# Latest

**URL:** https://forum.kirupa.com/latest.md?page=83

[Latest](https://forum.kirupa.com/latest.md) · [Categories](https://forum.kirupa.com/categories.md)

**Page:** 84

---

## [Functional component in React](https://forum.kirupa.com/t/functional-component-in-react/649980)

<div class="topic-metadata">

**Author:** [@not\_survivng](https://forum.kirupa.com/u/not_survivng)\
**Replies:** 3\
**Last updated:** [December 12, 2021, 9:41pm UTC](https://forum.kirupa.com/t/functional-component-in-react/649980 "2021-12-12T21:41:58Z")

</div>

I’m new to react and need to learn the Functional components with Yahtzee game but all i can find with that game are class components. :") Can anyone please refactor one example of it to a functional version of Yahtzee …

---

## [\[Help AS3\] create non-repeat combinations of multiple arrays](https://forum.kirupa.com/t/help-as3-create-non-repeat-combinations-of-multiple-arrays/649936)

<div class="topic-metadata">

**Author:** [@Nayzuko](https://forum.kirupa.com/u/Nayzuko)\
**Replies:** 13\
**Last updated:** [December 10, 2021, 12:17pm UTC](https://forum.kirupa.com/t/help-as3-create-non-repeat-combinations-of-multiple-arrays/649936 "2021-12-10T12:17:44Z")

</div>

Greetings all, I have arrays like these: var arr1:Array = \[0,1,2,3,4\] var arr2: Array = \[0,1,2,3,4,5\] … var arr6:Array = \[0,1,2\] How to combine all arrays into one non-repeat arrays (permutation) in AS3? Such as: …

---

## [Looking for Freelance Designers & Developers!](https://forum.kirupa.com/t/looking-for-freelance-designers-developers/614255)

<div class="topic-metadata">

**Author:** [@Killua](https://forum.kirupa.com/u/Killua)\
**Replies:** 9\
**Last updated:** [December 7, 2021, 11:33am UTC](https://forum.kirupa.com/t/looking-for-freelance-designers-developers/614255 "2021-12-07T11:33:29Z")

</div>

I apologize if this is the wrong section. I run a freelance network and am looking for high-quality designers and developers to join. If you are interested in building your client base, gaining experience and earning …

---

## [Refactoring a class component to Functional, Invalid value](https://forum.kirupa.com/t/refactoring-a-class-component-to-functional-invalid-value/649866)

<div class="topic-metadata">

**Author:** [@louyi](https://forum.kirupa.com/u/louyi)\
**Replies:** 0\
**Last updated:** [December 2, 2021, 8:05pm UTC](https://forum.kirupa.com/t/refactoring-a-class-component-to-functional-invalid-value/649866 "2021-12-02T20:05:59Z")

</div>

I’m trying to refactor a Class component to Functional, but i’m pretty new to React and got myself confused with some things and got the Invalid value for prop disabled on tag. the whole code is here, may I know if …

---

## [My Interview with Bill from JS Bits!](https://forum.kirupa.com/t/my-interview-with-bill-from-js-bits/649844)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 1\
**Last updated:** [December 1, 2021, 6:13am UTC](https://forum.kirupa.com/t/my-interview-with-bill-from-js-bits/649844 "2021-12-01T06:13:56Z")

</div>

It was a fun conversation and @krilnon makes a cameo haha! :partying\_face: Original tweet: https://twitter.com/JS\_Bits\_Bill/status/1465751282761805837

---

## [Refactoring class component to React functional component](https://forum.kirupa.com/t/refactoring-class-component-to-react-functional-component/649442)

<div class="topic-metadata">

**Author:** [@pepasteel](https://forum.kirupa.com/u/pepasteel)\
**Replies:** 15\
**Last updated:** [November 30, 2021, 11:04pm UTC](https://forum.kirupa.com/t/refactoring-class-component-to-react-functional-component/649442 "2021-11-30T23:04:17Z")

</div>

I am a beginner in javascript and react. I’m trying to refactor the class component into a functional one (Rules for Yahtzee game scoring). This is class component: /\*\* Rule for Yahtzee scoring. \* \* This is an "abstr…

---

## [What to call this new section?](https://forum.kirupa.com/t/what-to-call-this-new-section/649596)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 6\
**Last updated:** [November 30, 2021, 6:09am UTC](https://forum.kirupa.com/t/what-to-call-this-new-section/649596 "2021-11-30T06:09:06Z")

