# Latest **URL:** https://forum.kirupa.com/latest.md?page=87 [Latest](https://forum.kirupa.com/latest.md) · [Categories](https://forum.kirupa.com/categories.md) **Page:** 88 --- ## [Errors and Known Issues for Learning React](https://forum.kirupa.com/t/errors-and-known-issues-for-learning-react/638529)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 4\ **Last updated:** [April 14, 2021, 1:32pm UTC](https://forum.kirupa.com/t/errors-and-known-issues-for-learning-react/638529 "2021-04-14T13:32:48Z")
A great combination of editors and reviewers help ensure that the book's content is error-free. Sometimes, errors do slip through, and this page calls them out. Do note that we fix these errors in subsequent printings, s… --- ## [Anyone have a growing, farming, or garden hobby?](https://forum.kirupa.com/t/anyone-have-a-growing-farming-or-garden-hobby/641728)
**Author:** [@tbo](https://forum.kirupa.com/u/tbo)\ **Replies:** 17\ **Last updated:** [April 13, 2021, 10:17am UTC](https://forum.kirupa.com/t/anyone-have-a-growing-farming-or-garden-hobby/641728 "2021-04-13T10:17:45Z")
One of the many hobbies I use to spread myself too thin in life is gardening, and some tree propagation. Anyone else on kirupa doing anything similar? I wanted to share this hoop house I built in my yard a few months a… --- ## [Generating a Random True or False Boolean Value](https://forum.kirupa.com/t/generating-a-random-true-or-false-boolean-value/647159)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 0\ **Last updated:** [April 12, 2021, 6:04am UTC](https://forum.kirupa.com/t/generating-a-random-true-or-false-boolean-value/647159 "2021-04-12T06:04:10Z")
This is a companion discussion topic for the original entry at https://www.kirupa.com/html5/generating\_random\_boolean\_true\_false.htm --- ## [Guess who now has the domain kiru.pa?](https://forum.kirupa.com/t/guess-who-now-has-the-domain-kiru-pa/647096)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 3\ **Last updated:** [April 11, 2021, 1:11pm UTC](https://forum.kirupa.com/t/guess-who-now-has-the-domain-kiru-pa/647096 "2021-04-11T13:11:45Z")
That’s right! Panama finally allowed non-locals to register domains with the .pa extension, and I got kiru.pa a few days ago. Now, whether I use it or not for the main site is a different story. I need to find a US doma… --- ## [Infinitely Cycle Through an Array](https://forum.kirupa.com/t/infinitely-cycle-through-an-array/646366)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 4\ **Last updated:** [April 9, 2021, 11:21pm UTC](https://forum.kirupa.com/t/infinitely-cycle-through-an-array/646366 "2021-04-09T23:21:21Z")
This is a companion discussion topic for the original entry at https://www.kirupa.com/javascript/infinitely\_cycle\_through\_array.htm --- ## [Is regex an art form?](https://forum.kirupa.com/t/is-regex-an-art-form/647094)
**Author:** [@JohnHansenArtist](https://forum.kirupa.com/u/JohnHansenArtist)\ **Replies:** 7\ **Last updated:** [April 9, 2021, 8:27am UTC](https://forum.kirupa.com/t/is-regex-an-art-form/647094 "2021-04-09T08:27:39Z")
I find when I need to resort to, or maybe it’s a good choice, that when using regex it helps solve some coding needs in a JavaScript function. I use online regex testing like regex101, and also I will sometimes look for … --- ## [Forums will be in read-only mode for an hour!](https://forum.kirupa.com/t/forums-will-be-in-read-only-mode-for-an-hour/647006)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 2\ **Last updated:** [April 9, 2021, 8:20am UTC](https://forum.kirupa.com/t/forums-will-be-in-read-only-mode-for-an-hour/647006 "2021-04-09T08:20:26Z")
Hey everyone - just about to do a forum migration to a newer server, so putting the forum into read-only mode until then! Cheers, Kirupa --- ## [How does this work: super()](https://forum.kirupa.com/t/how-does-this-work-super/647093)
