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@malcolm-kee
malcolm-kee / wait-promise.js
Created December 30, 2018 16:19
A utility to slow down promise-based function
export const waitPromise = (promiseCall, amount = 0) => (...args) =>
new Promise(resolve => setTimeout(() => resolve(promiseCall(...args)), amount));
@malcolm-kee
malcolm-kee / join-string.js
Last active January 6, 2019 07:29
A common utility to generate string
export const joinString = (delimiter, ...params) => {
const results = [];
for (let param of params) {
if (!param) {
continue;
}
const paramType = typeof param;
if (paramType == 'string' || paramType == 'number') {
@malcolm-kee
malcolm-kee / multi-cursor.html
Last active February 16, 2019 05:48
Multi Cursor Exercise
<!DOCTYPE html5>
<html>
<body>
<table>
<thead>
<tr>
<th>Name</th>
<th>Age</th>
</tr>
</thead>
@malcolm-kee
malcolm-kee / javascript.json
Last active November 12, 2019 02:42
Javascript snippets
{
"Import react": {
"prefix": "imr",
"body": ["import React from 'react';"],
"description": "import react"
},
"React useState": {
"prefix": "rus",
"body": "const [$2, set${2/(^.)/${1:/upcase}/}] = React.useState(${1});"
},
@malcolm-kee
malcolm-kee / settings.json
Created June 7, 2019 06:48
Presentation-Friendly VS Code Settings
{
"workbench.colorTheme": "GitHub Clean White",
"workbench.colorCustomizations": {
"editorCursor.background": "#ffffff",
"editorCursor.foreground": "#0000bb",
"editor.lineHighlightBackground": "#f0f0f0",
"editor.selectionBackground": "#aaeeff"
},
"workbench.statusBar.visible": false,
"workbench.activityBar.visible": false,
@malcolm-kee
malcolm-kee / ajax.js
Created August 3, 2019 04:10
/**
* Simple wrapper around XMLHttpRequest to make ajax request
* @param {string} url
* @param {Object} options
* @param {Function} [options.onSuccess]
* @param {Function} [options.onError]
* @param {string} [options.dataType] default to 'json'
* @param {string} [options.method] default to 'GET'
*/
function ajax(url, options) {
@malcolm-kee
malcolm-kee / Defining.md
Last active September 11, 2019 10:51
Notes on JSON Schema

To define a schema you should always have type properties, which can be

  • "string"
  • "number" or "integer"
  • "object"
  • "array"
  • "boolean"
  • "null"

type can be a single string or an array of string.

@malcolm-kee
malcolm-kee / focus-testing.js
Last active September 15, 2019 20:26
a11y util
document.body.addEventListener('focusin', (event) => {
console.log(document.activeElement)
})
@malcolm-kee
malcolm-kee / .bashrc
Created March 17, 2020 01:04
Bash config
if [ "$color_prompt" = yes ]; then
PS1='${debian_chroot:+($debian_chroot)}\[\033[0;42m\]\u@\h\[\033[0;46m\]>\w>\[\033[0m\]'
# PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
else
PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
fi
@malcolm-kee
malcolm-kee / add-typescript-to-nodejs.md
Last active April 1, 2020 03:22
tags
programming

Node.js Project Typescript Config

  1. Uninstall jest (this is due to some weird version resolution between jest and babel when jest is installed in advanced)

    npm uninstall jest @types/jest