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• HTML Encoding Server side vs Client side

  - by shivesh

  I want to enable comment posting on my page, so i need to execute some html encoding before post is sent and inserted into a database. What is the ideal side for this? Sever side(I work with asp.net) or client side (javascript)?

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• Why not always use https when including a js file?

  - by Jones

  For what reasons do sites provide logic to switch between http/https protocols for JavaScript include files? Why not always use https?

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• How to get all elements inside "div" that starts with a known text

  - by misha-moroshko

  Hello, I have a div element in HTML document. I would like to extract all elements inside this div that starts with a known text (e.g. "q17_"). How can I achieve this using JavaScript ? (If needed, for simplicity, I can assume that all elements inside the div are of type input or select.) Thanks !

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• trim a string in jquery

  - by amit

  i need to trim a string to its first 100 characters using jquery/javascript. also is it possible to scan a string and look for a particular combination of keywords such as #key? thanks a lot for the help.

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• Replace first character of string

  - by MgS

  I have a string |0|0|0|0 but it needs to be 0|0|0|0 How do I replace the first character ('|') with (''). eg replace('|','') (with JavaScript)

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• show div for a set time, then hide it

  - by Patrick

  Im using jquery for various things on my site, but one thing im not sure how to do, is have it show an element, then wait X seconds, and hide the element. $('#form').ajaxForm(function() { $('#cartcontents').fadeOut("fast").load('cart.php').fadeIn("fast"); }); That's the JavaScript that I'm using now. How could I have it (when the form submits) display the div #notice for 5 seconds, then fadeOut?

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• Undo implementation - DOM manipulations

  - by sonofdelphi

  Is there a library that can be used for implementing undo/redo functionality for DOM element manipulations in JavaScript? I'm writing an app that moves around DOM elements, enables editing and deletion of those elements. There are event-handlers and other objects associated with each element operated upon. Not sure whether I need to roll my own implementation of the Command pattern for this. Surely, there must be something available? If not, suggestions and pointers would be a great help.

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• Where's the best place to find good senior web developers?

  - by bokani

  We are looking for a senior web developer for a business start up based in London Mayfair? • Demonstrable experience developing Web 2.0 projects • Complete fluency in HTML, Javascript, CSS, php and MySQL • Experience of jQuery, AJAX and php interaction • Ability to develop applications making use of APIs (Google Maps, Facebook, bespoke CRMs and similar) • Good design aesthetic, including familiarity with Photoshop and CSS • Substantial experience hand-coding • Familiarity with server administration including cPanel • Ability to design HTML newsletters • Progressive enhancement • AJAX application state-memory Salary : £30,000 to £40,000

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• adding img in js

  - by codedude

  I'm using javascript to create an image element like so: var img = document.createElement('img'); What would I do to give this img a width of 100%?

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• List of All Background Images in DOM

  - by AutomaticDrone

  What's the best way to find all of the background images on a given page using javascript? The ideal end result would be an array of all of the url's.

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• JSF OnClick commandbutton

  - by DD

  How do I use Javascript to "click" on a CommandButton? I tried the following but it doesnt work: <ice:panelTab id="searchResultsTab" label="Search Results" onclick="document.getElementById('form:searchTabs:0:refreshButton');"> Thanks.

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• jQuery library to autopopulate multiple fields

  - by user1134179

  I have multiple textboxes with set character limits that together make up a code. There is value in the boxes being separated for a variety of reasons. I want to be able to paste a complete code in the first textbox and have it automatically populate all the textboxes. Is there a way to do this in javascript or a jquery library for this case? Currently I'm using jQuery autotab on each textbox and I'd prefer to keep that functionality.

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• simple method that checks text is email with regular expression

  - by user223863

  Can't believe how difficult this seems to be all I want to is to validate a user inout using javascript to make sure that it is an email address. But can't get it to work: I am using: //validates a regulaer expression Utilities2.prototype.validateEmail = function(stringToValidateArg) { alert('about to check regexp'); var regExpPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/; alert(regExpPattern.test(stringToValidateArg)); } But this always returns false, any ideas why is it because of the regular expression?

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• Escaping HTML strings with jQuery

  - by Page Brooks

  Does anyone know of an easy way to escape HTML from strings in jQuery? I need to be able to pass an arbitrary string and have it properly escaped for display in an HTML page (preventing JavaScript/HTML injection attacks). I'm sure it's possible to extend jQuery to do this, but I don't know enough about the framework at the moment to accomplish this.

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• Using jQuery to Highlight (Select) All Text in a Textbox

  - by Spyros

  I have an input text box with some text in it , onclick event I want to run a javascript function to select (highlight) all text that is in this box , how I can do that with jquery?

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• Monitoring XHR requests on Chrome in Linux

  - by synic

  Is there a way to monitor AJAX requests in the Chrome browser? I tried firebug lite, and though it seems to work for some things (javascript errors and such), the XHR tab doesn't seem to do anything. Are there any alternatives?

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• System.Gadget.version alternative for Mac OS widget

  - by omidomaru

  Hello. I need to get version of widget in javascript in Mac OS but i can't to find the System.Gadget.version alternative for Mac OS. Please help me.

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• How can I implement a 'select all' check-box on my CRM 4 custom form?

  - by Gryphoenix

  I am working on a custom CRM form with numerous checkboxes, organized by sections. I would like to implement a 'select all' feature to the form and am trying to understand how to format the JavaScript. My research thus far has pointed me to the possibility of using a FOR statement to iterate through all of the elements in the section I want to process, setting their values accordingly, but am unsure of which document.getElements ... method to utilize.

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• Getting Javasctipt Object key list

  - by basit74

  I have a Javascript Object like var obj = { key1: 'value1', key2: 'value2', key3: 'value3', key4: 'value4' } How can I get the length and list of keys in this object.

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• How to resize a iframe inside the containing page?

  - by poo

  I want to access the iframe my page is in resize it. By the way I'm doing it in javascript. It's something like parent and height or offsetHeight.

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• How do I make menus like these?

  - by Doug

  So I'm looking at slickdeals.net and amazon.com, and I found something very intriguing. It's basic for most of you guys out there, but it's new to me. For slickdeals.net, when you click login, a login box pops up like so. Also for Amazon.com, when you hover over the left navigational menus, a new menu pops up! I think it's JavaScript, but how does this work? How can I do something like that?

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• How can I check, if a scrollbar is visible?

  - by brainfck

  Hi, I want to display a "Go to top"-Link on my website. This link should only be visible, if the vertical scrollbar is visible. How can I do this using JavaScript? Thanks

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• Dynamic Text limit when users writes in a textbox (HTML)

  - by DomingoSL

  Hello, I need to implement in Html/javascript (or php is possible) a script which works like twitter, when the user writes text in a field a label change showing the characters left. Can you help me with a simple and easy script example?

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• What are the js recursion limits for Firefox, Chrome, Safari, IE, etc?

  - by Maciek

  I've got some Javascript code which uses fairly deep recursion and I'd like to find out what the recursion limits in the various browsers are (i.e. the point at which the error "too much recursion" will happen). Anyone have any solid numbers on this, by version?

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• Append some HTML into the HEAD tag?

  - by Alex

  Hi! I want to add some style to head tag in html page using javascript. var h = document.getElementsByTagName('head').item(0); h.innerHTML += '<style>a{font-size:100px;}</style>'; But when I run this code in IE8 I see this error message: Could not set the innerHTML property. Invalid target element for this operation. Any ideas?

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