# Uncategorized

**URL:** https://forum.kirupa.com/c/uncategorized/1.md?page=8

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

**Page:** 9

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## [Hello Guys](https://forum.kirupa.com/t/hello-guys/649306)

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**Author:** [@Brackwom](https://forum.kirupa.com/u/Brackwom)\
**Replies:** 2\
**Last updated:** [July 19, 2022, 5:49pm UTC](https://forum.kirupa.com/t/hello-guys/649306 "2022-07-19T17:49:21Z")

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I will enjoy every millisecond of my stay with you and this beautiful family on this forum. Thank you so much, Thank you for allowing me to crash at your place.

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## [Funny](https://forum.kirupa.com/t/funny/651015)

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**Author:** [@steve.mills](https://forum.kirupa.com/u/steve.mills)\
**Replies:** 5\
**Last updated:** [April 2, 2022, 10:12pm UTC](https://forum.kirupa.com/t/funny/651015 "2022-04-02T22:12:37Z")

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## [Chrome heap snapshot](https://forum.kirupa.com/t/chrome-heap-snapshot/653097)

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**Author:** [@steve.mills](https://forum.kirupa.com/u/steve.mills)\
**Replies:** 1\
**Last updated:** [August 16, 2022, 7:04pm UTC](https://forum.kirupa.com/t/chrome-heap-snapshot/653097 "2022-08-16T19:04:33Z")

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Hey guys, I have a function that: parses some JSON builds some objects then diffs some DOM nodes (50k for testing) I had a memory leak that I have fixed but for some reason: performance.memory() logged before and …

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## [Animating a Random Color Change on Letters](https://forum.kirupa.com/t/animating-a-random-color-change-on-letters/652885)

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**Author:** [@Matthew\_Seward](https://forum.kirupa.com/u/Matthew_Seward)\
**Replies:** 21\
**Last updated:** [August 2, 2022, 3:11pm UTC](https://forum.kirupa.com/t/animating-a-random-color-change-on-letters/652885 "2022-08-02T15:11:00Z")

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I am trying to do this tutorial on a Wordpress site, and I’m getting an error on let spanElements = element.querySelectorAll(“span”);. Console says "null is not an object (evaluating ‘element.querySelectorAll’) Any s…

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## [What's the most random thing you've learned recently?](https://forum.kirupa.com/t/whats-the-most-random-thing-youve-learned-recently/647485)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 71\
**Last updated:** [July 30, 2022, 3:24pm UTC](https://forum.kirupa.com/t/whats-the-most-random-thing-youve-learned-recently/647485 "2022-07-30T15:24:54Z")

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For me, it is this: Long term storage | NFSA I have no idea how I stumbled onto here, but I now know a lot more about how to store film than I did a few moments ago, which was absolutely nothing. :brain:

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## [Generating a Range of Cryptographically Strong Random Numbers in JavaScript](https://forum.kirupa.com/t/generating-a-range-of-cryptographically-strong-random-numbers-in-javascript/652867)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 0\
**Last updated:** [July 28, 2022, 8:05pm UTC](https://forum.kirupa.com/t/generating-a-range-of-cryptographically-strong-random-numbers-in-javascript/652867 "2022-07-28T20:05:09Z")

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As part of making modifications to the existing Random Numbers article, I added a section on generating a random number in a more cryptographically sound way! The following snippet shows the cryptoRandom function and ho…

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## [UI/UX Inspiration](https://forum.kirupa.com/t/ui-ux-inspiration/650470)

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**Author:** [@VaiFanatic](https://forum.kirupa.com/u/VaiFanatic)\
**Replies:** 15\
**Last updated:** [July 20, 2022, 10:57am UTC](https://forum.kirupa.com/t/ui-ux-inspiration/650470 "2022-07-20T10:57:30Z")

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Where do you guys your UI/UX inspiration from? And what tools do you use to render them before bringing them to life? I used to use photoshop back when HTML/CSS was a lot more simple and not nearly as powerful as it is …

