How to Programming with Javascript

javascript,angularjs,node.js,sockets

A jQuery only way would be to iterate over the nth-child(4n) $('.thumbnail:nth-child(4n)').each(function(){ $(this) .prevAll('.thumbnail').andSelf() .wrapAll($('<div/>',{class:"new"})) }); Demo Considering the complexity, not sure whether the prevAll() performs better than the plain for loop. Referring one of my similar answer here...

Jquery parsley validate not working

javascript,php,jquery,ajax,parsley.js

Make sure this line: $('#remarks').parsley( 'addConstraint', { minlength: 5 }); is called before you check isValid()....

Socket.IO message doesn't update Angular variable

You need to wrap the change of the model (changing properties on the $scope), with $scope.$apply(function() {}) in order to to update the view. var container = angular.module("AdminApp", []); container.controller("StatsController", function($scope) { var socket = io.connect(); socket.on('message', function (msg) { console.log(msg); $scope.$apply(function() { $scope.frontEnd = msg; }); }); }); $apply()...

why i don't get return value javascript

javascript,jquery,html,json,html5

the first "A" in AJAX stands for "Asynchronous" that means, it is not executed right after it has been called. So you never get the value. Maybe you could first, get the os list and then output what you need, like this: function createCheckBoxPlatform(myDatas) { $.ajax({ url: "/QRCNew/GetOS", type: "post",...

Getting CROS Error even after adding header in node.js for Angular js

javascript,angularjs,node.js

The error message spells it out for you. Your client side code is trying to set an Access-Control-Allow-Origin header: RestangularProvider.setDefaultHeaders({"Access-Control-Allow- Origin":"*"}); Your server side code allows a number of headers, but that isn't one of them: 'Access-Control-Allow-Headers': 'Origin, X-Requested-With, Content-Type, Accept"', Remove the line: RestangularProvider.setDefaultHeaders({"Access-Control-Allow- Origin":"*"}); Access-Control-Allow-Origin is a response...

change icon on collapse in Bootstrap 2.3 not in bootstrap 3

javascript,jquery,css,html5,twitter-bootstrap

Updated. Yes - the first pure CSS solution was not satisfactory. If you dare to add some javascript, you can do this : $('.accordion-group').on('show', function() { $(this).find('.accordion-toggle').removeClass('arrow-down').addClass('arrow-up'); }); $('.accordion-group').on('hide', function() { $(this).find('.accordion-toggle').removeClass('arrow-up').addClass('arrow-down'); }); It is using the bootstrap collapse hide / show events directly on the collapse sections. Still without...

Target next instance of an element/div

javascript,knockout.js,requirejs,knockout-components

nextAll and first: $(this).nextAll('.hidden').first().slideToggle(...); This question has more about this: Efficient, concise way to find next matching sibling?...

KnockoutJS custom component loader not executing `loadViewModel`

If you don't "override" the loadComponent method then the default component loader's loadComponent will be invoked which only calls the loadViewModel if you've provided a viewModel config option. In your getConfig method you are returning a config with require which means that your require.js module has to provide the necessary...

Twilio Client Python not Working in IOS Browser

javascript,python,ios,flask,twilio

Twilio developer evangelist here. Twilio Client uses WebRTC and falls back to Flash in order to make web browsers into phones. Unfortunately Safari on iOS supports neither WebRTC nor Flash so Twilio Client cannot work within any browser on iOS. It is possible to build an iOS application to use...

How do I retain search engine accessibility when loading external file into html

javascript,jquery,html,seo,cross-platform

Well the problem is that at first, the section you're about to insert data in is blank, which means that sharing this page on Facebook for example will result in just a blank box. So, what you want to achieve is a way to run that javascript before crawling the...

Unable to display SQLite data as listview using phonegap

javascript,html,sqlite,cordova

You made a mistake: you used result instead of res: tx.executeSql("SELECT (date) FROM time", [], function (tx, res) { var len = result.rows.length; // <- should be res if (len > 0) { for (var i = 0; i < len; i++) { var a = results.rows.item(i)['date']; // <- should...

