Fox's questions

$(function () {
    $('.tree li:has(ul)').addClass('parent_li').find(' > span').attr('title', 'Collapse this branch');
    $('.tree li.parent_li > span').on('click', function (e) {
        var children = $(this).parent('li.parent_li').find(' > ul > li');
        if (children.is(":visible")) {
            children.hide('fast');
            $(this).attr('title', 'Expand this branch').find(' > i').addClass('icon-plus-sign').removeClass('icon-minus-sign');
        } else {
            children.show('fast');
            $(this).attr('title', 'Collapse this branch').find(' > i').addClass('icon-minus-sign').removeClass('icon-plus-sign');
        }
        e.stopPropagation();
    });
});
$(function(){
$('#search').on('keyup', function (){
  var val = $(this).val().toLowerCase()
  if (val) {
    $('ul li span').each(function(idx, obj){
      if ($(obj).text().toLowerCase().indexOf(val) !== -1)
        $(obj).addClass('highlight')
      else
        $(obj).removeClass('highlight')
    })
  }
  else
    $('ul li span').removeClass('highlight')
})
})

.tree {
    min-height:20px;
    padding:19px;
    margin-bottom:20px;
    background-color:#fbfbfb;
    border:1px solid #999;
    -webkit-border-radius:4px;
    -moz-border-radius:4px;
    border-radius:4px;
    -webkit-box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05);
    -moz-box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05);
    box-shadow:inset 0 1px 1px rgba(0, 0, 0, 0.05)
}
.tree li {
    list-style-type:none;
    margin:0;
    padding:10px 5px 0 5px;
    position:relative
}
.tree li::before, .tree li::after {
    content:'';
    left:-20px;
    position:absolute;
    right:auto
}
.tree li::before {
    border-left:1px solid #999;
    bottom:50px;
    height:100%;
    top:0;
    width:1px
}
.tree li::after {
    border-top:1px solid #999;
    height:20px;
    top:25px;
    width:25px
}
.tree li span {
    -moz-border-radius:5px;
    -webkit-border-radius:5px;
    border:1px solid #999;
    border-radius:5px;
    display:inline-block;
    padding:3px 8px;
    text-decoration:none
}
.tree li.parent_li>span {
    cursor:pointer
}
.tree>ul>li::before, .tree>ul>li::after {
    border:0
}
.tree li:last-child::before {
    height:30px
}
.tree li.parent_li>span:hover, .tree li.parent_li>span:hover+ul li span {
    background:#eee;
    border:1px solid #94a0b4;
    color:#000
}
 .highlight {
    background: red;
  }

<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.2.2/jquery.min.js"></script>
<link href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0/css/bootstrap.css" rel="stylesheet"/>
<link href="https://netdna.bootstrapcdn.com/twitter-bootstrap/2.3.1/css/bootstrap-combined.min.css" rel="stylesheet"/>
<input title="search" name="Name" id="search" type="text" placeholder="search">
<div class="tree well">
    <ul>
        <li>
            <span><i class="icon-folder-open"></i> Theme</span> <a href="">href</a>
            <ul>
                <li>
                	<span><i class="icon-minus-sign"></i> Standard</span> <a href=""></a>
                    <ul>
                        <li>
	                        <span><i class="icon-leaf"></i> Grand Child</span> <a href="">href</a>
                        </li>
                    </ul>
                </li>
                <li>
                	<span><i class="icon-minus-sign"></i> Child</span> <a href=""></a>
                    <ul>
                        <li>
	                        <span><i class="icon-leaf"></i> Grand Child</span> <a href=""></a>
                        </li>
                        <li>
                        	<span><i class="icon-minus-sign"></i> Grand Child</span> <a href="">href
                                <li>
	                                <span><i class="icon-minus-sign"></i> Great Grand Child</span> <a href=""></a>
		                            <ul>
		                                <li>
			                                <span><i class="icon-leaf"></i> Great great Grand Child</span> <a href=""></a>
		                                </li>
		                                <li>
			                                <span><i class="icon-leaf"></i> Great great Grand Child</span> <a href=""></a>
		                                </li>
		                             </ul>
                                </li>
                                <li>
	                                <span><i class="icon-leaf"></i> Great Grand Child</span> <a href=""></a>
                                </li>
                                <li>
	                                <span><i class="icon-leaf"></i> Great Grand Child</span> <a href=""></a>
                                </li>
                            </ul>
                        </li>
                        <li>
	                        <span><i class="icon-leaf"></i> Grand Child</span> <a href=""></a>
                        </li>
                    </ul>
                </li>
            </ul>
        </li>
        <li>
            <span><i class="icon-folder-open"></i> Parent2</span> <a href=""></a>
            <ul>
                <li>
                	<span><i class="icon-leaf"></i> Child</span> <a href=""></a>
		        </li>
		    </ul>
        </li>
    </ul>
</div>

