# All Questions

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Currently we have a policy that all answers must be serious contenders, or they are subject to deletion. This can be found in help/on-topic: Be a serious contender for the winning criteria in use. ...
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### Are parts of challenges allowed to be posted on their own?

Suppose there is a challenge that is rather hard, and has few answers. Is it OK to post a new challenge that is actually a part of the bigger and harder challenge? Of course, attributing the original ...
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### Golfing Challenges for Interactive Theorem Provers

Lean is now the Language of the Month. Yay! But... Lean is a theorem proving language. It is also a general purpose, Turing complete1 programming language too but I mean... Lean isn't exactly better ...
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### Language of the Month for October 2021: Lean

In accordance with our meta agreement, since one candidate received more votes than the others, we have a new featured language! Throughout October 2021, our Language of the Month will be: Lean What'...
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### CGCC Blog Post #3: King of the Hill!

King of the Hill, or KotH, is probably the most unique tag on CGCC. If you've never come across it before, today's your lucky day! In a KotH, submissions will consist of "bots" which compete ...
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### Has there been any large-scale attempt to assemble libraries or programs from aggressively-golfed solutions in a given language?

It occurred to me when I was browsing threads here that there is an immense collection of simple and extremely space-efficient functions on this site. Although I imagine the end result of such an ...
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### Bugged question (possibly rounding issue)

This Question was asked 2 months ago but was closed 3 months ago, I'm assuming this is a bug. @Bubbler said that it may be a rounding issue, as "the exact date and time when each event occurred ....
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### Would this potential challenge be a duplicate of an existing one?

5 years ago I asked this question. I made it clear that leaving a double h lefter from a "sh" or "SH" becoming "thh" or "Thh" was acceptable. But now I'm older ...
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### Do we want to unpin the accepted answer from the top?

Today, Stack Exchange changed the way answers are sorted on Stack Overflow, meaning that accepting an answer no longer pins it to the top (regardless of sorting method). It still has the green ...
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### CM/Mod meetup - what do you want discussed?

There will be a video call meeting between us (moderators) and several Community Managers soon, and I'd like your feedback on things we should ask about. There is already a list of questions that will ...
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### Language of the Month for September 2021: jq

In accordance with our meta agreement, since one candidate received more votes than the others, we have a new featured language! Throughout September 2021, our Language of the Month will be: jq What'...
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### CGCC Blog Post #2: The history of PPCG and CGCC

We recently turned 10 years old. Unfortunately, we didn't really realise and therefore didn't really celebrate or even mark the occasion. But, it got me thinking about the history of the site, and now ...
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### Winning criterion tag request: [minimum-distinct-chars]

There are several questions where the challenge is to accomplish a task with the least distinct characters - Example, Example, Possibly example. There's probably more, these are hard to find. ...
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### Can Java lambdas reuse their named arguments to remove type declarations?

From what I have seen so far the usual way of scoring in java is by using lambda expressions. I often see Try it online used for it. My actual question comes now: Can you reuse the name of a named ...
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### What's the deal with these two "tips for creating a golfing language" questions?

We currently have two questions asking for tips about golfing languages: Tips for making a golfing language (posted in 2017) is closed for lack of focus, with +10/-3 and no answers Tips for Creating/...
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### Should the title be CGCC and not just code golf?

When you go to our web page it says "code golf" at the top. This is true on my android cell phone at least. Should it instead spell out CGCC? Everyone I have spoken to about this website ...
343 views

### Language nominations for the "Learn You a Lang for Great Good" chat event

We've decided we'd like to give the "Learn You a Lang for Great Good" chat event ${}^*$ a go. As a brief overview, this event would be: For around an hour (or as long as participants want)...
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### BMG is slowly dying

Let me put it simply: BMG, which was a good idea at first, is dying, to the point that we're not scheduling new ones, we're not hearing about it, we forgot that there was meant to be one on Tuesday, ...
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### Is my challenge too difficult? How do I get people to answer it?

My first question, Find all integer pairs that produce a given Loeschian number, received 20 upvotes and 14 answers. I currently have one complicated challenge sandboxed, and I recently posted a third ...
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### Language of the Month for August 2021: K

In accordance with our meta agreement, since one candidate received more votes than the others, we have a new featured language! Throughout August 2021, our Language of the Month will be: K What's a ...
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### Chat Event: Learn-a-lang

Advertisement Been pushing off learning that one lang for too long? Maybe it doesn't qualify for LotM status? Then [name pending] is for you! This is perfect for languages which are too popular for ...
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### What would be the preferred way to show data in spreadsheet cells?

Which would be the preferred format for answers involving data in spreadsheets, a table or a picture? Below is an example based on one of my answers. Table A B 1 8 10 2 3 4 10 4 5 2 22 6 7 1 ...
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### What do we want?

The Community VP has asked what our community needs. I speculate that a lot of people here would tend towards the same kind of answer to that. Feel free to answer this post with suggestions to how we ...
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### Why does Community have an answer here?