If checkbox checked, instantly alert

javascript,html,event-handling

Call the validate function on change of the checkbox state. <input type="checkbox" name="LetterNeed" id="LetterNeed" onchange="return validate()">Not important</span> // ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ OR document.getElementById('LetterNeed').addEventListener('change', validate); DEMO...

How To Check Value Of String

javascript,css,string,numeric

document.GetElementById("tombolco").style = "display:block"; That's not the right way. This is document.getElementById("tombolco").style.display = 'block'; Also note that it is getElementById, not with a capital G. Same with 'none',Rest of your code is fine. Fiddle...

Bootstrap toggle doesn't display well when added dynamically

javascript,jquery,twitter-bootstrap

You need to call the bootstrapSwitch() again after adding and with a new ID, class or else it will alter the states of existing toggle as well. $('.btn').on('click', function () { $('p').after( '<input id="newCheckBox" type="checkbox" data-off-text="Male" data-on-text="Female" checked="false" class="newBSswitch">' ); $('.newBSswitch').bootstrapSwitch('state', true); // Add }); JSfiddle...

how to escape php code in echo with javascript

javascript,php

You are mixing inline PHP with a PHP command (echo). When you are echoing a string, you do it just like normal, this means you can mix literal strings (the js you are manually typing) and the output of functions (like a json in this case): echo "<script type='text/JavaScript'> var...

Sockets make no sense?

javascript,node.js,sockets

The client doesn't get to cause arbitrary events to fire on the socket. It is always a message event. Using the same client, try this server code in your connection handler: socket.on('message', function(data) { // data === "pressed", since that's what the client sent console.log("Pressed!"); socket.close(); }); ...

Use JSON file to insert data in database

javascript,json,mongodb,meteor,data

Simple use underscores _.extend function. Like this: var newProfile = _.extend( JSON.parse(Assets.getText('test.json')), {user: id} ) Profiles.insert(newProfile) ...

Dynamically increasing radio button validation

You may try using :checked var all = $('input[type=radio][name^=game]').length; var chk = $('input[type=radio][name^=game]:checked').length; var exp = all / 2;// in a group two radios each, any one will be selected if(chk === exp) { //all checked } else { // some goup is not checked } $(document).ready(function() { // radio...

Please can someone help me understand the exec method for regular expressions?

javascript,regex

I don't understand why it would give me two hellos back? Because the first entry in the array is the overall match for the expression, which is then followed by the content of any capture groups the expression defines. Since the expression defines one capture group, you get back...

Insert data in collection at Meteor's startup

javascript,json,meteor,data,startup

Ok, you'll want to check out Structuring your application. You'll have to make the file with the definition load earlier, or the one with the fixture later. Normally you have your collections inside lib/ and your fixtures inside server/fixtures.js. So if you put your insert code into server/fixtures.js it'll work....

JavaScript Changing the script

Replace background-color with backgroundColor. JS uses CamelCase when handling CSS properties. That means that you also have to write padddingLeft, whiteSpace etc. in Javascript....

Get info from dynamic/growing form

javascript,selenium,testing,protractor,end-to-end

Something like this? But adding it into the addUser function as Super Hirnet says, will be more performant. var divs = document.querySelector('#utilizadores').childNodes, users = []; Array.slice.call(divs).forEach(function (node, index) { users.push({ "name" : divs[index].getElementById('nomeUtilizador' + (index + 1)).value }); }); ...

Upload file - Protractor

The common and the most realistic way to upload the file via protractor/selenium is to send keys to the file input and avoid opening the upload file dialog which you cannot control: var uploadInput = element(by.css("input[type=file]")); uploadInput.sendKeys("path/to/file"); ...

What are some patterns I can look at for database implementations in JavaScript?

javascript,node.js,mongodb

That's a pretty wide question, partly opinion based. This question should be closed, but I still want to give you some advice. There once was the Active Record pattern, which has been proven to be pretty difficult to maintain. The solution was the DAO pattern, but this adds a lot...