var periods = [
   {
	title: 'Иванов Иван',
	category: 'Категория 1',
        start : new Date('8/11/2018'),
        end : new Date('8/14/2018')
    }, {
    	title: 'Петров Петр',
	category: 'Категория 1',
        start : new Date('8/12/2018'),
        end : new Date('8/16/2018')
    }, {
    	title: 'Макаров Дмитрий',
	category: 'Категория 1',
        start : new Date('8/20/2018'),
        end : new Date('8/25/2018')
    }, {
    	title: 'Мочалов Роман',
	category: 'Категория 2',
        start : new Date('9/1/2018'),
        end : new Date('9/10/2018')
    }, {
    	title: 'Панкратов Сергей',
	category: 'Категория 2',
        start : new Date('10/1/2018'),
        end : new Date('10/10/2018')
    }, {
    	title: 'Глухов Константин',
	category: 'Категория 2',
        start : new Date('10/2/2018'),
        end : new Date('10/5/2018')
    }
];

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>

var data = [{
    "Title": "Title1",
    "Category": "Split"
}, {
    "Title": "Title2",
    "Category": "Split"
}, {
    "Title": "Title3",
    "Category": "Split"
}, {
    "Title": "Title4",
    "Category": "Aproved"
}, {
    "Title": "Title5",
    "Category": "Aproved"
}, {
    "Title": "Title6",
    "Category": "Aproved"
}, {
    "Title": "Title7",
    "Category": "None"
}, {
    "Title": "Title8",
    "Category": "None"
}, {
    "Title": "Title9",
    "Category": "None"
}, {
    "Title": "Title10",
    "Category": "None"
}];

function copy() {
  var dummyContent = 'Hello world';
  var dummy = $('<input>').val(dummyContent).appendTo('body').select()
  document.execCommand('copy')
}

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<input type="button" id="Copyitem" value="Копировать текст" onclick="copy();">

//В массиве arr1 (Title), такие значения:
var arr1 = ['Name1','Name2','Name3','','','','','',''];
//В массиве arr2 (URL), такие значения:
var arr2 = ['URL1','URL2','URL3','URL4','URL5','URL6','URL7','URL8','URL9'];
//Результат [Object, object] в значении
$('#View').append($('<option>', { 
value: arr2,
text : arr1
}));
//Результат в значении нормальный только Title
$('#View1').append($('<option>', { 
value: arr1,
text : arr1
}));
//Результат в значении нормальный только URL
$('#View2').append($('<option>', { 
value: arr2,
text : arr2
}));

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
<select id="View"></select>
<select id="View1"></select>
<select id="View2"></select>

