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javascript Programming Glossary: casesHref attribute for JavaScript links: “#” or “javascript:void(0)”? http://stackoverflow.com/questions/134845/href-attribute-for-javascript-links-or-javascriptvoid0 in the called function. A third reason is that there are cases where the onclick event property is assigned dynamically. I..
Why does jQuery or a DOM method such as `getElementById` not find the element? http://stackoverflow.com/questions/14028959/why-does-jquery-or-a-dom-method-such-as-getelementbyid-not-find-the-element to the load MDN or DOMContentLoaded MDN events. In these cases it does not matter where in the document you place the JavaScript..
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 they eventually get it working The problem is that in most cases that jQuery plugin could be rewritten in AngularJS in a fraction.. and a skosh verbose to represent more complicated cases that are solved in exactly the same way. .directive 'myDirective'.. This directive can be rewritten even for very complicated cases much more simply like so .directive 'myDirective' function return..
How can I merge properties of two JavaScript objects dynamically? http://stackoverflow.com/questions/171251/how-can-i-merge-properties-of-two-javascript-objects-dynamically like hasOwnProperty but that code will work for 99 of cases. Example function Overwrites obj1's values with obj2's and adds..
Validate numbers in JavaScript - IsNumeric() http://stackoverflow.com/questions/18082/validate-numbers-in-javascript-isnumeric Solution should be clean and simple. Cross platform. Test cases 01. IsNumeric ' 1' true 02. IsNumeric ' 1.5' true 03. IsNumeric.. answer is pretty close but it will fail in the following cases Whitespace strings IsNumeric ' ' true IsNumeric ' t t' true..
Change an element's CSS class with JavaScript http://stackoverflow.com/questions/195951/change-an-elements-css-class-with-javascript common tasks as well as benefit from fixed bugs and edge cases that you might not think of when writing your code. Whilst some..
Elements order in a “for (??in ??” loop http://stackoverflow.com/questions/280713/elements-order-in-a-for-in-loop were defined. Chrome does this as well except for a couple cases. ... This behavior is explicitly left undefined by the ECMAScript..
What are the rules for Javascript's automatic semicolon insertion (ASI)? http://stackoverflow.com/questions/2846283/what-are-the-rules-for-javascripts-automatic-semicolon-insertion-asi § 7.9.1 Rules of Automatic Semicolon Insertion Three cases are described When a token LineTerminator or is encountered..
http://stackoverflow.com/questions/3127429/javascript-this-keyword an execution context in one of only three different cases Initial global execution context This is the case for JavaScript.. to the object obj in the example §13.2.1 . In most other cases ThisBinding is set to the global object §10.4.3 . The reason.. object §10.4.3 . The reason for writing in most other cases is because there are eight ECMAScript 5 built in functions that..
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 and may return a different result than . In all other cases performance will be the same. To quote Douglas Crockford's excellent.. and unmemorable. These are some of the interesting cases '' '0' false 0 '' true 0 '0' true false 'false' false false..
How to replace plain URLs with links? http://stackoverflow.com/questions/37684/how-to-replace-plain-urls-with-links The regular expression above probably misses a lot of edge cases. See the Jeff Atwood's blog post The Problem With URLs for a..
http://stackoverflow.com/questions/5874652/prop-vs-attr usually want prop rather than attr . In the majority of cases prop does what attr used to do. Replacing calls to attr with..
http://stackoverflow.com/questions/9682092/databinding-in-angularjs the time while change listeners have lots of weird corner cases and need things like dependency tracking to make it more semantically.. are proxies but they are not semantically correct in all cases and of course no proxies on old browsers. Bottom line is that..
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