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## [Chapter 19, Math.random I'm confused](https://forum.kirupa.com/t/chapter-19-math-random-im-confused/652661)

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**Author:** [@kevin321](https://forum.kirupa.com/u/kevin321)\
**Replies:** 4\
**Last updated:** [July 16, 2022, 6:01pm UTC](https://forum.kirupa.com/t/chapter-19-math-random-im-confused/652661 "2022-07-16T18:01:07Z")

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Hello, I’m half way through the javascript book, it’s great so far but I am stuck at chapter 19 and wondered if anyone can help me. When I look at the following code, I can see how Math.random can possibly generate a du…

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## [book](https://forum.kirupa.com/t/book/652412)

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**Author:** [@trydoux](https://forum.kirupa.com/u/trydoux)\
**Replies:** 1\
**Last updated:** [June 27, 2022, 2:01am UTC](https://forum.kirupa.com/t/book/652412 "2022-06-27T02:01:32Z")

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in the first chapter of your book, instead of a dialog box in the browser, a piece of code was written: alert(“Hello world!”)

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## [Green screen to buy](https://forum.kirupa.com/t/green-screen-to-buy/652262)

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**Author:** [@lejdiblek](https://forum.kirupa.com/u/lejdiblek)\
**Replies:** 1\
**Last updated:** [June 19, 2022, 1:01am UTC](https://forum.kirupa.com/t/green-screen-to-buy/652262 "2022-06-19T01:01:13Z")

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Hi, guys. I need help. A client of mine wants me to record him something and I need green screen (I used site search, but all topics are obsolete). I don’t know much about them, so can you help me out. He sent me some…

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## [SVG SMIL probably here to stay](https://forum.kirupa.com/t/svg-smil-probably-here-to-stay/646271)

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**Author:** [@steve.mills](https://forum.kirupa.com/u/steve.mills)\
**Replies:** 25\
**Last updated:** [March 20, 2021, 2:14am UTC](https://forum.kirupa.com/t/svg-smil-probably-here-to-stay/646271 "2021-03-20T02:14:19Z")

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I was just looking at the latest draft for SVG2 from the WC3 SVG working group that finishes up in a month (after 2 years) and there is a lot of reference to SMIL animation in the animation module. Now that SMIL is supp…

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## [Speech to text for mobile browsers](https://forum.kirupa.com/t/speech-to-text-for-mobile-browsers/650116)

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**Author:** [@Wayne](https://forum.kirupa.com/u/Wayne)\
**Replies:** 7\
**Last updated:** [June 17, 2022, 5:17am UTC](https://forum.kirupa.com/t/speech-to-text-for-mobile-browsers/650116 "2022-06-17T05:17:38Z")

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What’s the best way to do speech to text web api ? I tried it on ios safari but it does not work. It only works on chrome desktop which is a bummer.

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## [Jurassic Park…with a Cat!](https://forum.kirupa.com/t/jurassic-park-with-a-cat/649566)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 1\
**Last updated:** [June 10, 2022, 6:09am UTC](https://forum.kirupa.com/t/jurassic-park-with-a-cat/649566 "2022-06-10T06:09:53Z")

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The best thing I have seen today :sweat\_smile:

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## [Sleep Doggo! 🛌](https://forum.kirupa.com/t/sleep-doggo/649937)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 6\
**Last updated:** [June 8, 2022, 5:27pm UTC](https://forum.kirupa.com/t/sleep-doggo/649937 "2022-06-08T17:27:33Z")

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Not sure why, but this meme makes me smile a ridiculous amount haha!

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## [Web 3 thing](https://forum.kirupa.com/t/web-3-thing/652045)

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**Author:** [@Wayne](https://forum.kirupa.com/u/Wayne)\
**Replies:** 2\
**Last updated:** [June 1, 2022, 6:12am UTC](https://forum.kirupa.com/t/web-3-thing/652045 "2022-06-01T06:12:00Z")

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Web 3 is also the metaverse. I wish this form was in a 3D Home somewhere and we can all chat in real time with events and workshops virtually. I randomly have a Quest 2.