</div>

I’m finally getting around to creating more end-to-end articles/videos that focus on building a full example as opposed to going deep on a single concept. Examples of these new items include: Creating a Sweet Digital C…

---

## [Fuzzy string match regex](https://forum.kirupa.com/t/fuzzy-string-match-regex/649819)

<div class="topic-metadata">

**Author:** [@steve.mills](https://forum.kirupa.com/u/steve.mills)\
**Replies:** 1\
**Last updated:** [November 30, 2021, 5:26am UTC](https://forum.kirupa.com/t/fuzzy-string-match-regex/649819 "2021-11-30T05:26:01Z")

</div>

Hey guys, I’m trying to implement a fuzzy string match regex that will: match only whole words not sentences accept typos accept missing chars I found a regex that works ok - /a\[^b\]\*b\[^c\]\*c/gi It matches 'abc', 'a12…

---

## [I have an old project with legacy code that I cannot get to run now](https://forum.kirupa.com/t/i-have-an-old-project-with-legacy-code-that-i-cannot-get-to-run-now/649806)

<div class="topic-metadata">

**Author:** [@Fejiro\_Eruotor](https://forum.kirupa.com/u/Fejiro_Eruotor)\
**Replies:** 8\
**Last updated:** [November 28, 2021, 9:42pm UTC](https://forum.kirupa.com/t/i-have-an-old-project-with-legacy-code-that-i-cannot-get-to-run-now/649806 "2021-11-28T21:42:21Z")

</div>

I made a simple desktop app sometime back that is meant to be my own custom plaintext encryption software(yes, I know, a weird project when I was bored). Now I actually need the software working as I see a need to encryp…

---

## [JS Game engine](https://forum.kirupa.com/t/js-game-engine/649812)

<div class="topic-metadata">

**Author:** [@Wayne](https://forum.kirupa.com/u/Wayne)\
**Replies:** 0\
**Last updated:** [November 28, 2021, 4:59pm UTC](https://forum.kirupa.com/t/js-game-engine/649812 "2021-11-28T16:59:27Z")

</div>

Do you recommend any good Typescript game engines? I recently found the Hex Engine but would love to see if you have experience in others?

---

## [Code from the book isn't running](https://forum.kirupa.com/t/code-from-the-book-isnt-running/649808)

<div class="topic-metadata">

**Author:** [@banchego](https://forum.kirupa.com/u/banchego)\
**Replies:** 0\
**Last updated:** [November 28, 2021, 1:22am UTC](https://forum.kirupa.com/t/code-from-the-book-isnt-running/649808 "2021-11-28T01:22:43Z")

</div>

\<!DOCTYPE html\> \<html\> \<head\> \<title\>React Styling Using CSS\</title\> \<script src="https://unpkg.com/react@latest/dist/react.js"\>\</script\> \<script src="https://unpkg.com/react-dom@latest/dist/react-dom.js"\>\</script\>…

---

## [Have any of you used Web IDEs?](https://forum.kirupa.com/t/have-any-of-you-used-web-ides/649729)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 3\
**Last updated:** [November 27, 2021, 7:40pm UTC](https://forum.kirupa.com/t/have-any-of-you-used-web-ides/649729 "2021-11-27T19:40:31Z")

</div>

Curious to know if any of you here have used web-based IDEs like Stackblitz, Gitpod, Github’s Codespaces, etc. The convenience of having an in-browser code editor seems really convenient, especially when paired with a r…

---

## [What do you all think are the most popular articles here?](https://forum.kirupa.com/t/what-do-you-all-think-are-the-most-popular-articles-here/649754)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 1\
**Last updated:** [November 25, 2021, 5:58am UTC](https://forum.kirupa.com/t/what-do-you-all-think-are-the-most-popular-articles-here/649754 "2021-11-25T05:58:11Z")

</div>

I had a look at the stats, and I was surprised! What do you all think are the most popular articles on this site? :grinning:

---

## [State of the Developer Nation!](https://forum.kirupa.com/t/state-of-the-developer-nation/649676)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 0\
**Last updated:** [November 17, 2021, 2:03am UTC](https://forum.kirupa.com/t/state-of-the-developer-nation/649676 "2021-11-17T02:03:10Z")

</div>

I was browsing through this research by Slashdata, and some of the findings here around AI/ML and emerging trends was news to me. So much to process here, but it is good to see that there is still a boatload of interes…

