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javascript Programming Glossary: performanceObject comparison in JavaScript [duplicate] http://stackoverflow.com/questions/1068834/object-comparison-in-javascript of another. todo cache the structure of arguments 0 for performance for p in y if y.hasOwnProperty p x.hasOwnProperty p return..
Href attribute for JavaScript links: “#” or “javascript:void(0)”? http://stackoverflow.com/questions/134845/href-attribute-for-javascript-links-or-javascriptvoid0 0 onclick myJsFunc Run JavaScript Code a javascript html performance optimization href share improve this question I use javascript..
jQuery Mobile: Markup Enhancement of dynamically added content http://stackoverflow.com/questions/14550396/jquery-mobile-markup-enhancement-of-dynamically-added-content affects new nodes appended to a list. This is done for performance reasons. One of a listview high points is a filtering functionality...
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 a more elegant way to do it not to mention without the performance and complexity penalties of extra iframe s . Thanks in advance..
When is JavaScript's eval() not evil? http://stackoverflow.com/questions/197769/when-is-javascripts-eval-not-evil two big risks the reason why eval is considered evil are performance and code injection. Performance eval runs the interpreter compiler... language which means that calling eval is not a big performance hit in the general case but see my specific remarks below ... code injection is a pretty minor risk I believe. As for performance you'll have to weight that against ease of coding. It is my..
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 0 inside of an if statement. Is there a performance benefit to replacing with Any performance improvement would.. Is there a performance benefit to replacing with Any performance improvement would probably be welcomed as there are hundreds.. place there would be a small probably extremely small performance gain over javascript operators equality equality operator identity..
How to parse JSON in JavaScript http://stackoverflow.com/questions/4935632/how-to-parse-json-in-javascript are also performed by JSON.parse so for the best all round performance I'd recommend using it like so var json ' result true count..
How do I trim a string in JavaScript? http://stackoverflow.com/questions/498970/how-do-i-trim-a-string-in-javascript available on the Prototype Object overriding it is a huge performance hit . This is generally recommended when extending Native Objects..
Graph visualization code in JavaScript? http://stackoverflow.com/questions/7034/graph-visualization-code-in-javascript nodes maybe ten at the very upper end so my guess is that performance isn't going to be a big deal. Ideally I'd like to be able to..
Why is using the JavaScript eval function a bad idea? http://stackoverflow.com/questions/86513/why-is-using-the-javascript-eval-function-a-bad-idea generate code so what are the caveats javascript performance security eval share improve this question Improper use of..
How to include a JavaScript file in another JavaScript file? http://stackoverflow.com/questions/950087/how-to-include-a-javascript-file-in-another-javascript-file because they load everything asynchronously to improve performance. It means that if you use these tricks directly you won't be..
http://stackoverflow.com/questions/9682092/databinding-in-angularjs on change which is rendering the UI. This is very bad for performance. What you want is to update the UI only once at the end. The.. that no other code runs while it is doing so. What about performance So it may seem that we are slow since dirty checking is inefficient... because it is consistent. As long as they get 50 fps any performance over that is a waste since the human eye can not appreciate..
Performance difference between jQuery's .live('click', fn) and .click(fn) http://stackoverflow.com/questions/1368223/performance-difference-between-jquerys-liveclick-fn-and-clickfn difference between jQuery's .live 'click' fn and .click fn ..
Storing Image Data for offline web application (client-side storage database) http://stackoverflow.com/questions/14113278/storing-image-data-for-offline-web-application-client-side-storage-database much like JQUERY .ajax https github.com p m p xhr2 lib Performance for 100MB downloads IE10 4s Chrome 6s FireFox 7s . I could not..
Javascript memory profiler for Firefox http://stackoverflow.com/questions/171565/javascript-memory-profiler-for-firefox performance tools.html and https wiki.mozilla.org Performance Leak_Tools There's also this guy saying to avoid large arrays..
