be sorted pretty neat (ex: reports)

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[–] Gabu@lemmy.world 47 points 1 year ago (11 children)

This meme implies there's an equal battle between MM/DD/YY and DD/MM/YY, which is nonsense. Much like imperial units, only 'murica uses MM/DD/YY.

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[–] bitwolf@lemmy.one 47 points 1 year ago (6 children)

It is arguably the best way to name large sets of indexed files on a filesystem.

[–] dQw4w9WgXcQ@lemm.ee 25 points 1 year ago

I think that the best argument is that it makes sense when combined with hours minutes and seconds.

yyyy/MM/dd hh:mm:ss

Goes from large to small units.

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[–] disconnectikacio@lemmy.world 45 points 1 year ago (13 children)

YYYY-MM-DD in Hungary too, that us shit is totally non logical, i cant get used to it

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[–] deadcatbounce@reddthat.com 41 points 1 year ago (1 children)

When you're naming a file, you can't use anything else.

[–] LemmyKnowsBest@lemmy.world 16 points 1 year ago

You're not wrong. through much trial and error in the 1990s I learned this was the most efficient & accurate & chronologically searchable way to date things.

[–] baatliwala@lemmy.world 39 points 1 year ago

YYYY-MM-DD for everything digital, DD-MM-YYYY for everything IRL.

[–] lemmiter@lemm.ee 38 points 1 year ago (4 children)

I propose the use of MYDYDM format. So, October 15, 2023 will be written as 121350. Just to make it as confusing as possible.

[–] CouncilOfFriends@slrpnk.net 14 points 1 year ago

And then convert that to hexadecimal, making it 1DA06

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[–] Goldmaster@lemmy.ml 38 points 1 year ago (2 children)

Iso date format. Anything to do with photos is best to have in this format at the start of the filename.

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[–] UserNotFound@lemmy.world 34 points 1 year ago (9 children)

YYYY-MM-DD for files, DD-MM-YYYY for normal use

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[–] Engywuck@lemm.ee 32 points 1 year ago (2 children)

TBH, Japanese format makes sense when you use it to name files/directories, as sorting by "name" is equivalenti to sorting by "last modified".

[–] dtrain@lemmy.world 25 points 1 year ago (2 children)

equivalenti

Love typos that force me to read comments with an Italian accent

[–] Engywuck@lemm.ee 14 points 1 year ago

I'm actually italian, lol, but that was a genuine typo.

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[–] AlboTheGuy@feddit.nl 28 points 1 year ago (6 children)

Japan I can get behind but MM/dd/yyyy is just evil, why would you sandwich days between months and years? You monster

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[–] ZILtoid1991@kbin.social 27 points 1 year ago (6 children)
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[–] Lucidlethargy@sh.itjust.works 26 points 1 year ago

Japan wins this one.

[–] kamen@lemmy.world 24 points 1 year ago (6 children)

DD/MM for readability, YYYY/MM/DD for alphabetical sorting that's also chronological.

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[–] hungryphrog@lemmy.blahaj.zone 21 points 1 year ago (1 children)
[–] Crackhappy@lemmy.world 46 points 1 year ago (3 children)
[–] hungryphrog@lemmy.blahaj.zone 15 points 1 year ago (1 children)

I'll fuck of when it's 2024/22/11.

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