javascript framework - Page 112

Number of bits in Javascript numbers

- by Misha Moroshko

I work in Javascript with integer numbers only (mainly adding numbers and shifting them). I wonder how big they can be without loosing any bits. For example, how big X can be such that 1 << X will represent 2^X ?

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How can I call mouseover event handler programmically in JavaScript

- by michael

Hi, In my html, I have an html element with a mouseover event handler. Can you please tell me if it is possible for me to invoke that event handler programmically in JavaScript? Thank you.

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Log to Firefox Error Console from JavaScript

- by Torsten Marek

Is it possible to add messages to the built-in error console of Firefox from JavaScript code running in web pages? I know that I there's Firebug, which provides a console object and its own error console, but I was looking for a quick fix earlier on and couldn't find anything. I guess it might not be possible at all, to prevent malicious web pages from spamming the log?

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Calling javascript method from from inside object

- by John

I am struggling with methods in JavaScript. obj = function(){ this.getMail = function getMail (){ } //Here I would like to run the get mail once but this.getMail() or getMail() wont work } var mail = new obj(); mail.getMail(); How do I make the method in a way that I can run it both inside the object and from the outside Thanks

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Python 2.5 module allowing implementation of javascript under windows

- by nabizan

hi im looking for some modules for python 2.5 whitch allows to run and executes javascript ... any ideas?

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Javascript equivalent of Python's iterkeys() dictionary method

- by saltycrane

In Python I can use the iterkeys() method to iterate over the keys of a dictionary. For example: mydict = {'a': [3,5,6,43,3,6,3,], 'b': [87,65,3,45,7,8], 'c': [34,57,8,9,9,2],} for k in mydict.iterkeys(): print k gives me: a c b How can I do something similar in Javascript?

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Hook a javascript event to page load

- by Jagd

I have an aspx that has the following javascript function being ran during the onload event of the body. <body onload="startClock();"> However, I'm setting the aspx up to use a master page, so the body tag doesn't exist in the aspx anymore. How do I go about registering the startClock function to run when the page is hit and still have it use a masterpage?

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Accessing ArrayList in Javascript - ASP.Net MVC2

- by Shrikant

Hi I have ArrayList in my Model and want to iterate through it in my javascript. I am using following code but its giving me error : CS0103: The name 'i' does not exist in the current context for(var i=0; i <= <%=Model.KeyList.Count%>; i++) { alert('<%=Model.KeyList[i]%>'); } How to get rid of this. its urgent...Please.

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Using javascript to print images

- by andrew

Hi all, I would like to know if it's possible to use javascript to open a popup window containing an image, and at the same time have the print dialog show. Once someone clicks on print, the popup closes. Is this easily attainable?

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Confusing Javascript class declaration

- by clutch

I have some third-party Javascript that has statements like this: FOO = function() { ...functions() ... return { hash } }(); It is working as designed but I'm confused by it. Can anybody define what this structure is doing? Is it just a weird way to create a class?

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Javascript digital signatures

- by user294516

To create a digital signature with the client certificate in javascript, there was a function: crypto.signtext() that doesn't work anymore What is the easiest way to do this now?

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javascript replace i into I

- by Eric Sim

I need a javascript to replace i into I. This should apply to cases such as i'm good. So am i. He though i love him. The standard ThisContent = ThisContent.replace("i", "I"); doesn't work because it replaces every i. I also thought of ThisContent = ThisContent.replace(" i ", " I "); but it doesn't work for the first and second case. Any idea?

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How to get input text length and validate user in javascript

- by Crazy boy

I want to valid if user has entered username and password at the time of creating an account is safe or not based on its length(for my case five) on the right side of input field by showing that in different color i.e. for shorter in red, otherwise in green. How can I do that with javascript?

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javascript search and replace prefix zero

- by Bharanikumar

Hi , i have few numbers like 0011,0101,0123,1234,5245,0052,3265,0047,0124 How replace prefix zero only, like no number should start with zero , exactly like 0011 should be 11 , 0101 should be 101 , 0123 should be 123 How to do this ? Is ther any javascript function there , Thanks

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Looking for jquery/javascript image rotator controlled by XML file

- by Carl

I'm trying to find something like this: http://coffeescripter.com/code/ad-gallery/ that is controlled by an xml file that can simply contain the image location, thumbnail location and the text for title/description. Has to be pure jquery or javascript though - no flash based stuff. I've found loads of great components but can't find one that is controlled by XML. Anyone happen to have seen one around anywhere please?

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JavaScript Trigger window.open When a User Clicks Anywhere on Page

- by Joe Hammonds

I have a problem that I have been trying to figure out and haven't been able to get past it because Chrome/FireFox/IE do not publicly publish their "rules" for pop up blocking when it comes to JavaScript, Flash, etc. I am trying to trigger a window.open() when a user clicks anywhere on page. I've tried this: document.onclick = window.open("http://msn.com"); But all 3 browsers are blocking the popup, even though it is a user interaction.

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Javascript HERE-doc or other large-quoting mechanism?

- by Evan Carroll

Is here a convenient way to quote a large block of HTML that has both single and double quotes in JavaScript? Is there anything like a HERE-doc <<EOF, a multi-quote character """, or custom delimiters q{}? Any creative or inventive solutions to this problem?

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change color of a word in div value using javascript

- by San82moon

Hi, I have a <div id="one">this is a sentence</div> I have a textbox for userinput, if the user types a word which matches any word in div, eg: if user types "this", which is also there in div value, the background color of "this" should be changed, using Javascript Thanks Sunny.

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Reading server-side XML with JavaScript and jQuery

- by Nick Lowman

Hello, this is quite a simple question hopefully. Our client currently has a Flash banner ad on their site which they can change the text size, colour, position etc. by editing an XML file. They want to scrap flash and use JavaScript and jQuery. Now, as long as the XML file is at a readable URL I should be able make an AJAX request for the file and use it. Is that correct? Many thanks

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Clear a kml that was added to google earth using javascript

- by Bill

I have added a kml to google earth by use of button with javascript. How can I delete that kml or clear all kml's by use of another button? thanks

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SOA, unobtrusive JavaScript

- by csetzkorn

Hi, Let us say I have a restful web service which can deal with DTOs in json format to perform a CRUD operation. Let us also say I use jquery in an unobtrusive way to serialise my form at the frontend using: JSON.stringify What can I do to ensure that everything works even if JavaScript is switched off? Thanks. Best wishes, Christian

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How do I create an array in javascript whose index starts from 1

- by detj

By default index of every javascript array starts from 0. I want to create an array whose index starts from 1. I know, must be very trivial...thnx for ur help

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How can i use html tags in javascript

- by Chandrasekhar

Hi, I wrote an ajax program.when i am getting response, at that time i will display that content in my web page using html tags. So how can I use html tags in javascript?

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Javascript: displaying tooltip when mouse is hovered a certain word in a textarea

- by user68759

So I have a textarea containing text. I want to be able to display a tooltip when my mouse is hovered a certain word inside the textarea. Is this possible at all? I would prefer to see a solution that doesn't use any third party javascript libraries. Thanks!

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Javascript to make input field in edit mode(insert mode)

- by user234194

How is it possible to make a input field editable in javascript. I mean onFocus putting it in insert mode so that values can be overwritten. Any suggestions ???

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- by John

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