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## [Draw an iceberg!](https://forum.kirupa.com/t/draw-an-iceberg/646481)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 5\
**Last updated:** [April 16, 2022, 2:06pm UTC](https://forum.kirupa.com/t/draw-an-iceberg/646481 "2022-04-16T14:06:46Z")

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Draw an iceberg and see how it floats: Iceberger I drew a catberg!

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## [SVG symbol mask anomaly](https://forum.kirupa.com/t/svg-symbol-mask-anomaly/652033)

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**Author:** [@steve.mills](https://forum.kirupa.com/u/steve.mills)\
**Replies:** 1\
**Last updated:** [May 31, 2022, 2:13am UTC](https://forum.kirupa.com/t/svg-symbol-mask-anomaly/652033 "2022-05-31T02:13:53Z")

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Hey guys, I have an SVG icon that I want to use on a page as a \<symbol\> that has a \<mask\> and \<filter\> applied to it. When I embed the SVG inline and use it like so, there are no issues… \<svg class = 'svg-icon' fill …

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## [regarding SPA with html files](https://forum.kirupa.com/t/regarding-spa-with-html-files/651903)

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**Author:** [@rohiniverma](https://forum.kirupa.com/u/rohiniverma)\
**Replies:** 1\
**Last updated:** [May 18, 2022, 3:23pm UTC](https://forum.kirupa.com/t/regarding-spa-with-html-files/651903 "2022-05-18T15:23:59Z")

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Hii , so I have created various HTML files which I wish to link to a SPA using react . I have seen various articles but I am getting stuck since my linking files are in html and not in js .

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## [I just got the latest update, and I am lost.](https://forum.kirupa.com/t/i-just-got-the-latest-update-and-i-am-lost/651834)

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**Author:** [@stripeycat](https://forum.kirupa.com/u/stripeycat)\
**Replies:** 14\
**Last updated:** [May 18, 2022, 9:03am UTC](https://forum.kirupa.com/t/i-just-got-the-latest-update-and-i-am-lost/651834 "2022-05-18T09:03:30Z")

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I can’t remember the last time I had an email from Kirupa.com - i think it was probably a long, long time ago though. This was a timely email, though, as I am currently enjoying probably my second existential work crisi…

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## [Unreal Engine Squirrel](https://forum.kirupa.com/t/unreal-engine-squirrel/651883)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 0\
**Last updated:** [May 17, 2022, 12:35am UTC](https://forum.kirupa.com/t/unreal-engine-squirrel/651883 "2022-05-17T00:35:13Z")

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That is impressive. It is great to see how far generated visuals have evolved in the last 10 years :grinning:

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## [Testing API Capabilities](https://forum.kirupa.com/t/testing-api-capabilities/651684)

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**Author:** [@Baymax](https://forum.kirupa.com/u/Baymax)\
**Replies:** 2\
**Last updated:** [April 30, 2022, 4:38pm UTC](https://forum.kirupa.com/t/testing-api-capabilities/651684 "2022-04-30T16:38:32Z")

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This is a post made via the Discourse API

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## [Creating the Netflix Logo out of Yarn!](https://forum.kirupa.com/t/creating-the-netflix-logo-out-of-yarn/651612)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 2\
**Last updated:** [April 25, 2022, 9:29pm UTC](https://forum.kirupa.com/t/creating-the-netflix-logo-out-of-yarn/651612 "2022-04-25T21:29:24Z")

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Wow! This is one of the most tediously cool things I’ve seen in forever :yarn: :stuck\_out\_tongue:

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## [Tree Walker](https://forum.kirupa.com/t/tree-walker/651385)

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**Author:** [@steve.mills](https://forum.kirupa.com/u/steve.mills)\
**Replies:** 3\
**Last updated:** [April 17, 2022, 6:40am UTC](https://forum.kirupa.com/t/tree-walker/651385 "2022-04-17T06:40:57Z")

