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• jQuery/Javascript to replace broken images

  - by Dan Lord

  I have a web page that includes a bunch of images. Sometimes the image isn't available so a broken image is displayed in the clients browser. How do I use jQuery to get the set of images, filter it to broken images then replace the src? --I thought it would be easier to do this with Jquery, but It turned out much easier to just use a pure javascript solution. i.e the one provided by Prestaul

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• How do you performance test JavaScript code?

  - by danmine

  CPU Cycles, Memory Usage, Execution Time, etc.? Added: Is there a quantitative way of testing performance in JavaScript besides just perception of how fast the code runs?

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• javascript logo / mascot / insignia

  - by dreftymac

  Does JavaScript have a mascot, logo, insignia or otherwise stylistically engaging representation or alias? If not, who would be the best person/organization to get some momentum behind this kind of thing? Doug Crockford?

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• Is there a simple JavaScript slider?

  - by Unkwntech

  I need to create a custom volume slider for a WMP object. The current slider is complicated to modify, and use, is there a simple way to generate a slider on an HTML page that can have it's value passed to a javascript function?

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• Cross-browser bookmark/add to favorites javascript

  - by Aakash Chakravarthy

  Is there any Cross-browser bookmark/add to favorites javascript. Searched for some list but none is working. Can you please suggest any ?

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• Javascript Rich Text Editor in Flex

  - by Proyb2

  How do I embedded a HTML-enabled javascript editor on top of Flex web application? FCKEditor is not free but any free editor with basic toolbar will do?

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• Random Color generator in Javascript

  - by n00ki3

  Hi there, i am not an Javascript and i need a little help. Given this function , i want to replace the color with an Random Color generator. document.overlay = GPolyline.fromEncoded({color: "#0000FF", weight: 10, points: encoded_points, zoomFactor: 32, levels: encoded_levels, numLevels: 4 }); Can anyone help me ?

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• Authenticating to get events from Google Calendar with a (local) Javascript

  - by Lem0n

  Is it possible to authenticate to google calendar (when you know the username/password) using its JavaScript API? I tried calendarService.setUserCredentials(username, password); but it didn't work

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• get image size using javascript or jquery

  - by Jean

  Hello, I want to get the image size using javascript or jquery. something similar to imagesize(). Thanks Jean

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• utf-8 word boundary regex in javascript

  - by cherouvim

  In JavaScript: "ab abc cab ab ab".replace(/\bab\b/g, "AB"); correctly gives me: "AB abc cab AB AB" When I use utf-8 characters though: "aß aß? ?aß aß aß".replace(/\baß\b/g, "AB"); the word boundary operator doesn't seem to work: "aß aß? ?aß aß aß" Is there a solution to this?

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• JavaScript: using constructor without operator 'new'

  - by GetFree

  Please help me to understand why the following code works: <script> var re = RegExp('\\ba\\b') ; alert(re.test('a')) ; alert(re.test('ab')) ; </script> In the first line there is no new operator. As far as I know, a contructor in JavaScript is a function that initialize objects created by the operator new and they are not meant to return anything.

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• How to fetch UTC dates with JavaScript?

  - by George Edison

  I want to get the current UTC date with Javascript. How can I do this? There seems to be methods for getting the time in UTC: date.getUTCHours(); How can I get the date?

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• javascript scoping in for loop

  - by user121196

  consider the following javascript code, console.log always prints "focus 1" where 2 is the input length. how should I rewrite the code to prints the looping variable i correctly for (var i = 0; i < inputs.length; i++) { var curIndex = i; inputs[i].addListener('focus', function(thisfield, evt){ console.log('focus '+curIndex); }); }

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• javascript number split

  - by Jaron787

  Can anyboyd help me split up this date number in javascript so that when it is outputted to the screen it has slashes between the 4th and 5th number and the 6th and 7th number, so that it can be understood by a vxml voice browser. The number can be any value so i need it to work for any eight digit number. Like so: 20100820 2010/08/20 Many thanks

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• JavaScript Add hh:mm + hh:mm to get new hh:mm

  - by Scott

  I have two javascript vars (they're coming from text boxes, so they're probably being evaluated as strings) in this format: 02:30 and 4:45 they represent hours and minutes. I want to add them together to get 07:15 but I can't figure it out.

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• JavaScript/jQuery short hand function definitions

  - by Baddie

  I'm using a jQuery plugin that has its functions defined as such: $('#mydiv').pluginAction({ someproperty: val, format: 'mm hh', labels: ['yes', 'no', 'maybe'], labels1: ['never', 'always'] }); In my HTML page, I have multiple DIVs that have the same properties for format, labels, labels1, but different values for someproperty. Is there some type of JavaScript notation I can take advantage of to shorten the definition so that I don't have to have duplicate code?

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• Sorting a multidimensional array in javascript.

  - by Kyle

  How would you sort a multidimensional array in JavaScript? I have an array full of arrays that contain two dates and a string. I need the main array sorted by one of the date arrays, is this possible?

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• how to pass data from javascript to winforms user control

  - by kumar

  hi I have a windows user control hosted in IE. how can i paas input from webpage ( propably from javascript ) to win forms user control can any one help me in solving this problem. it is urgent. Thanks.

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• Alias method chain in JavaScript?

  - by fig-gnuton

  In JavaScript, how could you create a new function with the same name as an existing function, while also preserving the original function so it could be called from within the new one?

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• To get which function throwed exception in javascript

  - by uzay95

  I am trying to create a Exception class to get and send errors from client to server. I want to catch exception in javascript function and push the details to the web service to write to database. But i couldn't get how to get which function/line throwed this exception. Is there any way to solve this?

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• PHP and Javascript code needed to check if form fields are not empty

  - by acctman

  Javascript needed to prevent form submit if any of field is empty. all my form fields start names start with name=add[FieldName] those are the fields that need checking. PHP, backend check before submiting to database double check to make sure all $POST are not empty

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• javascript readable date/time from php's time()

  - by Lyon

  Hi, Is it possible to have Javascript compute a timestamp returned from php's time() function and present it in a readable format such as "Sun, 18th April 2010 at 4:00 pm"? Thanks:)

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• Accelerator UI in JavaScript

  - by sonofdelphi

  Can I create something like an Internet Explorer accelerator using JavaScript on the client-side? I want a clickable icon to show up when the user selects some text on the page. What is the event I should wait on?

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• i want easy Javascript code to change textarea value upon <select><option>

  - by xyro

  Hi please help me, I have some textarea data which needs to be changed when the user select different option from a <select>. can you please give me some javascript easy code to do that please i don't want jquery things

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• Javascript: Select option based on its contents

  - by Zac Altman

  Basically this, but in pure javascript: http://stackoverflow.com/questions/2346257/how-to-get-value-of-select-tag-based-on-content-of-select-tag-using-nokogiri So I have a select list with a lot of countries/states, and I want to be able to select one based on what is between the tags. Argentina (I know i could use the value, but each one is a random mesh of numbers, so i would have to collect each individual one - not economical...)

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