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2014/10/16 ¤W¤È 12:06:58
jquery Programming Glossary: reduceWhy define anonymous function and pass it jQuery as the argument? http://stackoverflow.com/questions/10371539/why-define-anonymous-function-and-pass-it-jquery-as-the-argument provide local scoping to the global variable. This helps reduce the amount of overhead of looking up the variable and allows..
Why is gridview:true used for and what does it mean? http://stackoverflow.com/questions/12513004/why-is-gridviewtrue-used-for-and-what-does-it-mean of web browser the the described above case will be to reduce the number of changes on the page. So is you need to change..
JQuery setting the selected attribute on a select list http://stackoverflow.com/questions/1311287/jquery-setting-the-selected-attribute-on-a-select-list the value attribute of the options you can significantly reduce the code necessary to do this option B option to option value..
Optimized Algorithm to compare Templates of two URLs http://stackoverflow.com/questions/15718235/optimized-algorithm-to-compare-templates-of-two-urls traversal of the tree so O n . Generally if you want to reduce computation you will have to store more data in the memory...
javascript - How to make this code work? [duplicate] http://stackoverflow.com/questions/16472577/javascript-how-to-make-this-code-work function box2 references DOM element is kept in memory to reduce DOM querying box2.text link myArray i .link instead of new_info..
How to tell if browser/tab is active [duplicate] http://stackoverflow.com/questions/1760250/how-to-tell-if-browser-tab-is-active e var prevType this .data prevType if prevType e.type reduce double fire issues switch e.type case blur do work break..
Using window.name as a local data cache in web browsers http://stackoverflow.com/questions/2035075/using-window-name-as-a-local-data-cache-in-web-browsers this it seems like it might actually fit my needs and reduce traffic. I am curious to see if anyone has implemented this..
Can I load external stylesheets on request? http://stackoverflow.com/questions/2126238/can-i-load-external-stylesheets-on-request and CSS files onload unless requested by the user. Why To reduce page weight I can understand the desire but you should measure.. the added complexity of loading on demand and the slightly reduced responsiveness of the lightbox because when loading on demand..
What is the simplest jQuery way to have a 'position:fixed' (always at top) div? http://stackoverflow.com/questions/257250/what-is-the-simplest-jquery-way-to-have-a-positionfixed-always-at-top-div
jQuery .animate() forces style “overflow:hidden” http://stackoverflow.com/questions/3363035/jquery-animate-forces-style-overflowhidden element whilst it is being animated. For instance if you reduce an element's width its contents might try to elongate and fall..
Server polling with JavaScript http://stackoverflow.com/questions/3583203/server-polling-with-javascript You can also consider long polling instead of the above to reduce the latency without increasing the frequency of the polls. Quoting.. is a technique that optimizes traditional polling to reduce latency. Traditional polling sends an XMLHttpRequest to the..
jqGrid data stored in browser cache? http://stackoverflow.com/questions/3885658/jqgrid-data-stored-in-browser-cache data locally for example because of security reason or to reduce filling of the local cache with the information which will never..
jqGrid does not populate with data http://stackoverflow.com/questions/3912008/jqgrid-does-not-populate-with-data current JSON data has a lot of data with null value. To reduce the size of empty data send from the server consider to use..
JQGrid - Cannot call ASP.NET WebMethod but can with Ajax http://stackoverflow.com/questions/5160045/jqgrid-cannot-call-asp-net-webmethod-but-can-with-ajax grid has many checkbox columns the usage of 1 0 format can reduce the size of transfered data. The repeatitems false option means.. which are constants in every row. So if you want to reduce the size of transfered data and you can make changes on the..
Where do you include the jQuery library from? Google JSAPI? CDN? http://stackoverflow.com/questions/547384/where-do-you-include-the-jquery-library-from-google-jsapi-cdn script UPDATE 9 8 2010 Some suggestions have been made to reduce the complexity of the code by removing the HTTP and HTTPS and..
when do you need to use $(document).ready()? http://stackoverflow.com/questions/6005789/when-do-you-need-to-use-document-ready i'm wondering whether document .ready is merely there to reduce the thinking involved in writing javascript code that runs during..
Why doesn't jQuery use requestAnimationFrame? http://stackoverflow.com/questions/7999680/why-doesnt-jquery-use-requestanimationframe problems were that animations didn't run browsers try to reduce CPU load when window didn't have focus which is OK if the window..
JQuery - Storing ajax response into global variable http://stackoverflow.com/questions/905298/jquery-storing-ajax-response-into-global-variable no way around it except to store it. Memory paging should reduce potential issues there. I would suggest instead of using a global..
Why define anonymous function and pass it jQuery as the argument? http://stackoverflow.com/questions/10371539/why-define-anonymous-function-and-pass-it-jquery-as-the-argument The purpose of passing jQuery in to the parenthesis is to provide local scoping to the global variable. This helps reduce the amount of overhead of looking up the variable and allows better compression optimization for minifiers in some cases...
Why is gridview:true used for and what does it mean? http://stackoverflow.com/questions/12513004/why-is-gridviewtrue-used-for-and-what-does-it-mean video about the subject. The main idea to improve performance of web browser the the described above case will be to reduce the number of changes on the page. So is you need to change 5 styles of one DOM elements you should do this in one operation...