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Take two :slightly\_smiling\_face: I’ve been digging into document.createTreeWalker() lately… It’s a little bit syntax heavy but pretty powerfull. The pro’s are: 2X speed on document.querySelectorAll(\*) Within 5% ± o…

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## [Question from kirupa's book? (Вопрос из книги кирупа)](https://forum.kirupa.com/t/question-from-kirupas-book/651453)

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**Author:** [@forumf](https://forum.kirupa.com/u/forumf)\
**Replies:** 8\
**Last updated:** [April 11, 2022, 2:46am UTC](https://forum.kirupa.com/t/question-from-kirupas-book/651453 "2022-04-11T02:46:26Z")

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Не могу понять что это? let newElement = document.createElement(“p”); let bodyElement = document.querySelector(“body”); let h1Element = document.querySelector(“h1”); newElement.textContent = “I exist entirely in your…

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## [Make Ball Rotate Counterclockwise in a Square](https://forum.kirupa.com/t/make-ball-rotate-counterclockwise-in-a-square/651333)

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**Author:** [@forumf](https://forum.kirupa.com/u/forumf)\
**Replies:** 2\
**Last updated:** [March 31, 2022, 2:59pm UTC](https://forum.kirupa.com/t/make-ball-rotate-counterclockwise-in-a-square/651333 "2022-03-31T14:59:08Z")

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Привет.как сделать что бы шарик бегал по часовой стрелки,по квадрату. я не могу понять этого)))

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## [Transporting a Big Rock 🪨](https://forum.kirupa.com/t/transporting-a-big-rock/651240)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 0\
**Last updated:** [March 22, 2022, 1:20pm UTC](https://forum.kirupa.com/t/transporting-a-big-rock/651240 "2022-03-22T13:20:40Z")

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Taken from: https://twitter.com/designmilk/status/1506257020910911491?s=21 I never thought much about how this famous art installation made its way around until I saw this brief clip :rock:

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## [A Youthful Porpoise](https://forum.kirupa.com/t/a-youthful-porpoise/648983)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 2\
**Last updated:** [February 18, 2022, 10:50am UTC](https://forum.kirupa.com/t/a-youthful-porpoise/648983 "2022-02-18T10:50:34Z")

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One of my favorite Norm clips! :nerd\_face:

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## [Question on "Javascript Absolute Beginner's Guide"](https://forum.kirupa.com/t/question-on-javascript-absolute-beginners-guide/651058)

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**Author:** [@Mac72](https://forum.kirupa.com/u/Mac72)\
**Replies:** 2\
**Last updated:** [March 9, 2022, 5:34pm UTC](https://forum.kirupa.com/t/question-on-javascript-absolute-beginners-guide/651058 "2022-03-09T17:34:30Z")

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Hi Page 8 says “Tip…I encourage you to read the Building Your First Web Page chapter…” I would like to read the said chapter on building my first website but I can’t find it in the book. Can someone please direct me t…

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## [With summer around the corner…](https://forum.kirupa.com/t/with-summer-around-the-corner/650937)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 2\
**Last updated:** [March 6, 2022, 2:50pm UTC](https://forum.kirupa.com/t/with-summer-around-the-corner/650937 "2022-03-06T14:50:39Z")

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At least in the Americas, are you all planning anything fun? (@steve.mills, I am guessing it is warm in your part of the world always haha) :grinning:

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## [Randomly Moving Circle using CSS Animations](https://forum.kirupa.com/t/randomly-moving-circle-using-css-animations/650889)

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**Author:** [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Replies:** 0\
**Last updated:** [February 22, 2022, 5:23am UTC](https://forum.kirupa.com/t/randomly-moving-circle-using-css-animations/650889 "2022-02-22T05:23:42Z")

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Behold the power of CSS Animations and Custom Properties: \<!DOCTYPE html\> \<html lang="en"\> \<head\> \<meta charset="UTF-8"\> \<meta http-equiv="X-UA-Compatible" content="IE=edge"\> \<meta name="viewport" content="width=d…

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