All Questions

A few months ago I posted a few interesting bits of research on data from SEDE. It was fairly well-received, so I figured I'd do some more analysis. I might make this a weekly thing. I decided to ...

Say, I propose a challenge like Scream Very Loudly, but the program must print 'A' once a second and must halt immediately when Enter key is pressed. If I understand parallelism and concurrency ...

What happened I was about to post Does base n have any Rotate-Left-Double numbers?. Kevin Cruijssen told me in the sandbox comment that he got a proof that significantly simplifies the problem. I ...

I'm working on a King of the Hill challenge for some point in the next couple of months. (Sneak Peek) The problem I have is that last time I ran one it was pretty ambitious, and it became a heavy ...

TL;DR: In what circumstances is it ok (by CGCC and politeness standards) to edit directly a post (be it challenge, answer, sandbox question, etc), assuming the edit is done in good faith? I know ...

While to-be-posted challenges get feedback in the Sandbox (ideally), we don't usually reflect on challenges after they have run. And while issues and ambiguities in challenges do get pointed out, we ...

After many long years, the thrilling dark mode for Stack Overflow has just been released! However, it's not everywhere and this cryptic paragraph is all we have regarding that decision: For now, ...

I noticed that most, if not all of the answers on Vowels up, consonants down are being downvoted. I raised a mod-flag but there's only one mod and I'm guessing they're already stressed with the load ...

I looked around and it seems that the language is defined by the compiler not operational semantics. In normal code golf new languages are banned because of the loophole of implementing the answer as ...

A bounty of mine expired 11 hours ago and I received an e-mail saying I had a 24-hour grace period during which I could still award the bounty. However, when I go to the respective question, I do not ...

You have chosen the categories for PPCG's "Best of 2019". We're going with 16 categories this year. Since all you amazing people have offered up a collective total of 16,000 rep in bounties, we can ...

2020 has come! But… oops, where did the time go? It’s already March! Belated as it is, it’s time for a refresh of Community Promotion Ads! What are Community Promotion Ads? Community Promotion Ads ...

I ran this challenge a year and a half ago. It was a good time, and I want to run it again, with some additional statistical analysis on my end and some tweaks to the rules to clean up the format a ...

Sorry if this is the wrong place to do this. Following this question Is it acceptable to ask for Github Pull Requests for a King of the Hill challenge? I need a sandbox to try out the StackOverflow ...

We've probably all seen new users ask questions with cumbersome I/O rules, like mandatory taking the input by reading separated lines of STDIN and outputting to STDOUT to give an example. In those ...

Every time I try to post an answer to a challenge here, I get this annoying "Are you a robot?" prompt. I've solved it countless times but it still stops me every time I try to post an answer. How do ...

Sometimes we get tips questions from a first-time contributor asking for help golfing a particular piece of code that they wrote. Often these question don't fare so well. Can we do anything here? ...

I asked this question, and it was closed because I did not clarify what I meant by the word "randomly". Now I've clarified it but it is not reopened. What is wrong with it now?

Background: I ran into numerous issues when presenting and running this King of the Hill challenge back in October: Write a bot to play Grid Game - I'm cooking up a new, similar challenge, but taking ...

During a conversation in my proposed challenge in sandbox, there had been some objections about requirements in the challenge. I want to entirely ban a usage of floating-point numbers in the ...

I proposed this code golf on sandbox: Integer Logarithm Take \$a \in ℤ_{>1}\$ and \$b \in ℤ_+\$ as inputs. Write a function \$f\$ that: $$ f(a,b) = \left\{ \begin{array}{ll} ...

RGS RGS stands for RGS's Golfing Showdown, a golfing competition. The competition has ended, final leaderboard at the end of this post! 1 - The format The RGS will be a virtual golfing competition ...

After I deleted my Code Golf.SE account, (my only account eligible for the association bonus), I still get the association bonus (see my rep). Is there a reason why this happens (or, if this is ...

