andreasvirkus

function isPrimeNumber(n) {
  for (var i = 2; i < n; i++) { // i will always be less than the parameter so the condition below will never allow parameter to be divisible by itself ex. (7 % 7 = 0) which would return true
    if (n % i === 0) return false // when parameter is divisible by i, it's not a prime number so return false
  }
  return n > 1 // otherwise it's a prime number so return true (it also must be greater than 1, reason for the n > 1 instead of true)
}

andreasvirkus

# Remove all subdirs/files except latest 5 (starting from the 6th here)
rm -r `ls -t | tail -n +6`

andreasvirkus

router.beforeEach((to, from, next) => {
  if (to.matched.some(record => record.meta.requiresAuth)) {
    // this route requires auth, check if logged in if not, redirect to login page.
    const isAuthenticated = false // TODO implement real auth check
    if (!isAuthenticated) {
      next({ path: '/login', query: { redirect: to.fullPath } })
    } else {
      next()
    }
  } else {

andreasvirkus

import VueRouter from 'vue-router'

export default new VueRouter({
  scrollBehavior(to, from, savedPosition) {
    if (to.hash) {
      return { selector: to.hash }
    }
    return savedPosition || { x: 0, y: 0 }
  }
})

andreasvirkus

const reverseObjIntoArray = obj => Object.keys(obj).sort().reverse().map(key=> ({ key, ...obj[key] }))

reverseObjIntoArray({
  124: {
    a: 'foo',
    b: 'bar'
  },
  119: {
    a: 'foo',
    b: 'bart'

andreasvirkus

<!-- Saving you for future ref -->
<img class="aligncenter size-full wp-image-33949" src="https://maxcdn.icons8.com/app/uploads/2018/05/loading-animations-preloader-gifs-ui-ux-effects-18.gif" alt="" width="400" height="300">

andreasvirkus

:root {
  --ease-in-quad: cubic-bezier(0.55, 0.085, 0.68, 0.53);
  --ease-in-cubic: cubic-bezier(0.55, 0.055, 0.675, 0.19);
  --ease-in-quart: cubic-bezier(0.895, 0.03, 0.685, 0.22);
  --ease-in-quint: cubic-bezier(0.755, 0.05, 0.855, 0.06);
  --ease-in-expo: cubic-bezier(0.95, 0.05, 0.795, 0.035);
  --ease-in-circ: cubic-bezier(0.6, 0.04, 0.98, 0.335);
  --ease-out-quad: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out-cubic: cubic-bezier(0.215, 0.61, 0.355, 1);
  --ease-out-quart: cubic-bezier(0.165, 0.84, 0.44, 1);

andreasvirkus

export default () => {
  const styleEl = document.createElement('style')
  document.head.appendChild(styleEl)

  // Inject outline preventing styles only for non-keyboard users
  document.addEventListener('mousedown', function () {
    styleEl.innerHTML = 'a,a:focus,button,button:focus,input,input:focus,textarea,textarea:focus,div:focus {outline:none}'
  })

  document.addEventListener('keydown', function () {

andreasvirkus

@mixin emoji-icon($color: var(--black), $size: 1rem) {
  font-size: $size;
  color: transparent;
  text-shadow: 0 0 $color;
}

@mixin emoji-icon-stroke($color: var(--black), $fill: var(--white)) {
  text-shadow: 0 0 $fill,
   -1px -1px 0 $color,
    1px -1px 0 $color,

andreasvirkus

const randStr = Math.random().toString(36).substr(2, 5)
export default `https://api.adorable.io/avatars/40/${randStr}@adorable`