Unable to upload file to Sharepoint @ Office 365 via REST

javascript,ajax,rest,sharepoint,office365

To me it just seems a bit light, visit this link https://msdn.microsoft.com/en-us/library/office/dn769086.aspx on technet, and compare your upload function to this: // Add the file to the file collection in the Shared Documents folder. function addFileToFolder(arrayBuffer) { // Get the file name from the file input control on the page....

Dynamically add href based on Class name of parent list item

javascript,html,angularjs,angular-strap

Give this a try: $("ul.tabs-nav").children().each(function(i) { var $this = $(this); // don't look for the same element twice $this.addClass("prefix_" + (i+1)); $this.find('a').attr('href', 'prefix_' + (i+1)); // find the link and add href }); ...

Wordpress log out using URL and redirect to specify page

javascript,php,wordpress

Try wp_logout() function use the funtion . if($_GET['logout'] == 1) { ob_start(); error_reporting(0); wp_logout(); $redirect = wp_logout_url(); wp_safe_redirect( $redirect ); } ...

Angular-strap data-trigger='focus' not working

You can add a tabindex attribute to make a <span> focus-able. This also applies for <div> and <table> elements. The tabindex global attribute is an integer indicating if the element can take input focus (is focusable), if it should participate to sequential keyboard navigation, and if so, at what position....

Onclick add html content and remove it by clicking “delete” link

javascript,function,session

Even though you are using .on() with event delegation syntax, it is not working as the element to which the event is binded is created dynamically. You are registering the handler to col-md-1 which is the parent of the delete button, but that element also is created dynamically so when...

session value in javascript cannot be set

Javascript is a client-side language. Session are server-side component. If you want to update session when user does something on your page, you should create a ajax request to the server. Or maybe use some client side variables that, for some aspects, are similar to session (they will be forever...

want to show and hide text using “this” jquery

I guess OP wants to link the button more with corresponding click span class $('.clickme').click(function(){ $(this).parent().prev().find(".click").toggle(); }); FIDDLE DEMO...

submitting form then showing loading image by javascript

javascript,html

Let suppose on button click you are calling ajax method <button onclick="LoadData();"/> before ajax call show image and onComplete ajax method hide this image function LoadData(){ $("#loading-image").show(); $.ajax({ url: yourURL, cache: false, success: function(html){ $("Your div id").append(html); }, complete: function(){ $("#loading-image").hide(); } }); } ...

AngularJS dynamically call function

javascript,angularjs

seems like you have missed the argument for the controller method in the HTML // you have missed the event parameter. <input type="text" ng-model="value" ng-enter="hideToolTip(event)" /> app.directive('ngEnter', function() { return function(scope, element, attrs) { element.bind("keydown keypress", function(event) { if (event.which === 13) { console.log(attrs.ngEnter); scope.$apply( scope.$eval(attrs.ngEnter, { 'event': event })...

Login Signup PopUp

In your code you have 2 options to solve it first is jquery and second one is css. 1) Jquery On load trigger click event. $('#cont-1').click(); OR 2) CSS Add hide class in second tab <div class="tabcontent hide" id="cont-2-1"> and add activeLink class for login <a href="javascript:;" class="inactive activeLink" id="cont-1">Login</a>...

How to use a service with Http request in Angular JS

javascript,angularjs

ofcservices.getnews() is a promise You need manage with the function sucess and error ofcservices.getnews(). success(function(data) { $scope.news=data }). error(function(data, status, headers, config) { //show a error }); As weel change app.factory('news' to app.factory('newsFactory' and call it in controller('news', function($scope, newsFactory) { You can get more data about promise in the...

Setting radio button checked true on button click

javascript,google-maps-api-3

Here is an example : http://jsfiddle.net/xhhLja7m/ $(".choice-option").click(function() { $(this).find('input[type=radio]').prop("checked", "true"); }) ...

