js snipp

arr.js

elems = document.querySelectorAll('ul.projects-list span.project-name');
for (var i in elems) {
  arr.push(elems[i].innerText)
}
// delete similar
var uniq = arr
  .map((name) => {
    return {count: 1, name: name}
  })
  .reduce((a, b) => {
    a[b.name] = (a[b.name] || 0) + b.count
    return a
  }, {})

var sorted = Object.keys(uniq).sort((a, b) => uniq[a] < uniq[b])

console.log(sorted.sort().join('\n'));

click.js

//import $ from 'jquery';

var subElements=document.querySelectorAll('.js-nav-link');

subElements.forEach(function(el) {
  el.addEventListener('click', function(event) {
    event.currentTarget.closest('.js-mob-nav').classList.toggle('is-visible');
    $('.js-mob-menu-trigger').toggleClass('is-clicked');
  });
  
});

$('.js-mob-menu-trigger').click(function() {
  $(this).toggleClass('is-clicked');
  $('.js-mob-nav').toggleClass('is-visible');
});


$('.nav').on('click','a', function(event) {
  //отменяем стандартную обработку нажатия по ссылке
  event.preventDefault();

  //забираем идентификатор бока с атрибута href
  var id  = $(this).attr('href'),

    //узнаем высоту от начала страницы до блока на который ссылается якорь
    top = $(id).offset().top;

  //анимируем переход на расстояние - top за 1500 мс
  $('body,html').animate({scrollTop: top}, 1500);
});



var buttons = document.querySelectorAll('button');

for (var i=0; i<buttons.length; ++i) {
  buttons[i].addEventListener('click', clickFunc);
}

function clickFunc() {
  alert(this.id); 
}

foreach.js

    var change = document.getElementById('size');
    var color = document.getElementById('color');
    var changeVal = document.getElementById('size-value');
    var count = document.getElementById('count');
    var autoselect = document.getElementsByClassName('autoselect');
    var icons = document.getElementsByClassName('icon');


    //https://developer.mozilla.org/ru/docs/Web/JavaScript/Reference/Global_Objects/Array/forEach
    Array.prototype.forEach.call(autoselect, function(el) {
      el.onclick = function() {
        this.focus();
        this.select();
      };
    });

    change.oninput = function() {
      var val = this.value;
      changeVal.value = val;
      Array.prototype.forEach.call(icons, function(el) {
        el.style.fontSize = val + 'px';
      });
    }

    color.onchange = function() {
      var val = this.value;
      Array.prototype.forEach.call(icons, function(el) {
        el.style.fill = val;
      });
    }

    count.innerHTML = icons.length

parse_json.js

arr = []
elems = json.response.feedMessageResponse.messages.message
for(var i in elems) {
    var time = new Date(elems[i].unixTime * 1000);
    var rr = `${elems[i].messengerName}, ${time}, ${elems[i].latitude}, ${elems[i].longitude}`;
    arr.push(rr);
}

console.log(arr.join('\n'));

// https://annual.awwwards.com/static/data.json
json.categories[0].nominees.filter(function(item) {
  console.log(item.title+' // '+item.url)
})

queryselector.js

arr = [];
elems = document.querySelectorAll('ul.projects-list .project-name');
for (var i = 0; i < elems.length; i++) {
  //arr+=elems[i].textContent
arr.push(elems[i].textContent.replace(/\n/g, ''))
}
console.table(arr)


arr = [];
elems = document.querySelectorAll('ul.projects-list span.project-name');
for (var i in elems) {
	arr.push(elems[i].innerText)
}
console.log(arr.join('\n'))


[...document.querySelectorAll('.more__toggle_show')].forEach($el=>$el.click())

scroll.js

sidebarScroll: function(sidebar) {
  sidebar  = sidebar || this.sidebar;

  if (sidebar.length > 0) {
    sidebar.find('.js-content').perfectScrollbar();
  }
}

// https://www.youtube.com/watch?v=y4gZMJKAeWs&index=6&list=PLu8EoSxDXHP6CGK4YVJhL_VWetA865GOH&t=11s
// https://github.com/wesbos/JavaScript30/blob/master/06%20-%20Type%20Ahead/index-FINISHED.html