hn3000
/ gist:98ecc891c5588de6445bbe28016d78ad
Created
February 16, 2017 07:08
tweetable JSON Pointer Implementation in modern JavaScript
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| /** | |
| * p is pointer | |
| * o is object | |
| * returns value pointed at by p or undefined | |
| */ | |
| (p,o) => p.split("/").slice(1).map(s => s.replace(/~1/g,'/').replace(/~0/g,'~')).reduce((o,k) => o&&o[k], o) | |
| ( https://twitter.com/hn3000/status/744970555883925504 ) |
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| #!/usr/bin/env node | |
| var { Buffer } = require('buffer'); | |
| var zlib = require('zlib'); | |
| var param = process.argv[2]; | |
| var raw = Buffer.from(decodeURIComponent(param), 'base64'); | |
| var decoded = zlib.inflateRawSync(raw); | |
| console.log(decoded.toString()); |
hn3000
/ gist:af9c0584a45f71c40b1ed48ce41fe057
Created
June 1, 2017 22:28
so-so stuff to use with react
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| # List of state management libraries | |
| https://github.com/mobxjs/mobx | |
| https://github.com/mobxjs/mobx-react | |
| https://github.com/reflux/refluxjs | |
| https://github.com/mattdennewitz/universal-redux-boilerplate | |
| https://github.com/olegakbarov/react-redux-starter-kit |
hn3000
/ gist:7b6a04105017010aecb8778e28dc4b03
Last active
July 11, 2017 11:52
include images and other resources in a repo's wiki
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| 1) add the resource into a folder of the wiki repository | |
| 1a) clone the wiki repo, it's git url can be found on the right hand side of wiki pages | |
| 1b) create folder, add resource, push to repo | |
| 2a) add link to resource: [link to pdf](../assets/Filename.pdf) | |
| 2b) image link: [[assets/image.png]] |
hn3000
/ gist:02d75ab05921701412cd4247f8e2e909
Created
July 12, 2017 09:14
collection of typescript typing snippets
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| // make sure literal conforms to type | |
| let var: Type = { | |
| prop, | |
| prop2: 123, | |
| extra: 'value' // will give an error for extra properties | |
| }; | |
| // make sure properties from type are spelled correctly |
hn3000
/ aggregation.ts
Created
November 14, 2017 23:05
(pretty) generic aggregation / grouping function using reduce
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| function aggregate<I, V>( | |
| items: I[], | |
| valueFun: (i: I) => V, | |
| groupingFun: (i: I) => string, | |
| combineFun: (v1: V, v2: V) => V | |
| ): ({ [g:string]: V }) { | |
| return items.reduce( | |
| (r: { [g: string]: V }, i: I) => { |
hn3000
/ numbers-by-width-in-font.html
Last active
July 7, 2018 10:20
Sort numbers by width in Helvetica, as suggested by XKCD 2016
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| <!doctype html> | |
| <html> | |
| <head> | |
| <title>Numbers ordered by width in Helvetica</title> | |
| <style> | |
| body { font: 13px Helvetica; } | |
| </style> | |
| </head> | |
| <body> | |
| <h1>Sort numbers by Width</h1> |
hn3000
/ round-to-digits.js
Created
October 1, 2018 21:14
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| function roundToDigits(x,n) { | |
| let digits = Math.ceil(Math.log(x) / Math.log(10)); | |
| let scale = Math.pow(10, n - digits); | |
| return Math.round(x * scale)/scale; | |
| } |
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| function shallowMerge(a:any, b:any):any { | |
| let result:any = {}; | |
| let tmp:any = {}; | |
| Object.keys(a).forEach((x) => tmp[x]=x); | |
| Object.keys(b).forEach((x) => tmp[x]=x); | |
| let keys = Object.keys(tmp); | |
| for (var k of keys) { | |
| result[k] = null != b[k] ? b[k] : a[k]; | |
| } |
hn3000
/ gist:8ea3eab2910fa37a9e8321f106310947
Created
November 19, 2018 13:30
my vscode (-insiders) extensions
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| $ code-insiders --list-extensions | |
| GregorBiswanger.json2ts | |
| Pivotal.vscode-boot-properties | |
| abotteram.typescript-react-snippets | |
| alefragnani.project-manager | |
| alexcvzz.vscode-sqlite | |
| Arjun.swagger-viewer | |
| bajdzis.vscode-database | |
| chrmarti.regex | |
| cssho.vscode-svgviewer |
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