JQuery setting the selected attribute on a select list http://stackoverflow.com/questions/1311287/jquery-setting-the-selected-attribute-on-a-select-list If you don't mind modifying your HTML a little to include the value attribute of the options you can significantly reduce the code necessary to do this option B option to option value B B option This will be helpful when you want to do something..
Optimized Algorithm to compare Templates of two URLs http://stackoverflow.com/questions/15718235/optimized-algorithm-to-compare-templates-of-two-urls class name All these pre computations can be performed in one traversal of the tree so O n . Generally if you want to reduce computation you will have to store more data in the memory. Since DOM page are very small data this is no problem in your..
javascript - How to make this code work? [duplicate] http://stackoverflow.com/questions/16472577/javascript-how-to-make-this-code-work .click function new_info new_info is closure var now return function box2 references DOM element is kept in memory to reduce DOM querying box2.text link myArray i .link instead of new_info just pass value here return list return string assign..
How to tell if browser/tab is active [duplicate] http://stackoverflow.com/questions/1760250/how-to-tell-if-browser-tab-is-active stay within jQuery ease of use window .on blur focus function e var prevType this .data prevType if prevType e.type reduce double fire issues switch e.type case blur do work break case focus do work break this .data prevType e.type share..
Using window.name as a local data cache in web browsers http://stackoverflow.com/questions/2035075/using-window-name-as-a-local-data-cache-in-web-browsers now I am sending it down with the page and when I read about this it seems like it might actually fit my needs and reduce traffic. I am curious to see if anyone has implemented this and what advice you could possibly give. Pitfalls Recommendations..
Can I load external stylesheets on request? http://stackoverflow.com/questions/2126238/can-i-load-external-stylesheets-on-request part of your premise I want to avoid loading lightbox JS and CSS files onload unless requested by the user. Why To reduce page weight I can understand the desire but you should measure the size of your CSS and JS files after minification and.. in there and without to see whether the reduction is worth the added complexity of loading on demand and the slightly reduced responsiveness of the lightbox because when loading on demand the lightbox will have to wait for its own CSS and JS to..
What is the simplest jQuery way to have a 'position:fixed' (always at top) div? http://stackoverflow.com/questions/257250/what-is-the-simplest-jquery-way-to-have-a-positionfixed-always-at-top-div
jQuery .animate() forces style “overflow:hidden” http://stackoverflow.com/questions/3363035/jquery-animate-forces-style-overflowhidden within the one being animated will be contained within the element whilst it is being animated. For instance if you reduce an element's width its contents might try to elongate and fall out the bottom. This is explained in the source code above..
Server polling with JavaScript http://stackoverflow.com/questions/3583203/server-polling-with-javascript respond with instructions to the browser in near real time. You can also consider long polling instead of the above to reduce the latency without increasing the frequency of the polls. Quoting Comet Daily The Long Polling Technique The long polling.. Daily The Long Polling Technique The long polling Comet technique is a technique that optimizes traditional polling to reduce latency. Traditional polling sends an XMLHttpRequest to the server in fixed intervals. For example open a new XMLHttpRequest..
jqGrid data stored in browser cache? http://stackoverflow.com/questions/3885658/jqgrid-data-stored-in-browser-cache to do nothing . If you want additionally deny saving the data locally for example because of security reason or to reduce filling of the local cache with the information which will never used you can include no store directive in the HTTP header..
jqGrid does not populate with data http://stackoverflow.com/questions/3912008/jqgrid-does-not-populate-with-data at least some small changes in both data and the jqGrid. The current JSON data has a lot of data with null value. To reduce the size of empty data send from the server consider to use EmitDefaultValue attribute. Moreover I find strange that you..
JQGrid - Cannot call ASP.NET WebMethod but can with Ajax http://stackoverflow.com/questions/5160045/jqgrid-cannot-call-asp-net-webmethod-but-can-with-ajax edittype 'checkbox' setting. How you can understand if the grid has many checkbox columns the usage of 1 0 format can reduce the size of transfered data. The repeatitems false option means that jqGrid should scan JSON data for the first object style.. compacter because you will not transfer the name of properties which are constants in every row. So if you want to reduce the size of transfered data and you can make changes on the server side I would recommend you to use array style repeatitems..
Where do you include the jQuery library from? Google JSAPI? CDN? http://stackoverflow.com/questions/547384/where-do-you-include-the-jquery-library-from-google-jsapi-cdn 1.2.6 jquery.min.js' type 'text javascript' script .join '' script UPDATE 9 8 2010 Some suggestions have been made to reduce the complexity of the code by removing the HTTP and HTTPS and simply use the following syntax script type text javascript..
when do you need to use $(document).ready()? http://stackoverflow.com/questions/6005789/when-do-you-need-to-use-document-ready javascript '#myID' .initializeElement script So at this point i'm wondering whether document .ready is merely there to reduce the thinking involved in writing javascript code that runs during page load. In the case of using document .ready there..
Why doesn't jQuery use requestAnimationFrame? http://stackoverflow.com/questions/7999680/why-doesnt-jquery-use-requestanimationframe using requestionAnimationFrame after some time. To summarize problems were that animations didn't run browsers try to reduce CPU load when window didn't have focus which is OK if the window is hidden but not if it is visible just out of the focus...
JQuery - Storing ajax response into global variable http://stackoverflow.com/questions/905298/jquery-storing-ajax-response-into-global-variable xml ajax response share improve this question There's no way around it except to store it. Memory paging should reduce potential issues there. I would suggest instead of using a global variable called 'xml' do something more like this var..
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