**Author:** [@Belfry777](https://forum.kirupa.com/u/Belfry777)\ **Replies:** 1\ **Last updated:** [April 8, 2021, 11:57am UTC](https://forum.kirupa.com/t/how-does-this-work-super/647093 "2021-04-08T11:57:35Z")
Hello gentlemen! I have been working with classes, and now I run into class prototyping! I understand what it does, (super() refers to the parent class and allows the child class to access the parent’s methods and prope… --- ## [Creating Colorful, Smart Shadows](https://forum.kirupa.com/t/creating-colorful-smart-shadows/647095)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 0\ **Last updated:** [April 8, 2021, 1:39am UTC](https://forum.kirupa.com/t/creating-colorful-smart-shadows/647095 "2021-04-08T01:39:58Z")
This is a companion discussion topic for the original entry at https://www.kirupa.com/html5/creating\_colorful\_smart\_shadows.htm --- ## [Issue with past forum post](https://forum.kirupa.com/t/issue-with-past-forum-post/647082)
**Author:** [@AEM123](https://forum.kirupa.com/u/AEM123)\ **Replies:** 4\ **Last updated:** [April 7, 2021, 7:33am UTC](https://forum.kirupa.com/t/issue-with-past-forum-post/647082 "2021-04-07T07:33:14Z")
Hi, I’ve emailed kirupa@kirupa.com a couple of times about an issue with a past forum post (with the same subject as this post), but as I haven’t received any reply I thought I’d ask here. I was just asking if you woul… --- ## [PHP Interpreter compromised](https://forum.kirupa.com/t/php-interpreter-compromised/646999)
**Author:** [@steve.mills](https://forum.kirupa.com/u/steve.mills)\ **Replies:** 0\ **Last updated:** [April 2, 2021, 10:36am UTC](https://forum.kirupa.com/t/php-interpreter-compromised/646999 "2021-04-02T10:36:31Z")
Apparently PHP core was hacked on their git server and malicious code was comitted to the PHP interpreter. NPM’s had a few packages compromised, maybe Deno has the right idea about about security, if you use packages… I… --- ## [New Student](https://forum.kirupa.com/t/new-student/646983)
**Author:** [@Char-Lee](https://forum.kirupa.com/u/Char-Lee)\ **Replies:** 4\ **Last updated:** [April 2, 2021, 5:07am UTC](https://forum.kirupa.com/t/new-student/646983 "2021-04-02T05:07:10Z")
Hi guys, am totally new to programming and i want to get started with web programming specifically javaScript (currently following MDN), could anyone guide me on what i can do best or which materials i can use to get mov… --- ## [javascript:void\[0\]](https://forum.kirupa.com/t/javascript-void-0/646038)
**Author:** [@krilnon](https://forum.kirupa.com/u/krilnon)\ **Replies:** 7\ **Last updated:** [April 1, 2021, 6:09pm UTC](https://forum.kirupa.com/t/javascript-void-0/646038 "2021-04-01T18:09:53Z")
I was hovering over a link recently and saw one with an href of javascript:void\[0\]. This was pretty surprising, since it’s usually written as javascript:void(0). Granted, the whole thing is supposed to imply meaningless … --- ## [Favorite Suez Canal Stuck Ship Meme?](https://forum.kirupa.com/t/favorite-suez-canal-stuck-ship-meme/646871)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 8\ **Last updated:** [April 1, 2021, 2:01am UTC](https://forum.kirupa.com/t/favorite-suez-canal-stuck-ship-meme/646871 "2021-04-01T02:01:41Z")
There are so many good ones! My favorite so far :partying\_face: --- ## [Classes and a strange property](https://forum.kirupa.com/t/classes-and-a-strange-property/646970)
