wkei

function re (node, prevNode) {
  node.next = prevNode.id
  const prePreNode = findPrev(prePreNode)
  if (prePreNode === null) {
    prevNode.next = null
  } else {
    re(prevNode, prePreNode)
  }
}

wkei

var s = 'abcde'

// s.substr(1/*start*/, 3/*count*/) // bcd
s.substring(1/*start*/, 3/*end(not included)*/) // bc, not changed
s.slice(1/*start*/, 3/*end(not included)*/) // bc, not changed
s.slice(1,3) === s.substring(1,3)

var a = ["a", "b", "c", "d", "e"]

a.slice(1/*start*/, 3/*end(not included)*/) // ['b', 'c'], not changed

wkei

// parse search query
const params = new URLSearchParams('?a=b');
params.get('a')

// querySelector with attribute
document.querySelector('div:not([data-role="head"])')

// online matrix
const matrix = new Array(10).fill(0).map((v, i) => (new Array(10).fill(0).map((vv, ii) => `r${i}c${ii}`)))

wkei

principle:

• always show the first and the lastest page
• show two preview pages and two next pages of current page

<= 8

  1 2 3 4 5 6 7 8

wkei

fetch a branch on someone else's fork

$ git remote add theirusername [email protected]:theirusername/reponame.git
$ git fetch theirusername
$ git checkout -b mynamefortheirbranch theirusername/theirbranch

change author name/email

wkei

@font-face {
  font-family: "Hiragino Sans";
  src: local(HiraginoSans-W0);
  font-weight: 100;
}
@font-face {
  font-family: "Hiragino Sans";
  src: local(HiraginoSans-W1);
  font-weight: 200;
}

wkei

Map	Action
<F1>	Causes Netrw to issue help
<cr>	Netrw will enter the directory or read the file
<del>	Netrw will attempt to remove the file/directory
-	Makes Netrw go up one directory
a	Toggles between normal display, hiding (suppress display of files matching g:netrw_list_hide) showing (display only files which match g:netrw_list_hide)
c	Make browsing directory the current directory
C	Setting the editing window
d	Make a directory

wkei

dotCSS

line-breaking @frivoal

Working in Kyoto

Explain how each css property related to line breaking works.

Video & Slide: https://www.dotconferences.com/2018/11/florian-rivoal-line-breaking

wkei

// https://adventofcode.com/2018/day/8
// https://jsfiddle.net/keipixel/fuyhq4az/

const data = '2 3 0 3 10 11 12 1 1 0 1 99 2 1 1 2'
// {
//  meta: [1, 1, 2],
//  children: [
//    {
//      meta: [10, 11, 12],
//      children: []

wkei

const json2str = (target) => {
  switch (typeof target) {
    case 'number':
      return isNaN(target) ? 'null' : target.toString()
    case 'boolean':
      return target.toString()
    case 'string':
      return `"${target}"`
    case 'object':
      if (target === null) {