---

## [Why the complexity of React Components?](https://forum.kirupa.com/t/why-the-complexity-of-react-components/649666)

<div class="topic-metadata">

**Author:** [@JohnHansenArtist](https://forum.kirupa.com/u/JohnHansenArtist)\
**Replies:** 2\
**Last updated:** [November 16, 2021, 2:08am UTC](https://forum.kirupa.com/t/why-the-complexity-of-react-components/649666 "2021-11-16T02:08:22Z")

</div>

React is quite the tool, and using it’s powers to control the DOM and build out web apps has changed a lot about web development… though… I was looking at a form component I built where I thought it might be a good idea …

---

## [About this Site](https://forum.kirupa.com/t/about-this-site/642176)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 24\
**Last updated:** [November 14, 2021, 12:03am UTC](https://forum.kirupa.com/t/about-this-site/642176 "2021-11-14T00:03:15Z")

</div>

This is a companion discussion topic for the original entry at https://www.kirupa.com/about/index.htm

---

## [Please, help! I,m started reading book of Kirupa.](https://forum.kirupa.com/t/please-help-i-m-started-reading-book-of-kirupa/649245)

<div class="topic-metadata">

**Author:** [@11130](https://forum.kirupa.com/u/11130)\
**Replies:** 4\
**Last updated:** [November 13, 2021, 2:15am UTC](https://forum.kirupa.com/t/please-help-i-m-started-reading-book-of-kirupa/649245 "2021-11-13T02:15:37Z")

</div>

I,m started reading book of Kirupa, Javascript from zero. there is an example, on page 70, about “for” cycles. I must write the code, then see the result. But nothing happened! i’m checked all past of code, there is a…

---

## [Creating a Sweet Digital Clock](https://forum.kirupa.com/t/creating-a-sweet-digital-clock/649581)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 0\
**Last updated:** [November 9, 2021, 10:50pm UTC](https://forum.kirupa.com/t/creating-a-sweet-digital-clock/649581 "2021-11-09T22:50:13Z")

</div>

This is a companion discussion topic for the original entry at https://www.kirupa.com/buildstuff/sweet\_digital\_clock.htm

---

## [Trivia quiz app using an API](https://forum.kirupa.com/t/trivia-quiz-app-using-an-api/649536)

<div class="topic-metadata">

**Author:** [@stekon](https://forum.kirupa.com/u/stekon)\
**Replies:** 6\
**Last updated:** [November 9, 2021, 3:37am UTC](https://forum.kirupa.com/t/trivia-quiz-app-using-an-api/649536 "2021-11-09T03:37:35Z")

</div>

Can someone please help me with making a trivia quiz Using fetches to pull random questions using a single category in the API Create an input form that accepts a user’s input 3.Present a single question to the user A…

---

## [The Prism Amigo!](https://forum.kirupa.com/t/the-prism-amigo/649475)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 8\
**Last updated:** [November 4, 2021, 12:33am UTC](https://forum.kirupa.com/t/the-prism-amigo/649475 "2021-11-04T00:33:53Z")

</div>

Because this site runs on a very manual publishing process without any CMS or modern smarts to speak of, a lot of the content authoring and formatting is done manually as well. Code highlighting via the Prism highlighter…

---

## [Chrome DevTools: Record and playback page interactions!](https://forum.kirupa.com/t/chrome-devtools-record-and-playback-page-interactions/649513)

<div class="topic-metadata">

**Author:** [@senocular](https://forum.kirupa.com/u/senocular)\
**Replies:** 2\
**Last updated:** [November 3, 2021, 10:47pm UTC](https://forum.kirupa.com/t/chrome-devtools-record-and-playback-page-interactions/649513 "2021-11-03T22:47:32Z")

</div>

https://storage.googleapis.com/web-dev-uploads/video/dPDCek3EhZgLQPGtEG3y0fTn4v82/jDJpU85zWj1dipsUPrMr.mp4

---

## [CODING CHALLENGES preparation](https://forum.kirupa.com/t/coding-challenges-preparation/637100)

<div class="topic-metadata">

**Author:** [@alphons3k](https://forum.kirupa.com/u/alphons3k)\
**Replies:** 4\
**Last updated:** [September 10, 2017, 7:53pm UTC](https://forum.kirupa.com/t/coding-challenges-preparation/637100 "2017-09-10T19:53:21Z")

</div>

I want to be a software developer. i have applied for various developer boot camps but they all require i pass a JavaScript or java entrance test. After weeks of studying tutorials like w3schools, i attempted 2 entry tes…

---

## [Repeating Animations](https://forum.kirupa.com/t/repeating-animations/649376)

<div class="topic-metadata">

**Author:** [@marqimoth](https://forum.kirupa.com/u/marqimoth)\
**Replies:** 24\
**Last updated:** [October 27, 2021, 6:56pm UTC](https://forum.kirupa.com/t/repeating-animations/649376 "2021-10-27T18:56:21Z")

</div>

how can i make a repeating animation like a question mark box in super mario world?

