29:null 2a:["$","title",null,{"children":"Ambiguous URL Solver | Roland Crosby | Observable"}] 2f:[] 2d:{"id":"7fd6fdac96579a77","slug":"ambiguous-url-solver","title":"Ambiguous URL Solver","thumbnail":"5f34ec962bff8c1ff56d39f7a1d5cc8b44c5cdbb56080e4bbb7c11161a893dbd","access_level":"public","create_time":"$D2019-04-06T18:13:32.954Z","update_time":"$D2019-04-06T18:55:44.579Z","view_time":null,"first_public_time":"$D2019-04-06T18:54:52.130Z","has_unpublished_edits":null,"fork":false,"stars":0,"starred":false,"owner":{"type":"team","id":"5b00e65b26962af6","login":"rolandcrosby","name":"Roland Crosby","avatar_url":"https://avatars-next.observableusercontent.com/4076d34c3c02cdcf4fc53a463d3d774548ba0c2959cd54f9c19441402f810fd8","tier":"starter_2024"},"version":95,"publish_version":95,"role":null,"authored":false,"authors":[{"type":"individual","id":"0b47dde7f0e387e2","login":"rolandcrosby","name":"Roland Crosby","avatar_url":"https://avatars-next.observableusercontent.com/4076d34c3c02cdcf4fc53a463d3d774548ba0c2959cd54f9c19441402f810fd8","tier":null}],"members":[{"type":"individual","id":"0b47dde7f0e387e2","login":"rolandcrosby","name":"Roland Crosby","avatar_url":"https://avatars-next.observableusercontent.com/4076d34c3c02cdcf4fc53a463d3d774548ba0c2959cd54f9c19441402f810fd8","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":0,"collection":null,"type":"notebook","body":{"title":"Ambiguous URL Solver","cells":[{"id":0,"value":"md`# Ambiguous URL Solver`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":42,"value":"viewof inText = text({title: \"Text to solve\", value: \"http://t.co/l88onl9Dl0\"})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":49,"value":"viewof inLetters = text({title: \"Characters to disambiguate\", value: \"Il\"})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":59,"value":"{\n let ps = possibilities(inText, inLetters);\n let cmd = `for i in ${ps.map(x => `'${x}'`).join(' ')}; do curl -sL --fail -I \"$i\" >/dev/null && echo \"$i\"; done`\n let button = Object.assign(\n html``,\n {onclick: () => copy(document.querySelector('textarea').value)});\n return md`## Results\n${ps.map(p => '- ' + p + '\\n')}\n\nCommand to identify valid URLs:
\n${html`${textarea({value: cmd, name: \"foo\"})}${button}`}\n`\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":38,"value":"md`## Huh?\n\nSometimes you see a picture of text, like at the bottom of this screenshot, and you can't tell the difference between like \\`I\\` and \\`l\\`, and there are a bunch of occurrences of those letters so it'd be tedious to try all the possibilities:\n\n

www.fucker http://t.co/FRQx4diool pic.twitter.com/DgDrNtTirk
— jackson... (@JMoneyMC) October 15, 2014

\n\nThat's what this is for. Put in your text and the things you want to disambiguate, and it'll give you all the combinations. Also generates a command you can run to see which URLs actually resolve to anything.`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":57,"value":"function possibilities(text, letters) {\n let re = new RegExp('[' + letters + ']');\n let idx = text.search(re);\n if (idx == -1) {return [text];}\n let prefix = text.substring(0, idx);\n let rest = text.substring(idx + 1)\n return possibilities(rest, letters).flatMap(suffix => \n letters.split('').map(l => prefix + l + suffix)\n );\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":40,"value":"import {text, textarea} from '@jashkenas/inputs'","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":81,"value":"import {copy} from \"@mbostock/copy-to-clipboard\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":26,"value":"loader.load();","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":21,"value":"loader = require('twitter-widgets@2.0.0/index.js').catch(() => window.TwitterWidgetsLoader)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W2f","stdlib":"1","titling":"auto"}} 2e:"$2d:body"