Questions about coding challenges -- techniques, patterns, etc -- that are not actual challenges.
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A King of the Hill contest requires that a controller program provided by the person hosting the contest communicate (both input and output) with each of the entries to the contest. For some contes...
When posting a fastest-code challenge, what do I need to bear in mind? Unlike with code-golf challenges, where the score is simply the number of bytes in the source code, for a fastest-code challe...
Also posted here on CodeGolf.SE Brief introduction to Emmental: Emmental is a self-modifying programming language defined by a meta-circular interpreter. It is a stack based language, but also ...
`plugins { id 'com.android.application' } android { compileNdk flutter.compileNdkVersion compileOptions{ sourceCompatibility JavaVersion.VERSION_1_8 targetCompatibility JavaVersion...
This is my code to create navigation bar import './App.css'; import{ BrowserRouter, Routes, //replaces "Swiutch" used till v5 Route, }from "react-router-dom"; import Footer from "./...
Try it online doesn't support the latest JavaScript features such as optional chaining or null coalescence, which are very useful character-saving operators. Is there another site like TIO, but whi...
What tips are there in fastest code, or what I like to call code speeding, challenges in Python?
C is a language I use most apart from Python and as someone who likes code golf challenges, what tips are there to golf in C?
This is a list of golfing tips for the language known as Java. If you have a tip, add it in!
If you have any tips for golfing in Python, add them as answers to this post.
If you have any tips for golfing in Ruby, share them as answers to this post.
This is a list of golfing tips for the language known as Philippine Peso PHP. If you have a tip, add it in!
Lua's not really used much in golfing, so it'd be pretty cool to learn some golfing tricks when making answers using it. What golfing tips are there for Lua?
I made carousel image slider by following tutorials. To slide images , I made the below function. const moveToSlide = (track, currentSlide, targetSlide) => { track.style.transform = 'translat...
I have a question about everyone's favourite Code Golf editor https://tio.run. After picking a language, is there a sensible way to enter command line arguments to it, other than adding them manual...
Post tips for Befunge code golf here! This is based on a type of question I used to see on CGCC, where people would post tips for golfing in various languages. They happened to be quite helpful, s...
What general tips do you have for golfing in Scala? I'm looking for ideas that can be applied to code golf problems in general that are at least somewhat specific to Scala (e.g. "remove comments" i...
I have seen KOTH (King of the Hill) challenges before but it's still unclear to me how to properly make, or even play, such challenge. To get started, how do I make (or solve) KOTHs? An answer cou...
There's another type of challenge named code bowling, and I've never heard of it, or even if I did, still don't know how it works. I'm willing to write challenges on code bowling and I want to know...
This Q&A will be used as a general guide to cops-and-robbers challenges. It is not fully inclusive of every cops-and-robbers challenge but it's a good baseline. Basic Premise Cops and Robbers...
