javascript Programming Glossary: presence

http://stackoverflow.com/questions/10526995/can-a-site-invoke-a-browser-extension

and web sites that want to use my extension can detect its presence and if it is present the website can call my API methods like..

How to overload functions in javascript?

http://stackoverflow.com/questions/10855908/how-to-overload-functions-in-javascript

to what arguments were passed to it by checking the type presence or quantity of arguments. jQuery does this all the time. You.. different techniques you can use You can check for the presence of any given argument by checking to see if the declared argument..

After calling chrome.tabs.query, the results are not available

http://stackoverflow.com/questions/11688171/after-calling-chrome-tabs-query-the-results-are-not-available

3. rope receivedRope 4. 5. grab rope At line 1 the presence of a rope is announced. At lines 2 4 a callback function is..

Javascript: Determine whether an array contains a value

http://stackoverflow.com/questions/1181575/javascript-determine-whether-an-array-contains-a-value

indexOf.call myArray needle 1 The function will detect the presence of a native indexOf method once then overwrite itself with either..

SyntaxError: Unexpected token ILLEGAL

http://stackoverflow.com/questions/12719859/syntaxerror-unexpected-token-illegal

next line. However if you are unaware of the character's presence on your markup it may become a problem. If you have it inside..

Can I use multiple versions of jQuery on the same page?

http://stackoverflow.com/questions/1566595/can-i-use-multiple-versions-of-jquery-on-the-same-page

the customer's page Ideally maybe we could check for the presence of jQuery detect the version and if it's too old then somehow..

How to determine presence of HTML5 drag'n'drop file upload API (like the one from FF3.6)

http://stackoverflow.com/questions/2311887/how-to-determine-presence-of-html5-dragndrop-file-upload-api-like-the-one-fro

to determine presence of HTML5 drag'n'drop file upload API like the one from FF3.6..

Detecting presence of a scroll bar in a DIV using jQuery?

http://stackoverflow.com/questions/2647761/detecting-presence-of-a-scroll-bar-in-a-div-using-jquery

presence of a scroll bar in a DIV using jQuery I want to detect the.. a scroll bar in a DIV using jQuery I want to detect the presence of a scroll bar in a DIV using jQuery. I was thinking to use..

Legitimate uses of the Function constructor

http://stackoverflow.com/questions/3026089/legitimate-uses-of-the-function-constructor

modes. Strict mode however introduces few restrictions on presence of identifiers such as eval and arguments You can't have declare..

Javascript that detects Firebug?

http://stackoverflow.com/questions/398111/javascript-that-detects-firebug

remove window.console.firebug . You can still detect the presence of Firebug by duck typing like if window.console window.console.firebug..

falsey values in javascript

http://stackoverflow.com/questions/3982663/falsey-values-in-javascript

falsey values you have to be aware of is when checking the presence of a certain property. Suppose you want to test for the availability..

JavaScript check if variable exists (is defined/initialized) - Which method is better?

http://stackoverflow.com/questions/5113374/javascript-check-if-variable-exists-is-defined-initialized-which-method-is-b

null or undefined making it a good general test for the presence of an argument or property of an object. The other checks are..

Get pixel color from canvas, on mouseover

http://stackoverflow.com/questions/6735470/get-pixel-color-from-canvas-on-mouseover

6 '#status' .html coord br hex The code above assumes the presence of jQuery and the following utility functions function findPos..

How can I detect a Scrollbar presence ( using Javascript ) in HTML iFrame?

http://stackoverflow.com/questions/681087/how-can-i-detect-a-scrollbar-presence-using-javascript-in-html-iframe

can I detect a Scrollbar presence using Javascript in HTML iFrame How can I detect a Scrollbar.. Javascript in HTML iFrame How can I detect a Scrollbar presence using Javascript in HTML iFrame I have already tried var vHeight.. didn't find anything. Is is possible to detect a scrollbar presence in a iframe in javacscript The iframe content comes from the..

Event when element added to page

http://stackoverflow.com/questions/7434685/event-when-element-added-to-page

use setTimeout to continually search for the element's presence and add my action if the element is there. javascript jquery..

Can a website know if I am running a userscript?

http://stackoverflow.com/questions/8548141/can-a-website-know-if-i-am-running-a-userscript

this question Yes in theory a site can deduce the presence of scripts in various situations. This is not foolproof and..