Say, if someone asks for a code-golf like this: Test primality under polynomial time Given a positive integer, test whether it is prime. Rules The algorithm must have polynomial ...

In the last 3 or 4 weeks there are quite a lot of sandbox proposals being downvoted. A quick count in the first page reveals that 12 proposals are at -1 and 2 are at -2, and some of the -1s are ...

I wanted to create a golfing competition that would be split in n different challenges, each posted with k days in between one ...

I'm going to make a challenge involving Mahjong Tiles (U+1F000 – U+1F02F, though I'm going to use only U+1F000 – U+1F021). ...

Should another user post another answer, instead of commenting, in a language that already has answers from somebody else, in the following circumstances? It is a modified version of the current ...

I am very enthusiastic about this community (but I am very very young here) and I really want to contribute with new challenges. On the other hand, I don't want to "clog" the sandbox with challenges ...

I am new to Code Golf, and would like to start answering questions/scenarios posted on this Stack Exchange Site. I have seen many scenarios posted before, and have come up with solutions for said ...

As of recently, we've lost 3 of our 4 moderators. This means we only have 1 moderator left. Also, several people are expressing their concerns that things are dying around here. With the recent mess ...

Well. I never thought I'd be writing this message. I've logged into this site nearly every day for over 5 years. I truly love this community. I've learned so many things from it, and I have made ...

Can I golf in my own programming language here? I ask it 'cause there is no online way to check it out.

Rise and Fall of Communities Over the years, I've been part of many growing online (and offline) communities, usually in some kind of advocate and/or moderation capacity (I'm just a room owner here). ...

Last year we voted for the best posts of 2018 and rewarded them with bounties and challenges. I think it's a great way to reward and draw attention to some of the best content the community has ...

It's New Year's Day in Stack Exchange land... A distinguishing characteristic of these sites is how they are moderated: We designed the Stack Exchange network engine to be mostly self-regulating, ...

I want to share my golfed code of puzzle available on Coding Game, but is it OK to share it on CodeGolf SE ? Other's code is available only by completing the puzzle, but I use those puzzle to train ...

A disadvantage of the "default rules as answers" is that the rules don't have a common, organizing, "formal" thought behind them. I'm talking about this one here. I understand it as applying to "...

The link to the sandbox in the info box is nice, but I was wondering if it might be better to link to change the target of the link from ...

Which choice is better: re-posting a closed challenge with 4 downvotes, or reopen the closed challenge? The only problem seen in this challenge (at least by me) is that the spec is too unclear. If ...

After this question, I became interested in looking for various relationships in post popularity. While reading through the HNQ list, I noticed that some questions are capitalized in title case, and ...

I recently created a simple little language that transpiles Brainfuck into a format that is half the size of its input. It can be used to compress and decompress Brainfuck programs. Provided I ...

Recently I found this answer, which was apparently marked as "Very Low Quality" due to not being ungolfed and hard to explain. Apparently, this was the norm at the time. However, nowadays I see a ...

According to the site analytics tool (for those who have access to it), we got a huge spike in views on November 5th. (where green is new visitors, blue is total visits and orange is total page views)...

This community last had an election last year, and has recently seen their moderator team reduced by two. As such, by request of the remaining two moderators on the team, and to find replacements ...

I recently meta'd some interesting research I'd done relating to the correlation (or lack of) between the time a question is asked and its view count. I got some comments suggesting I look into other ...

Back when I was new to Code Golf SE (then PPCG), a lot of my questions didn't do too well, and I didn't have the experience to tell whether they were good challenged or not. As such, I would often ...

It's been a few years since I came back into this forum to play some code golf and I am seeing a flood of unicode only "languages" where large operations are hidden in a single unicode character and ...

On October 27th, I decided that the following requirements must be met by November 1st for my continued involvement with the Stack Exchange network: The forced relicensing from CC-BY-SA 3.0 to CC-BY-...

A few days ago, a post called The puzzle masters behind Facebook's Hacker Cup explain how they craft questions appeared on the Stack Overflow blog and is currently promoted on the sidebar of related ...