What is the best way to do loops in JavaScript http://stackoverflow.com/questions/193547/what-is-the-best-way-to-do-loops-in-javascript question I've started using iterators where relevant. Performance is reasonable however more importantly it allows you to encapsulate..
Where to place Javascript in a HTML file? http://stackoverflow.com/questions/196702/where-to-place-javascript-in-a-html-file share improve this question The Yahoo Exceptional Performance team recommend placing scripts at the bottom of your page because..
When is JavaScript's eval() not evil? http://stackoverflow.com/questions/197769/when-is-javascripts-eval-not-evil is considered evil are performance and code injection. Performance eval runs the interpreter compiler. If your code is compiled..
Performance of CSS Transitions vs. JS animation packages http://stackoverflow.com/questions/2999749/performance-of-css-transitions-vs-js-animation-packages of CSS Transitions vs. JS animation packages I'm wondering..
Javascript Try-Catch Performance Vs. Error Checking Code http://stackoverflow.com/questions/3217294/javascript-try-catch-performance-vs-error-checking-code Try Catch Performance Vs. Error Checking Code Would it be faster to just put code..
Is “Put Scripts at the Bottom” Correct? [closed] http://stackoverflow.com/questions/383045/is-put-scripts-at-the-bottom-correct Correct closed In the Best Practices to improve web site Performance http developer.yahoo.com performance rules.html Steve Souders..
Is JavaScript 's “new” Keyword Considered Harmful? [closed] http://stackoverflow.com/questions/383402/is-javascript-s-new-keyword-considered-harmful and only available cross platform means of using it. Performance. This is a side effect of #1 if I want to add 10 methods to..
Performance of moving image on web page via CSS vs HTML5 Canvas http://stackoverflow.com/questions/4842872/performance-of-moving-image-on-web-page-via-css-vs-html5-canvas of moving image on web page via CSS vs HTML5 Canvas I have..
Javascript, NodeJS: is Array.forEach asynchronous? http://stackoverflow.com/questions/5050265/javascript-nodejs-is-array-foreach-asynchronous would be non blocking then. The example is taken from High Performance JavaScript . Another option might be web workers . share improve..
http://stackoverflow.com/questions/505416/how-do-i-combine-webresource-axd-and-scriptresource-axd-files-so-as-to-result-in
Fastest way to check a string contain another substring in Javascript? http://stackoverflow.com/questions/5296268/fastest-way-to-check-a-string-contain-another-substring-in-javascript expressions seem to be faster at least in Chrome 10 . Performance test short haystack Performance test long haystack Update It.. at least in Chrome 10 . Performance test short haystack Performance test long haystack Update It cannot be said with certainty which..
In jQuery, is selecting by class or id faster than selecting by some other attribute? http://stackoverflow.com/questions/6460644/in-jquery-is-selecting-by-class-or-id-faster-than-selecting-by-some-other-attri return diff script head body h1 jQuery Selector Performance Context vs No Context h1 h2 .someclass h2 span id withoutcontext..
Disable Interpolation when Scaling a <canvas> http://stackoverflow.com/questions/7615009/disable-interpolation-when-scaling-a-canvas not essential Webkit based browsers are my main target. Performance is very important. This question is most similar but does not..
HTML5 Canvas Performance and Optimization Tips, Tricks and Coding Best Practices http://stackoverflow.com/questions/8205828/html5-canvas-performance-and-optimization-tips-tricks-and-coding-best-practices Canvas Performance and Optimization Tips Tricks and Coding Best Practices DO YOU..
What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8) http://stackoverflow.com/questions/8423493/what-is-the-performance-of-objects-arrays-in-javascript-specifically-for-googl Objects Arrays in JavaScript specifically for Google V8 Performance associated with Arrays and Objects in JavaScript especially..
How to highlight text using javascript http://stackoverflow.com/questions/8644428/how-to-highlight-text-using-javascript and click highlight this should highlight the word fox . Performance wise I think this would do for small text and a single repetition..
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