[
    {
        "id": "1", 
        "country": "India", 
        "date": "", 
        "comment": "Hello world1"
    },
    {
        "id": "2", 
        "country": "Germany", 
        "date": "", 
        "comment": "Hello world2"
    }
]

function addRow(tableID) {
    var table = document.getElementById(tableID);
    var rowCount = table.rows.length;
    var row = table.insertRow(rowCount);
    var colCount = table.rows[0].cells.length;

    for(var i=0; i<colCount; i++) {
        var newcell = row.insertCell(i);
        newcell.innerHTML = table.rows[0].cells[i].innerHTML;
        //alert(newcell.childNodes);
        switch(newcell.childNodes[0].type) {
            case "text":
                    newcell.childNodes[0].value = "";
                    break;
            case "checkbox":
                    newcell.childNodes[0].checked = false;
                    break;
            case "select-one":
                    newcell.childNodes[0].selectedIndex = 0;
                    break;
        }
    }
}

function deleteRow(tableID) {
    try {
        var table = document.getElementById(tableID);
        var rowCount = table.rows.length;

        for(var i=0; i<rowCount; i++) {
            var row = table.rows[i];
            var chkbox = row.cells[0].childNodes[0];
            if(null != chkbox && true == chkbox.checked) {
                if(rowCount <= 1) {
                    alert("Cannot delete all the rows.");
                    break;
                }
                table.deleteRow(i);
                rowCount--;
                i--;
            }


        }
    }catch(e) {
        alert(e);
    }
}

<INPUT type="button" value="Add Row" onclick="addRow('dataTable')" />
<INPUT type="button" value="Delete Row" onclick="deleteRow('dataTable')" />
<TABLE id="dataTable" width="350px" border="1">
    <TR>
        <TD><INPUT type="checkbox" name="chk"/></TD>
        <TD><INPUT type="text" name="txt"/></TD>
        <TD>
            <SELECT name="country">
                <OPTION value="in">India</OPTION>
                <OPTION value="de">Germany</OPTION>
                <OPTION value="fr">France</OPTION>
                <OPTION value="us">United States</OPTION>
                <OPTION value="ch">Switzerland</OPTION>
            </SELECT>
        </TD>
    </TR>
</TABLE>

{
  "stage": [
    {
      "id": "1",
      "type": "net",
      "author": "Bill Dewaine",
      "created": "2017-04-17T10:00:00+03:00",
      "tags": [
        "simple",
        "fool"
      ]
    },
    {
      "id": "2",
      "author": "Seal Milf",
      "created": "2017-03-37T10:00:00+03:00",
      "tags": [
        "simple",
        "fool"
      ]
    }
  ]
}

    var sd = $('#SD').val();
    var fi = $('#FI').val();
    var copa = $('#COPA').val();
    var mm = $('#MM').val();
    var sm = $('#SM').val();
    var cc = $('#CC').val();
    
    var autoArray = [];
    for (i = 0; i < autoArray; i++){
   autoArray.push(sd,fi,copa,mm,sm,cc);
}
console.log (autoArray);

<div class="col-md-4 selectContainer">
            <div class="input-group">
            <span class="input-group-addon"><i class="glyphicon glyphicon-user"></i></span>
            <input type="text" name="User" id="User" class="form-control">
            </div>
            </div>

$(function () {
    $('.button-checkbox').each(function () {

        // Settings
        var $widget = $(this),
            $button = $widget.find('button'),
            $checkbox = $widget.find('input:radio'),
            color = $button.data('color'),
            settings = {
                on: {
                    icon: 'glyphicon glyphicon-check'
                },
                off: {
                    icon: 'glyphicon glyphicon-unchecked'
                }
            };

        // Event Handlers
        $button.on('click', function () {
            $checkbox.prop('checked', !$checkbox.is(':checked'));
            $checkbox.triggerHandler('change');
            updateDisplay();
        });

