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function u(t) {

c.width=1920 // clear the canvas
for(i=0;i<9;i++)
x.fillRect(400+i*100+S(t)*300,400,50,200) // draw 50x200 rects

} // 122/140

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    u(t) is called 60 times per second.
    t: Elapsed time in seconds.
    S: Shorthand for Math.sin.
    C: Shorthand for Math.cos.
    T: Shorthand for Math.tan.
    R: Function that generates rgba-strings, usage ex.: R(255, 255, 255, 0.5)
    c: A 1920x1080 canvas.
    x: A 2D context for that canvas.

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Xen

remix of d/14925 by u/taupelink

function u(t) {

t?0:a=[J=64]
for(c.width=i=160;i--;x.fillText(a[i],i%8*20,9+(i>>3)*9))t?0:a[i]=i
J&&(K=Math.random()*J--|0,[a[K],a[J]]=[a[J],a[K]])

Jul 5 2019 3:33 PM UTC

}// 131/140

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slight golf for Taupelink

u/taupelink

Thank you! Only thing is, I'm seeing unshuffled values greater than 63.
u/Xen

ahh ok my bad, filltext height needs to end in 11 instead of 9... we lost a byte :(

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username

function u(t) {

c.width|=0;x.font=`68em'`;x.fillText(unescape(escape`慳摢扺湢浢慪桳摱睥祵瑱睥番慳桤䑉䐠奏唠呈䥎䬠䥔⁗䅓⁒䅎䑏䴿`.replace(/u(..)/g,"$1%")),-(t%7)*4e3,798)

Jul 5 2019 1:00 PM UTC

}// 124/140

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u/Xen

i didn't :)
u/katkip

neither I
u/katkip

because of qwerty

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KilledByAPixel

remix of d/14924 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𬠽𧰽🡓𚁱𚠪𫠫𚰩𚠹𯀰𞱔👦🐾𝀪𬠨𚐪𩠨𬠨𚐪𭀩𚰳𚡲𚀩𚡦𚁲𚀩𚡴𚐫𝠰𒡦𫱲𚁫👩🐱𝀴𞱱🐨𭀯𜐸𛐲𚡩𛱫𚰹𯀰𚐪𪐭𛐻𚁩𛑴𚠴𯀰𚐥𪰿𮀮𩡩𫁬𤡥𨱴𚁘𚱔𚁓𚐬𦐫𥀨𠰩𛁺🐲𚱲𚀩𛰹𛁺𚐺𮀮𨱬𩑡𬡒𩑣𭀨𦀬𦐬𤠽𜐲𜀬𤠩𚑘👩𙐱𝠪𤠬𦐽𚁩🠾𝀩𚡒𛁮🐳`.replace(/u../g,'')))

Jul 5 2019 5:28 AM UTC

}// 138/140

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ＳｔｒａｎｇｅＳｙｍｂｏｌｓ２ #multidweet

u/KilledByAPixel

#compressed with some improvements.
u/KilledByAPixel

I think this can do anything from spirographs to bowditch curves to lots of weird stuff in-between.

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taupelink

function u(t) {

t||(a=[J=64]);c.width=160
for(i=64;i--;)t||(a[i]=i),x.fillText(a[i],i%8*20,9+(i>>3)*9)
J&&(K=Math.random()*(J--)|0,[a[K],a[J]]=[a[J],a[K]])

Jul 5 2019 3:29 AM UTC

}// 139/140

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Fisher-Yates shuffle aka Knuth shuffle. #math https://en.wikipedia.org/wiki/Fisher%E2%80%9…

u/taupelink

I'd be curious to see how much space can be saved by golfing on this one!
u/Xen

killed 8bytes for you
u/taupelink

#shuffle

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KilledByAPixel

remix of d/14905 by u/KilledByAPixel

function u(t) {

for(i=144;q=(8+t>>3)*i--;x.fillRect(i%16*120+T(S),(i>>4)*120+T(C),R=2,2))t%24<1?c.width|=r=_=>S(q*R++)*9|0:T=f=>5*r()*f(r()*t)+9*f(r()*t)+60

Jul 5 2019 12:48 AM UTC

}// 140/140

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ＳｔｒａｎｇｅＳｙｍｂｏｌｓ#uncompressed #multidweet

u/KilledByAPixel

Small change to use separate random values for X and Y axis, greatly increases the variety of designs that can be created.

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KilledByAPixel

remix of d/10827 by u/ETHproductions

function u(t) {

eval(unescape(escape`睩瑨⡸⥦潲⡆㵮㴾晩汬却祬攽測晩汬剥捴⠰ⰰⰷ㈰ⰵ㠴ⱆ怣㌳㝠⤬景湴㴢㠰灸✢Ⱪ㴵〻椭ⴻ晩汬呥硴⠢屵㈶〵∬⡩⼹⨲簰⤪㘰⬳〬ㄮ㈪⡩⨹㤥㐴㔩⬷㔩⥦楬汒散琨⡩㰴⤪㜲〬椪ㄶ㜬㉥㌬㠳ⱆ怣䈲㍠⤬䙠⍦晦总`.replace(/u(..)/g,"$1%")))

Jul 4 2019 2:48 PM UTC

}// 139/140

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More accurate and golfed USA flag, happy 4th!

u/donbright

really nice
u/katkip

#flag

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draketeach

remix of d/14919 by u/draketeach

function u(t) {

z=y=0,a=2*S(t**7),b=2*C(t**5)
for(i=255;i&&z*z+y*y<4;i--)z=z*z-y*y+a,y=2*z*y+b
x.fillStyle=R(i,i,i,1)
x.fillRect(300*(a+4),300*b+540,9,9)

Jul 4 2019 1:09 PM UTC

}// 137/140

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Slow Mandelbrot

u/Xen

cool approach
u/katkip

#slow #slowrender

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draketeach

function u(t) {

z=y=0;a=2*S(t**7);b=C(t**5);
for(i=255;i&&z*z+y*y<4;i--){z=z*z-y*y+a;y=2*z*y+b}x.fillStyle=R(i,i,i,1);x.fillRect(500*z+1200,500*y+540,9,9)

Jul 4 2019 12:30 PM UTC

}// 138/140

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First attempt at Mandelbrot but it isn't working yet!

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katkip

function u(t) {

x.font='3.2cm"';x.fillText(`Ads be like:
${Date.now()} this lady!`,20,590)

Jul 4 2019 11:41 AM UTC

}// 74/140

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#meme

u/katkip

#text programmer joke
u/Xen

lol

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katkip

function u(t) {

t||(z=p=1);for(i=9999;i--;){z%2?p+=1/z:p-=1/z;z++}
throw p*p

Jul 4 2019 11:28 AM UTC

}// 60/140

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constant