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javascript Programming Glossary: you'reHref attribute for JavaScript links: “#” or “javascript:void(0)”? http://stackoverflow.com/questions/134845/href-attribute-for-javascript-links-or-javascriptvoid0 and I haven't found any examples of a downside. So if you're a lone developer then you can clearly make your own choice but..
Difference between using var and not using var in JavaScript http://stackoverflow.com/questions/1470488/difference-between-using-var-and-not-using-var-in-javascript do javascript keyword share improve this question If you're in the global scope then there's no difference. If you're in.. you're in the global scope then there's no difference. If you're in a function then var will create a local variable no var will.. from scope above creating a closure moo 3 Global If you're not doing an assignment then you need to use var var x Declare..
How do I “think in AngularJS” if I have a jQuery background? http://stackoverflow.com/questions/14994391/how-do-i-think-in-angularjs-if-i-have-a-jquery-background for models and controllers. This is really tempting when you're just starting out which is why I always recommend that new AngularJS.. . If you come from a server side language from Java to PHP you're probably familiar with this concept already but if you're a.. you're probably familiar with this concept already but if you're a client side guy coming from jQuery this concept can seem anything..
How can I obfuscate JavaScript? http://stackoverflow.com/questions/194397/how-can-i-obfuscate-javascript savings of obfuscation isn't always worth the trouble . If you're trying to protect your source maybe you'll decide that it's..
When is JavaScript's eval() not evil? http://stackoverflow.com/questions/197769/when-is-javascripts-eval-not-evil dangerous When you know what the danger is and when you're taking the appropriate precautions. To the point let's look.. problem. On to your specific case. From what I understand you're generating the strings yourself so assuming you're careful not.. you're generating the strings yourself so assuming you're careful not to allow a string like rm rf something important..
http://stackoverflow.com/questions/2067472/what-is-jsonp-all-about this question It's actually not too complicated... Say you're on domain abc.com and you want to make a request to domain xyz.com...
How do I select text nodes with jQuery? http://stackoverflow.com/questions/298750/how-do-i-select-text-nodes-with-jquery function return this.nodeType 3 getTextNodesIn el Note If you're using jQuery 1.7 or earlier the code above will not work. To..
Does it matter which equals operator (== vs ===) I use in JavaScript comparisons? http://stackoverflow.com/questions/359494/does-it-matter-which-equals-operator-vs-i-use-in-javascript-comparisons false . Which one is correct That really depends on what you're trying to compare. My advice is to bypass the question entirely..
XmlHttpRequest error: Origin null is not allowed by Access-Control-Allow-Origin http://stackoverflow.com/questions/3595515/xmlhttprequest-error-origin-null-is-not-allowed-by-access-control-allow-origin people here are the simple troubleshooting instructions If you're trying to use JSONP make sure one of the following is the case.. You're using .getJSON and included callback in the URL. If you're trying to do a cross domain XMLHttpRequest via CORS... Make.. to do a cross domain XMLHttpRequest via CORS... Make sure you're testing via http . Scripts running via file have limited support..
How to parse JSON in JavaScript http://stackoverflow.com/questions/4935632/how-to-parse-json-in-javascript implement it using json2.js . As noted in the comments if you're already using jQuery there is a .parseJSON function that maps..
http://stackoverflow.com/questions/5874652/prop-vs-attr properties and attributes. This is a good thing. If you're a jQuery developer and are confused by this whole business about..
How to call a JavaScript function from PHP? http://stackoverflow.com/questions/1045845/how-to-call-a-javascript-function-from-php that. First of all stop writing AJAX requests by hand. You're only making it hard on yourself. Get jQuery or one of the other..
Memory leak risk in JavaScript closures http://stackoverflow.com/questions/11186750/memory-leak-risk-in-javascript-closures a problem that MS has addressed and continues to address. You're going to make some level of closures that was the case even..
Backbone.js Empty Array Attribute http://stackoverflow.com/questions/11459244/backbone-js-empty-array-attribute there is often asynchronous behavior that can trip you up. You're expecting console.log x to behave like this You call console.log..
http://stackoverflow.com/questions/1946165/json-find-in-javascript javascript json search share improve this question You're not searching through JSON you're searching through an array..
Is there a more accurate way to create a Javascript timer than setTimeout? http://stackoverflow.com/questions/196027/is-there-a-more-accurate-way-to-create-a-javascript-timer-than-settimeout to an external API or is this a lost cause No and no. You're not going to get anything close to a perfectly accurate timer..
Access a JavaScript variable from PHP http://stackoverflow.com/questions/2338942/access-a-javascript-variable-from-php and JavaScript is executed on the client on the browser . You're doing a _GET which is used to retrieve form values The built..
Uncaught Error: SECURITY_ERR: DOM Exception 18 when I try to set a cookie http://stackoverflow.com/questions/2704929/uncaught-error-security-err-dom-exception-18-when-i-try-to-set-a-cookie jquery html domexception share improve this question You're most likely using this on a local file over the file URI scheme..
Prevent double submission of forms in jQuery http://stackoverflow.com/questions/2830542/prevent-double-submission-of-forms-in-jquery problem is this line 'input' .attr 'disabled' 'disabled' You're disabling ALL the inputs including I'd guess the ones whose..
How to output integers with leading zeros in JavaScript [duplicate] http://stackoverflow.com/questions/2998784/how-to-output-integers-with-leading-zeros-in-javascript number formatting share improve this question You're asking for zero padding Not really rounding. You'll have to..
http://stackoverflow.com/questions/325085/when-to-prefer-json-over-xml JSON when any of these is true You need message validation You're using XSLT Your messages include a lot of marked up text You.. be validated or validating their deserialization is simple You're not transforming messages or transforming their deserialization..
http://stackoverflow.com/questions/3420004/access-parent-url-from-iframe wrong javascript iframe share improve this question You're correct. Subdomains are still considered separate domains when..
XmlHttpRequest error: Origin null is not allowed by Access-Control-Allow-Origin http://stackoverflow.com/questions/3595515/xmlhttprequest-error-origin-null-is-not-allowed-by-access-control-allow-origin to use JSONP make sure one of the following is the case You're using .get and set dataType to jsonp . You're using .getJSON.. is the case You're using .get and set dataType to jsonp . You're using .getJSON and included callback in the URL. If you're trying..
What does this “(function(){});”, a function inside brackets, mean in javascript? [duplicate] http://stackoverflow.com/questions/4043647/what-does-this-function-a-function-inside-brackets-mean-in-javascript libraries. javascript share improve this question You're immediately calling an anonymus function with a specific parameter...
Why is using onClick() in HTML a bad practice? http://stackoverflow.com/questions/5871640/why-is-using-onclick-in-html-a-bad-practice link a javascript html share improve this question You're probably talking about unobtrusive Javascript which would look..
How to check IF user has ALREADY liked the facebook page? http://stackoverflow.com/questions/7397724/how-to-check-if-user-has-already-liked-the-facebook-page AND they already like the page I want it to display You're already a fan and show the content. rather than displaying the.. and they click the like button I want it to display You're already a fan and show the content. rather than displaying the..
Using jQuery to test if an input has focus http://stackoverflow.com/questions/967096/using-jquery-to-test-if-an-input-has-focus out all elements except form controls and hyperlinks. You're defining a new selector. See Plugins Authoring . Then you can..
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