Community looks to be very buggy today. However, this appears to be specific to this site - I've been unable to repro this on other sites or their metas. It appears as though Community has an answer ...
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### What to do with the [average] tag?

average is a tag applied to 3 questions. It currently has no tag wiki, and the tag excerpt reads This challenge is related to average or arithmetic mean. Currently, this is a very specific tag which ...
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### Language of the Month for July 2021: ARM

In accordance with our meta agreement, since one candidate received more votes than the others, we have a new featured language! Throughout July 2021, our Language of the Month will be: ARM What's a ...
64 views

### Stack Exchange API Sandbox (dwarf edition) [closed]

Testing ground for the answer importer on this proposed challenge (dwarf edition) https://codegolf.meta.stackexchange.com/a/23556/16824 Please do not answer this question! I am using this question as ...
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### What's your favorite code golf video? [closed]

Do you have a favorite code-golf video? Maybe someone golfing before it was cool? Or because it was a way to solve a problem?
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### CGCC Blog #1: Are golfing languages good or bad for the site?

Welcome to the first CGCC Blog post! After 7 years, and three attempts, we've finally started a site blog, for posts and topics that the community here on CGCC is likely to find interesting. If you'd ...
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This may be more on topic for MSE, I might move it there if so. For now, I believe this is directly applicable to us The Community Ads for 2021 post was posted earlier today, in a trial run of the new ...
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September update: Community Ads are now live network-wide. All ads with a score of 6 or higher, or with a score of 4 or higher and no downvotes will be displayed (except for any that have a note from ...
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### Online tool to determine number of bytes for UTF-8 characters?

Is there an online tool that will tell me the number of bytes in a UTF-8 character? Or, if not, how do I determine this? I'm currently trying to determine the number of the bytes for the left and ...
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### Should new challenges on Codidact be posted into The Nineteenth Byte?

Codidact is a related network of sites to Stack Exchange, created in the aftermath of behaviour by Stack Exchange in late 2019, in an effort to create a better Q&A network. One of the sites in ...
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### Issues with Sandbox Clutter

The Sandbox for Proposed Challenges is a great way for people to get feedback on challenges and make sure they are not duplicates, are clear, and are ready for posting before they post it to the main ...
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### Can I license my controller for a KotH under the GNU GPL v3?

I've just finished making a controller for a KotH challenge, and I wanted to know: Can I use it for the KotH and license it under the GNU GPL v3, or does it have to be licensed with the MIT License to ...
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This revision has been submitted to the devs to push the change, so unless there are any critical issues, this is the final version and I will not be modifying it anymore. (I have cut down the post ...
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### Challenges with an oracle

There are many ideas of code-golf challenges out there that are abandoned because a part of them are just too hard to implement with a reasonable amount of effort. For instance, requiring to parse ...
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### Is it acceptable to use an external API doc in a challenge?

So, I'm working on an environment for an upcoming challenge, and I've written a fairly extensive API document for entries to interact with the game. I'm thinking at this stage that the API doc itself ...
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### Conclusive opinion on having a Hello, World! feed

This question asks about the possibility of adding a feed to The Nineteenth Byte that posts new answers to the Hello, World! thread - a typical place for people to first introduce their new ...
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### Why is meta full of old questions / why did my question get a trivial edit?

EDIT - this just happened again recently, so read it again if you're confused. This isn't a question, it's just an update to let people know what happened. You may have noticed the meta is suddenly ...
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### Can we have a separate tag for combinatory logic?

Background information: Combinatory logic on Wikipedia Basically it is a model of computation closely related to lambda calculus, but using a fixed set of combinators instead of lambda abstraction. ...
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### Is it a [question] or a [challenge]?

Both of these tags are active on Meta: challenges and questions One has 17 questions, the other 44. One has no tag wiki, the other does. They both, more or less, ask about questions on the main site. ...
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### Quine in Pxem, a language whose program is represented as a pair of strings. Is outputting the filename a quine?

My quine in Pxem was criticised as not being a quine, as they output their filenames, not the content of those files. A Pxem program is represented as a pair of a filename and content of file. So far ...
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### Language of the Month for June 2021: Red

In accordance with our meta agreement, since one candidate received more votes than the others, we have a new featured language! Throughout June 2021, our Language of the Month will be: Red What's a ...
158 views

### Should I prevent users of a specific browser doing my challenge?

I'm currently working on a challenge which involves writing JavaScript players for a board game. I've also recently discovered private fields in JavaScript (a recent addition), which I thought would ...
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### What are the winning criteria I can use for my challenge?

I'm writing a challenge, and I'm not sure what possible winning criteria exist. I know about code-golf, but what else is there to use, and how do I score answers with those criteria? Every single ...
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### Efficiency vs Length [duplicate]

Is there any winning criteria on the site which prioritises faster code instead of shorter code? My curiosity comes from questioning if size is better than efficiency or vice-versa. I know that using ...