---

## [Hello old friends \<3](https://forum.kirupa.com/t/hello-old-friends-3/646463)

<div class="topic-metadata">

**Author:** [@pasquale](https://forum.kirupa.com/u/pasquale)\
**Replies:** 28\
**Last updated:** [October 27, 2021, 5:38am UTC](https://forum.kirupa.com/t/hello-old-friends-3/646463 "2021-10-27T05:38:09Z")

</div>

I think the last time I was here was in 2010 or so. I missed this place. Nice to see it still kicking. Met some of my closest friends on this forum, who I’m still friends with today. What a trip! Been frustrated with th…

---

## [Meet the Twemoji Browser](https://forum.kirupa.com/t/meet-the-twemoji-browser/649379)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 0\
**Last updated:** [October 26, 2021, 5:09am UTC](https://forum.kirupa.com/t/meet-the-twemoji-browser/649379 "2021-10-26T05:09:29Z")

</div>

Hi everybody! :wave: Many of the icons/visuals used on the site come from Twitter’s awesome Twemoji set. There is one problem with it. There is no version of Twemoji that has keywords. This means the only way to find wh…

---

## [Extending Built-in Objects in JavaScript](https://forum.kirupa.com/t/extending-built-in-objects-in-javascript/352078)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 4\
**Last updated:** [October 23, 2021, 8:43am UTC](https://forum.kirupa.com/t/extending-built-in-objects-in-javascript/352078 "2021-10-23T08:43:05Z")

</div>

Take your existing built-in objects and kick them up a few notches by learning how to extend them. This is a companion discussion topic for the original entry at http://www.kirupa.com/html5/extending\_built\_in\_objects\_j…

---

## [Can someone please explain KMP algorithm?](https://forum.kirupa.com/t/can-someone-please-explain-kmp-algorithm/648776)

<div class="topic-metadata">

**Author:** [@csstudent](https://forum.kirupa.com/u/csstudent)\
**Replies:** 3\
**Last updated:** [October 23, 2021, 7:19am UTC](https://forum.kirupa.com/t/can-someone-please-explain-kmp-algorithm/648776 "2021-10-23T07:19:11Z")

</div>

I am studying Knuth-Morris-Pratt algorithm. It is hard to understand. I have spent enough time online, read wiki, GeekForGeeks & TutorialsPoint. I need simple explanation for KMP algorithm & how it works in linear time. …

---

## [Video of a young boy and an older man, 57 years apart!](https://forum.kirupa.com/t/video-of-a-young-boy-and-an-older-man-57-years-apart/649128)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 1\
**Last updated:** [October 23, 2021, 7:02am UTC](https://forum.kirupa.com/t/video-of-a-young-boy-and-an-older-man-57-years-apart/649128 "2021-10-23T07:02:39Z")

</div>

This was both happy and a bit sad at the same time :pensive::grinning:

---

## [Cows with Guns!](https://forum.kirupa.com/t/cows-with-guns/649189)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 3\
**Last updated:** [October 23, 2021, 6:42am UTC](https://forum.kirupa.com/t/cows-with-guns/649189 "2021-10-23T06:42:49Z")

</div>

This must have been Flash based, but I never saw it until…today!

---

## [Words of Tech Wisdom!](https://forum.kirupa.com/t/words-of-tech-wisdom/649334)

<div class="topic-metadata">

**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 1\
**Last updated:** [October 21, 2021, 4:56pm UTC](https://forum.kirupa.com/t/words-of-tech-wisdom/649334 "2021-10-21T16:56:15Z")

</div>

A lot of us have been fiddling with tech stuff for a long time. We’ve probably accumulated a lot of wisdom and tribal knowledge that needs to be shared. This thread is that place :thread: ! :slight\_smile:

[Previous page](https://forum.kirupa.com/latest.md?page=82)

[Next page](https://forum.kirupa.com/latest.md?page=84)