**Author:** [@Belfry777](https://forum.kirupa.com/u/Belfry777)\ **Replies:** 1\ **Last updated:** [April 1, 2021, 12:46am UTC](https://forum.kirupa.com/t/classes-and-a-strange-property/646970 "2021-04-01T00:46:35Z")
Hi there, From following chapter 20 on classes, I have run into a strange situation. Here is the code: class Planet { constructor(name, radius) { this.name = name; this.radius = radius; } getSurfaceAre… --- ## [Also me looking for that USB dongle...](https://forum.kirupa.com/t/also-me-looking-for-that-usb-dongle/646398)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 2\ **Last updated:** [March 30, 2021, 1:11pm UTC](https://forum.kirupa.com/t/also-me-looking-for-that-usb-dongle/646398 "2021-03-30T13:11:02Z")
:stuck\_out\_tongue: --- ## [Regular expression to build 2D array-java](https://forum.kirupa.com/t/regular-expression-to-build-2d-array-java/646874)
**Author:** [@Umair\_Ashraf](https://forum.kirupa.com/u/Umair_Ashraf)\ **Replies:** 0\ **Last updated:** [March 27, 2021, 11:17pm UTC](https://forum.kirupa.com/t/regular-expression-to-build-2d-array-java/646874 "2021-03-27T23:17:27Z")
I am struggling to form the regex expression from the below String Array notes. I have tried to use few things below but I am not getting what I am expecting, like from notes\[0\] I am only expecting 10.0 and higher, Wher… --- ## [Need a help in making a website SEO friendly!](https://forum.kirupa.com/t/need-a-help-in-making-a-website-seo-friendly/646870)
**Author:** [@Juliemartin150](https://forum.kirupa.com/u/Juliemartin150)\ **Replies:** 2\ **Last updated:** [March 27, 2021, 1:06pm UTC](https://forum.kirupa.com/t/need-a-help-in-making-a-website-seo-friendly/646870 "2021-03-27T13:06:54Z")
We have a custom logo website. Initially, it was an idea of me and my friend, and my friend designed the site himself. But now we are facing a lot of problems, few pages are not working properly and even after so many ef… --- ## [How to code falling stars?](https://forum.kirupa.com/t/how-to-code-falling-stars/646243)
**Author:** [@Marik\_Gaming](https://forum.kirupa.com/u/Marik_Gaming)\ **Replies:** 17\ **Last updated:** [March 26, 2021, 4:41am UTC](https://forum.kirupa.com/t/how-to-code-falling-stars/646243 "2021-03-26T04:41:02Z")
Hello, I have found this webpage where the code for falling snow is. Is there anyone who can tell me how I can change it to stars instead of snow? Thank you very much --- ## [What are you all doing because of the covid-19 precautions?](https://forum.kirupa.com/t/what-are-you-all-doing-because-of-the-covid-19-precautions/642136)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 19\ **Last updated:** [March 26, 2021, 4:37am UTC](https://forum.kirupa.com/t/what-are-you-all-doing-because-of-the-covid-19-precautions/642136 "2021-03-26T04:37:58Z")
Both my wife and I are working from home for what seems like until the end of April. Our daughter (now almost 2 years old) is also at home with us, so we stagger our meetings to ensure one of us is watching our daughter … --- ## [Do we need the keyword "this"?](https://forum.kirupa.com/t/do-we-need-the-keyword-this/646806)
**Author:** [@Belfry777](https://forum.kirupa.com/u/Belfry777)\ **Replies:** 3\ **Last updated:** [March 25, 2021, 10:35am UTC](https://forum.kirupa.com/t/do-we-need-the-keyword-this/646806 "2021-03-25T10:35:55Z")
Hi, As some you know, I am trying to learn JavaScript from the book… In a chapter, there is this example: let person = { getName: function () { return "The Name is " + this.firs… --- ## [How can we access wordpress admin?](https://forum.kirupa.com/t/how-can-we-access-wordpress-admin/640315)
**Author:** [@teqizer](https://forum.kirupa.com/u/teqizer)\ **Replies:** 2\ **Last updated:** [March 25, 2021, 5:32am UTC](https://forum.kirupa.com/t/how-can-we-access-wordpress-admin/640315 "2021-03-25T05:32:54Z")
I can’t access my wp-admin. how can I go to the admin dashboard. --- ## [Fun Word Game! 😀](https://forum.kirupa.com/t/fun-word-game/645285)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 1\ **Last updated:** [March 25, 2021, 5:14am UTC](https://forum.kirupa.com/t/fun-word-game/645285 "2021-03-25T05:14:44Z")
