247 questions linked to/from Sandbox for Proposed Challenges
13k views

### List of bounties with no deadline

This is a list of unofficial, deadline-less (hence not searchable) bounties offered by users on various challenges on the main site. Disclaimer: There is no guarantee that the user will award the ...
102 views

### How can I improve my post?

Just recently I posted this king-of-the-hill question. It was a rock paper scissors contest, but opponents had access to each other's source codes. It wasn't very well received - it had some downvotes ...
83 views

### Unable to Delete and Unable to Close Vote

I've got a question that I really don't like (does not meet my standards, has repetitive answers because I did not realize how many languages had built-in functions for transpositions, etc). I would ...
92 views

### How to ask for a parser

Refer to this challenge in Sandbox. My major language is Haskell. In Haskell, a parser (type ReadS) is a function that inputs a ...
204 views

### Can we get a “magic link” to the Sandbox?

One of the more popular comments on our site goes something like this: Hi, and welcome to PPCG! Your challenge was closed because it's a bit unclear/broad/whatever as it is now. I would recommend ...
82 views

### Code Golf Contest(Idea)

Welcome to the idea of the Code Golf Contest, where many code golfers pit their skills against eachother in a Battle For Dream Island-esque competition! The prize? 300 reputation! The challenges will ...
293 views

### Community Promotion Ads — 2020

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 ...
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### Feedback for closed questions

I just posted a question available here: Print out a valid pokemon team! , which got closed due to lack of details. I do understand that at first, my question was somewhat unclear, as mentioned by ...
186 views

### Is “A solution wins if there's no strictly better solution in multiple measures” a valid winning criterion?

To cite a recently sandboxed challenge by l4m2: Solution win if there's no strictly better solution, aka. no solution that take less or same amount of items in mapping table, less or same amount of ...
377 views

### Why are some users so quick to jump on a bandwagon?

I've been lurking on this site long before I made my account, and I've seen many cases where people are downvoted simply because they post an answer in the same language as someone else and it happens ...
279 views

### Duplicate between the main site and a Sandbox entry

The community has encouraged users to post a proposed challenge to the Sandbox for a few days before posting to the main site, to get feedback in the interest of improving the question and and to iron ...
26k views

### Default for Code Golf: Input/Output methods

It looks like we have a consensus that we want certain defaults for the format which answers are expected in for code-golf. On that poll, the question arose twice, which input/output formats should be ...
106 views

### Where do good questions go? [closed]

It seems now few questions show enough serious sense, and lots are just random requirements. Where do good ones go, are they dilutioned, deleted or just posted less?
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### How can hash be allowed in a input-testing challenge?

Immagine to have a group of elements $G$, and a challenge that requires to output truthy if the input is in $G$. I suppose that in traditional programming ...
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### Community Promotion Ads — 2019 [duplicate]

2019 is here! And with the new year, as usual, comes a new iteration of Community Promotion Ads! Let’s refresh these for the coming year :) What are Community Promotion Ads? Community Promotion Ads ...
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### Is this REST API question way too practical for the site?

I recently had one of the senior developers on my team code up a simple REST API server and client, using SSL, basic authentication, and .NET Core. I was a little shocked to see how much code it took ...
128 views

### CGCC Data Analysis #1: Tags

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 ...
177k views

### Loopholes that are forbidden by default

There are a number of standard loopholes which experienced question-setters seek to explicitly close. However, inexperienced question-setters may unintentionally leave them open, or respondents may ...
698 views

### How does this site work?

Hello, I have spent time looking at the StackExchange sites and especially this has seemed quite interesting to me. But I would like you to explain how it works and what it is about. I know how to ...
2k views

### New users' guides to golfing rules in specific languages

What are the most important rules a first-time golfer in a given language should know? For instance, how do golfed programs usually take input and output? Each language should have a single CW answer ...
7k views

### How can we help users who are put off by the use of golfing languages?

Every other month someone expresses their (negative) feelings about golfing languages. Here is how this usually goes: they complain that they don't enjoy golfing in the languages they know because ...
290 views

### Challenge post-mortems

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 ...
4k views

### Standard definitions of terms within specifications

Quite often I find that I am repeating myself when creating a challenge. For example, usually I have to retype the definition of "random" in all of my posts, or I have to specify the same thing about ...
253 views

### Do golfing languages support arbitrary-length integers?

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 ...
196 views

### Policy on answering challenges with cumbersome I/O

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 ...
862 views

### Things to consider when creating a challenge

There's a lot to remember to include when writing a challenge for this site. What are some things that are easy to forget? Return to FAQ index
2k views

### Why do we have objective winning criteria?

2 years ago, we discussed dropping the objective winning criterion requirement. No consensus was really reached. I'd really like to start that conversation again, as I feel like it is hindering our ...
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### What makes winning criteria “objective”?