How to add a multiple marker to a moving location google map,Javascript

So firstly setup the map and marker as global variables: <script> var map, marker; ... </script> Refactor your initialize function to create them: function initialize() { var myLatlng = new google.maps.LatLng(33.8903964, 35.497148); var myOptions = { center: myLatlng, zoom: 14, mapTypeId: google.maps.MapTypeId.ROADMAP, mapTypeControl: false, navigationControlOptions: { style: google.maps.NavigationControlStyle.SMALL } }...

jQuery validate equalTo

javascript,jquery,validation

I have done a quick hack to solve this. It works well although this may not be the preferred way to do it. Add a hidden input #fullname Populate the hidden input with the value of first and last name separated by a space Validate the signature agianst the hidden...

Uncaught error: Invalid type for google table column

javascript,json,google-maps,google-visualization

You should change your row data.addColumn('String', 'sitecode'); to data.addColumn('string', 'sitecode'); (non capital "s" in "string"), of course this applies to all of your added columns. Javascript is case-sensitive....

show div only when printing

javascript,html,css

You need some css for that #printOnly { display : none; } @media print { #printOnly { display : block; } } ...

JSLint error: “Expected a newline at EOF”, conflict with Beautify plugin

javascript,gruntjs,jslint,beautify

According to the Brackets Beautify Documentation, it uses JS-Beautify internally. The documentation for the latter mentions these parameters: -n, --end-with-newline -p, --preserve-newlines If you can force Adobe Brackets to pass parameters to the js-beautify call, I guess one of these should do the trick. UPDATE According to the Github repo,...

Confused by JQuery Docs about .submit() event

javascript,gulp,require,browserify

This statement is wrong: In addition, the default submit action on the form will be fired And when you call event.preventDefault() then the form will not be submitted until you submit the form like below: $('form')[0].submit();//write this code inside your function. ...

Not able to access variables in required file

Without custom logic, it's not possible to achieve what you want. However I believe you could find a compromise by using ES6 modules instead of CommonJS modules. You would be able to write export var test = 'test'; which declares and exports a variable test. You can then import it...

What is the usage of adding an empty string in a javascript statement

javascript,string,concatenation

Type Casting. It converts the type to string If variable current.condition_field is not of string type, by adding '' at the end of it converts it to string. var field = current.condition_field + ''; So, field is always string. Thanks to @KJPrice: This is especially useful when you want to...

Javscript Replace Text in tags without changing children element HTML and Content

javascript,angularjs,service,controller,params

The way I think you will have to do it is in each element individually and use this jquery small plugin I rewrite here is the code and also fiddle the html <div id="parent"> thisi sthe fpcd <p>p</p> </div> plugin to find the content of the selector text without child...

Passing params to an angular service from a controller?

You can declare your service as: app.factory('books', ['$http', function($http) { // var url = 'http://...' + ParamFromController + '.json' return { getVal: function(url,options){ return $http.get(url,options) } } }]); and use it in your controller and provide appropriate params to pass into 'books' service: app.controller('BookController', ['$scope', '$routeParams', 'books', function($scope, $routeParams, books)...

Javascript: Get a variable name as a string

javascript,arrays,loops,foreach,innerhtml

How to innerHTML a function with array as parameter?

Just take a variable for the occurrence of even or odd numbers. var myArray = function (nums) { var average = 0; var totalSum = 0; var hasEven = false; // flag if at least one value is even => true, otherwise false nums.forEach(function (value) { totalSum = totalSum +...

Changing interval time to random?

javascript,jquery,ajax,spring-mvc,datatables

Assuming the interval is between 1 and 15 seconds and changed after each interval. setIntervsal() does not fit. setTimeout() is here a good choice, because of the single interval of waiting. Every next interval gets a new time to wait and has to be called again. The random waiting time...

How to send current page number in Ajax request

DataTables already sends parameters start and length in the request that you can use to calculate page number, see Server-side processing. If you still need to have the URL structure with the page number, you can use the code below: "ajax": { "data": function(){ var info = $('#propertyTable').DataTable().page.info(); $('#propertyTable').DataTable().ajax.url( "${contextPath}/admin/getNextPageData/"+(info.page...

Background-image style with JS not working in ie9

javascript,jquery,html,internet-explorer

Your call of setTimeout fails in any browser, but in IE9 with an exception(what stops the further script-execution). It's a matter of time. At the moment when you call var timer = setTimeout(slideshow, 8000); slideshow is undefined , and undefined is not a valid argument for setTimeout. Wrap the call...