I spent way too much time on this today: https://twitter.com/jjcollinsworth/status/1337064859167494145?s=21 --- ## [Plagiarism check](https://forum.kirupa.com/t/plagiarism-check/639242)
**Author:** [@petergilbert](https://forum.kirupa.com/u/petergilbert)\ **Replies:** 6\ **Last updated:** [March 25, 2021, 4:59am UTC](https://forum.kirupa.com/t/plagiarism-check/639242 "2021-03-25T04:59:49Z")
Hi all! Do you check your writings for duplications? What tools do you use for that, if so? --- ## [Unity is...](https://forum.kirupa.com/t/unity-is/641753)
**Author:** [@tbo](https://forum.kirupa.com/u/tbo)\ **Replies:** 16\ **Last updated:** [March 25, 2021, 3:09am UTC](https://forum.kirupa.com/t/unity-is/641753 "2021-03-25T03:09:34Z")
After a long break from writing code in general, I finally got a chance to try out unity, which I really knew little about. Maybe a decade late to the party here but I have to say… I’m totally blown away. I mean really … --- ## [Coronavirus Tracker Dashboard!](https://forum.kirupa.com/t/coronavirus-tracker-dashboard/641902)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 51\ **Last updated:** [March 24, 2021, 7:18am UTC](https://forum.kirupa.com/t/coronavirus-tracker-dashboard/641902 "2021-03-24T07:18:10Z")
As dashboards go, this is a really nice one: ArcGIS Dashboards --- ## [Looking for advice on a personal site](https://forum.kirupa.com/t/looking-for-advice-on-a-personal-site/643460)
**Author:** [@Matthew\_Lovelady](https://forum.kirupa.com/u/Matthew_Lovelady)\ **Replies:** 5\ **Last updated:** [March 24, 2021, 6:59am UTC](https://forum.kirupa.com/t/looking-for-advice-on-a-personal-site/643460 "2021-03-24T06:59:20Z")
I recently started on a passion project, https://maththebeautiful.com/blog/. This is a homecooked website, using django as a backend, as I am not using Wordpress or something along those lines I was wondering If I have … --- ## [World’s most expensive chocolate! 🍫](https://forum.kirupa.com/t/world-s-most-expensive-chocolate/646729)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 3\ **Last updated:** [March 24, 2021, 6:46am UTC](https://forum.kirupa.com/t/world-s-most-expensive-chocolate/646729 "2021-03-24T06:46:02Z")
I have to admit. Like that famous type of expensive coffee, I went in thinking that this involved a small rodent looking creature eating the normal cacao and pooping :poop: out what would become this final chocolate! … --- ## [JavaScript Object Inheritence, new() and prototype](https://forum.kirupa.com/t/javascript-object-inheritence-new-and-prototype/646731)
**Author:** [@Belfry777](https://forum.kirupa.com/u/Belfry777)\ **Replies:** 6\ **Last updated:** [March 23, 2021, 11:48pm UTC](https://forum.kirupa.com/t/javascript-object-inheritence-new-and-prototype/646731 "2021-03-23T23:48:40Z")
Hello, After working in the book by Kirupa, I have a few questions about the Website Link listed at the end of the chapter (see the bottom part about constructor functions). Firstly, I do not understand what new() does… --- ## [Really interesting spam!](https://forum.kirupa.com/t/really-interesting-spam/646730)
**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\ **Replies:** 2\ **Last updated:** [March 23, 2021, 5:03am UTC](https://forum.kirupa.com/t/really-interesting-spam/646730 "2021-03-23T05:03:10Z")
I periodically take a moment to look at the kind of spam the forum filters catch. This one is probably the most unique one I have seen: I wonder what signals this forum gives off where someone felt appropriate for a … [Previous page](https://forum.kirupa.com/latest.md?page=86) [Next page](https://forum.kirupa.com/latest.md?page=88)