- If there is
//@ts-ignoreon the first line, prettier may split it to multiple lines and break ts this way. - Prettier expands inline constructs into ugly multiline vertical parts (myriads of examples)
- Prettier breaks matrices formatting
- It produces redundant diff logs, making it hard to analyze logic changes
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| // web codec API (one day, hopefully) | |
| const codecConfig = { | |
| codec: 'mp3', | |
| sampleRate: 48000, | |
| numberOfChannels: 2, | |
| description: new ArrayBuffer | |
| } | |
| let chunk = new EncodedAudioChunk({ | |
| type: 'key', |
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| // paste the code below into browser console in any youtube page and call `record(from, to)` | |
| // from and to are in seconds | |
| async function record(from, to) { | |
| var mediaElement=document.querySelector('video') | |
| var recordedChunks = []; | |
| var mimeType = 'audio/webm;codecs="opus"' | |
| var ac = new AudioContext(); | |
| var mediaSource = new MediaElementAudioSourceNode(ac, {mediaElement}); |
Learning WebGL is difficult.
What I’ve understood so far, after 3+ months experience with WebGL? stackgl is a set of tools somewhere in-between raw WebGL API and graphic frameworks like three.js. But the purpose of these tools is not completely clear.
I guess the motive behing things like gl-shader
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| <!DOCTYPE html> | |
| <script id='scoped-script'> | |
| let i = 0; | |
| (new MutationObserver(rx=>rx.forEach(({target:s}) => { | |
| if (s.tagName !== 'SCRIPT' || s.scoped || !s.hasAttribute('scoped')) return | |
| s.scoped=true | |
| if (!s.id) s.id='__s'+i++ | |
| s.innerHTML=`(function(){${s.innerHTML}}).call(document.getElementById('${s.id}').parentNode)` | |
| }))).observe(document, {childList:true,subtree:true,attributes:true,attributeFilter:['scoped']}) |
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| // what if we had simple method on elements, taking in VDOM pieces? | |
| // * it makes sure there's no internal content that messes up rendering | |
| // * it allows simple function as input - something prohibited by preact | |
| // * it enables element existence check | |
| element?.render(({props}) => <div></div>); | |
| element?.render(<div></div>); | |
| element?.render(<Element></Element>); | |
| function Element({props}) { ... } | |
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| ;; test passing array to and back | |
| (module | |
| (import "js" "mem" (memory 1)) | |
| (import "console" "log" (func $log (param i32 f32))) | |
| (global $blockSize (import "js" "blockSize") (mut i32)) | |
| (global $len (mut i32) (i32.const 0)) | |
| ;; len = blockSize * 4 | |
| (func (global.set $len (i32.mul (global.get $blockSize) (i32.const 4)))) | |
| (start 1) |
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| <!DOCTYPE html> | |
| <a href="https://twitter.com/jviide/status/1257755526722662405">ref</a> | |
| <script type="module"> | |
| import t from './libs/tst.js' | |
| // function μ(h,...d){for(var a=[],g=0,f=0,b=-1,c;c=h[g++];)c--?c--?c--?c--?c--?a[++b]=c--?c--?[d[f++],c?{}:null]:1<g||[]:d[f++]:a[b]=this(...a[b]):Object.assign(a[b][1],d[f++]):a[b-1].push(a[b--]):a[b-2][1][a[b--]]=a[b--]:a[b-1]+=""+a[b--];return a[0]} | |
| function μ(hash, ...fields){ | |
| // [root, tag, props, ...children] | |
| var stack=[], i=0, f=0, d=-1, c |
- Adding/removing indentation of large blocks creates huge diff-log, although that's simply spaces.
- Renaming a file doesn't come along with diff-log, it must be a separate commit, otherwise log is huge.
dy
/ find-ops-combinations.js
Last active
September 5, 2021 00:26
Do prime sums and products ever intersect?
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| (() => { | |
| // play around with initial sequences / operator combinations | |
| let seqs = {}, ops = {'+':(a,b)=>a+b,'-':(a,b)=>a-b}//'/':(a,b)=>a/b,'*':(a,b)=>a*b} | |
| const results = new Proxy({}, { | |
| set(results, prop, value){ | |
| if (results[prop]) { | |
| if (!results[prop].includes(value)) console.error('set', prop, ':', value, 'exists as', results[prop]) |