Saving image to localstorage - canvas

javascript,html5,html5-canvas

If the height or width of the canvas is 0, the string "data:," is returned. This is most likely the cause for some images to fail to receive a proper dataUrl. Check your img elements and/or scripts to obtain and set the width and height of the canvas. The...

Saving data using promises

javascript,parse.com,promise

Instead of going for recursive, you can try this: classPromise = array.map(function(obj){ return obj.save();}); in es6, same thing can be: classPromise = array.map(obj => obj.save()); Edit You can reduce the whole function to: function myFunction(array, value) { if ( !array || !array.length) return; console.log("array: " + array.length); if (!value) value...

Replacing elements in an HTML file with JSON objects

javascript,json,replace

obj.roles[0] is a object {"name":"with whom"}. you cant replace string with object. you need to refer to property "name" in the object obj.roles[0].name Another problem is that var finalXML get a new value every line. you need to add a new value to the variable, not replcae it. var finalXML...

Error: [$injector:unpr] Unknown provider: RestangularProvider <- Restangular <- ctrlAG

javascript,angularjs,restangular

You didn't inject module of 'Restangular' service. Try like this angular.module('AngApp', ['angularGrid','restangular']); ...

How to make a Highstocks x-axis even and regular?

javascript,highcharts,ordinal

The relevant code isn't included in the question, but I'll address the issue. You are using a baseSettings object and a custom settings object (lets call them customSettings) to form a chart. These two separate settings are merged using the jQuery extend function. Your problem here is that when both...

Click on link next link should be display on same page

javascript,php,jquery,html,css3

Ok, so i tried to decypher what you meant with your Question. To Clarify: He has this one page setup. inside the div Our Project, there are two Buttons or links Visit more. When clicked, he wants the About Section to be shown. All in all it is impossible for...

bootstrap - dynamically changing jumbotron background image

javascript,jquery,html,css,bootstrap

You have some syntax errors otherwise everything is good!! keep url inside quotes as below: $('.jumbotron').css('background-image','url(/path/to/new/image)'); ...

Response 200 OK but Jquery shows error?

javascript,jquery,json

The code you've supplied, by itself, works fine. It breaks if you try to force the use of JSONP because the server you are making the request to doesn't support that. It does support CORS (which is the modern replacement for JSONP), and you don't need to do anything special...

Javascript change the souce of all images present inside a string

javascript,ajax,google-maps

You can wrap your string into a jQuery-object and use the .find()-method to select the images inside the message-string: var msg = '<span class="user_message">hiiiiiii<img title=":benztip" src="path../files/stickers/1427956613.gif" /><img src="path../files/stickers/416397278.gif" title=":happy" /></span>'; var $msg = $(msg); $msg.find('img').attr('src', 'path_to_img'); $("#chat_content").append($msg); Demo...

how to use geocoder class to retrieve latitude and longitude through ajax

Because of it's scope, your codeAddress javascript function is not visible for outer caller myLoop, as it is enclosed within myFunction, therefore you get the codeAddress is not defined. Try to rewrite your code similar to this (I have not tested, so it might not work right away, but you...

Substring of a file

javascript,arrays,substring

To get your desired output, this will do the trick: var file = "a|b|c|d, a|b|c|d, a|b|c|d, a|b|c|d, a|b|c|d"; var array = file.split(", ") // Break up the original string on `", "` .map(function(element, index){ var temp = element.split('|'); return [temp[0], temp[1], index + 1]; }); console.log(array); alert(JSON.stringify(array)); The split converts...

multiple slidershows on one site?

javascript,html

Try a class: var image1 = new Image(); image1.src = "bilder/tfb_g/slide1.jpg"; var image2 = new Image(); image2.src = "bilder/tfb_g/slide2.jpg"; var image3 = new Image(); image3.src = "bilder/tfb_g/slide3.jpg"; SlideShow = function (ele) { this.step = 1; this.element = ele; this.Move = function () { this.element.src = eval('image' + this.step + '.src');...

slideToggle state not working with multiple boxes

javascript,jquery,cookies

Use onbeforeunload function of javascript window.onbeforeunload = function() { //Declare cookie to close state } This function will be called every time page refreshes Update: To make loop through every value use this $.each this way: var new_value = ""; window.onbeforeunload = function() { $.each($('div.box_container div.box_handle'),function(index,value){ new_value = ($(value).next('.box').css('display') ==...