        // Actions
        function updateDisplay() {
            $('.button-checkbox').each(function () {
                var isChecked = $(this).find('input:radio').is(':checked');
                // Set the button's state
                $(this).find('button').data('state', (isChecked) ? "on" : "off");
                // Set the button's icon
                $(this).find('button').find('.state-icon')
                    .removeClass()
                    .addClass('state-icon ' + settings[$(this).find('button').data('state')].icon);
                // Update the button's color
                if (isChecked) {
                    $(this).find('button')
                        .removeClass('btn-default')
                        .addClass('btn-' + color + ' active');
                } else {
                    $(this).find('button')
                        .removeClass('btn-' + color + ' active')
                        .addClass('btn-default');
                }
            })
        }
        // Initialization
        function init() {
            updateDisplay();
            // Inject the icon if applicable
            if ($button.find('.state-icon').length == 0) {
                $button.prepend('<i class="state-icon ' + settings[$button.data('state')].icon + '"></i> ');
            }
        }
        init();
    });
});
$('#reset').click(function() {
        $('.button-checkbox').find('.glyphicon').toggleClass('glyphicon-check glyphicon-unchecked');
});

<span class="button-checkbox">
        <button type="button" class="btn btn-lg" data-color="primary">Option 1</button>
        <input type="radio" class="xhidden" name="group1" id="op1" checked />
</span>
<span class="button-checkbox">
        <button type="button" class="btn btn-lg" data-color="primary">Option 2</button>
        <input type="radio" class="xhidden" name="group1" id="op2"  />
</span>

<br><br><button type="button" class="btn btn-info" id="reset">Reset<span class="glyphicon glyphicon-send"></span></button>

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>

$.widget("ui.combobox", {
    _create: function() {
        var self = this,
            select = this.element.hide(),
            selected = select.children(":selected"),
            value = selected.val() ? selected.text() : "";
        var input = this.input = $("<input>").insertAfter(select).val(value).autocomplete({
            delay: 0,
            minLength: 0,
            source: function(request, response) {
                var matcher = new RegExp($.ui.autocomplete.escapeRegex(request.term), "i");
                response(select.children("option").map(function() {
                    var text = $(this).text();
                    if (this.value && (!request.term || matcher.test(text))) return {
                        label: text.replace(
                        new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + $.ui.autocomplete.escapeRegex(request.term) + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>"),
                        value: text,
                        option: this
                    };
                }));
            },
            select: function(event, ui) {
                ui.item.option.selected = true;
                self._trigger("selected", event, {
                    item: ui.item.option
                });
            },
            change: function(event, ui) {
                if (!ui.item) {
                    var matcher = new RegExp("^" + $.ui.autocomplete.escapeRegex($(this).val()) + "$", "i"),
                        valid = false;
                    select.children("option").each(function() {
                        if ($(this).text().match(matcher)) {
                            this.selected = valid = true;
                            return false;
                        }
                    });
                    
                    if (!valid) {
                        // remove invalid value, as it didn't match anything
                        $(this).val("");
                        select.val("");
                        input.data("autocomplete").term = "";
                        return false;
                    }
                    
                }
            }
        }).addClass("ui-widget ui-widget-content ui-corner-left");

        input.data("autocomplete")._renderItem = function(ul, item) {
            return $("<li></li>").data("item.autocomplete", item).append("<a>" + item.label + "</a>").appendTo(ul);
        };

        this.button = $("<button type='button'>&nbsp;</button>").attr("tabIndex", -1).attr("title", "Show All Items").insertAfter(input).button({
            icons: {
                primary: "ui-icon-triangle-1-s"
            },
            text: false
        }).removeClass("ui-corner-all").addClass("ui-corner-right ui-button-icon").click(function() {
            // close if already visible
            if (input.autocomplete("widget").is(":visible")) {
                input.autocomplete("close");
                return;
            }

            // work around a bug (likely same cause as #5265)
            $(this).blur();

            // pass empty string as value to search for, displaying all results
            input.autocomplete("search", "");
            input.focus();
        });
    },

    destroy: function() {
        this.input.remove();
        this.button.remove();
        this.element.show();
        $.Widget.prototype.destroy.call(this);
    }
});

$('combo').combobox();

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>