The FAQ says (in part) All questions on this site, whether a programming puzzle or a code golf, should have [... an] objective primary winning criterion, so that it is possible to indisputably ...
316 views

### Winning Criteria vs Valid Criteria

Winning criteria determine which submission wins. For example, the following are winning criteria. The submission with the fastest code on any reasonable desktop machine wins. Valid criteria ...
283 views

### Standard New User Welcome Messages

What is the best message to notify a new user with an issue with their post (via a comment) while posting a(n)... Challenge (unclear specs/questionable) Challenge (duplicate) Challenge (off-topic) ...
20k views

### Things to avoid when writing challenges

If there is something that you find annoying / counterproductive / unfair / detrimental / no longer funny in challenges (question posts), describe it in an answer here, and propose a recommended ...
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### Existence of known score but unknown exact code

Consider the following the challenge: Write a program that accomplishes X task while maximizing the number of distinct characters in your source code. Removing any set of characters from the ...
118 views

### Should the Info Box Link to the Active Sorted Sandbox?

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 ...
2k views

### Introducing the PPCG Sandbox Viewer™

The sandbox post is really just a question which we use as a system to review posts (which is great and all), but wouldn't it be great if there could be like a dedicated review queue for Sandbox Post? ...
70 views

### Reopen or repost?

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 ...
2k views

### Secret Santa's Sandbox

AKA: The Regifting of the White Elephants Note - I'm not sure this is on-topic or not on meta, but it seems to be as good a place as any. Comment if you disagree. I have a few challenges that I have ...
311 views

### How can we clearly define “Must work for theoretically large values”?

This doesn't seem immediately like an issue, but I've encountered it once in a challenge already, and recently again in a Sandboxed challenge, and is getting tiring to find the correct wording. For ...
289 views

### What should I do with this question?

I recently posted this challenge on codegolf. The idea was simple : reproduce an hexagonal logo, graphically or in ASCII art. At first i thought it would be good enouth to be interessing, but the lack ...
256 views

### What to do with a challenge that is a dupe of a sandboxed one?

Currently it seems it is not so clear what happens if person B posts a challenge that is a duplicate of another challenge person A had already sandboxed. While any user contributions on SE are ...
120 views

### Code golf involving GPS?

I planned to ask a code golf involving GPS: What's the current zodiac? Objective: Display the emoji of the zodiac of current time, according to your location. Rules: 1. There's no input....
409 views

### Questions that ask for artifacts or witnesses

(Sorry this is long. I tried to gather many examples, and honestly I would have liked to include more.) Background The code-challenge tag captures many different kinds of creative challenges that ...
15k views

### What are programming languages?

Often, answers to questions asking for "programs" or talking about "programming languages" utilize things like sed, awk, … in ...
2k views

### How does the Sandbox work? How do I use it?

Link to sandbox I've noticed some people here talking about a "proposed question sandbox." Where is the sandbox? Why should I use the sandbox? How does the sandbox work? What should we do with ...
259 views

### Sandbox instructions for new users

We now have a nifty new info-box to point new users to the Sandbox. Hooray! But when a new user does go to the Sandbox for the first time, the instructions there don't give them much to work from to ...
416 views

### An info box to point new users to The Sandbox

So along with site graduation, one new option we have is an info box on the sidebar. For example, you can see what these look like on Law or Judaism Stack Exchange (directly above the "featured on ...
153 views

### Why are there still a lot of issues for a Sandboxed post Sandboxed for a long time?

When I posted this to the Sandbox, I have waited for 21 days before I posted the challenge to main. However, there are still a lot of issues in that post, and someone had found a duplicate. Why are ...
156 views

### Would this bit-fiddling question be on topic?

I have a non-challenge, bitwise-gymnastics question that I am looking for a home for. Would this be on topic here? Per some requirements, I am trying to pack three data points into 16-bits for the ...
3k views

### Definitive policy about answers not meeting the challenge specification

This question has been asked so often, I have no idea what our actual policy is: Almost-correct answers Should answers that break the rules be deleted? Should we flag and delete Not an Answer posts? ...