JQuery mutiple post in the same time

javascript,php,jquery,json

You can use the jQuery when function (https://api.jquery.com/jquery.when/) to wait for all three promises to resolve. You only need to make sure you also return the promise in your nb1, nb2, nb3 functions. function nb1() { return $.post("p1.php", { action: 1 }, function(data) { console.log(data); }, "json") .fail(function(data) { console.log("error");...

Google map infowindow position

javascript,google-maps,events,infowindow

Two issues: There is a typo in your click listener code, javascript is case sensitive, infowindow and infoWindow are different objects, so you are not setting the position of the infowindow correctly. infowindow.open(map); infoWindow.setPosition(event.latLng); You are currently placing the infowindow at the place that is clicked infoWindow.setPosition(event.latLng);. If you want...

Google map infowindow position on custom marker

javascript,css,google-maps,google-maps-api-3

Set the pixelOffset of the InfoWindow appropriately: From the documentation on InfoWindows pixelOffset | Type:Size | The offset, in pixels, of the tip of the info window from the point on the map at whose geographical coordinates the info window is anchored. If an InfoWindow is opened with an anchor,...

Get all prices with $ from string into an array in Javascript

javascript,regex,currency

It’s quite trivial: RegEx string.match(/\$((?:\d|\,)*\.?\d+)/g) || [] That || [] is for no matches: it gives an empty array rather than null. Matches $99 $.99 $9.99 $9,999 $9,999.99 Explanation / # Start RegEx \$ # $ (dollar sign) ( # Capturing group (this is what you’re looking for) (?: #...

Fancybox thumbnail is not working

javascript,jquery,html,css,fancybox

You need to add absolute URL paths in external resources option, not relative. See the Console errors in Firebug. Example: http://fancyapps.com/fancybox/source/jquery.fancybox.js instead of just jquery.fancybox.js Check this: JSFiddle, I forked your JSfiddle and edited the external sources. ...

Default scrollbar position

javascript,jquery,html,css,scroll

Here you go: http://jsfiddle.net/vtep7Lf1/ $("document").ready(function() { $("#ccwindow").animate({ scrollTop: $("#ccwindow").height() }, "slow"); return false; }); ...

Get elements containing text from array

javascript,jquery,html,arrays,contains

You can use :contains selector. I think you meant either one of those values, in that case var arr = ['bat', 'ball']; var selectors = arr.map(function(val) { return ':contains(' + val + ')' }); var $lis = $('ul li').filter(selectors.join()); $lis.css('color', 'red') <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script> <ul> <li>cricket bat</li> <li>tennis ball</li> <li>golf ball</li>...

Javascript sort array of objects in reverse chronological order

javascript,arrays,sorting

As PM 77-1 suggests, consider using the built–in Array.prototype.sort with Date objects. Presumably you want to sort them on one of start or end: jobs.sort(function(a, b) { return new Date(a.ys, a.ms-1) - new Date(b.ys, b.ms-1); }) ...

Merge and sum values and put them in an array

javascript,arrays,angularjs,foreach

You cannot store key-value pair in array. Use object to store key-value pair. See comments inline in the code. var obj = {}; // Initialize the object angular.forEach(data, function(value, key) { if (value.start_date > firstdayOfWeek && value.start_date < lastdayOfWeek) { if (obj[value.firstname]) { // If already exists obj[value.firstname] += value.distance;...

How to find the days b/w two long date values

javascript,jquery,date

First you need to get your timestamps in to Date() objects, which is simple using the constructor. Then you can use the below function to calculate the difference in days: var date1 = new Date(1433097000000); var date2 = new Date(1434479400000); function daydiff(first, second) { return (second - first) / (1000...

Binding Checkbox to td element