{"id":4990,"date":"2014-03-30T17:35:39","date_gmt":"2014-03-30T17:35:39","guid":{"rendered":"https:\/\/unknownerror.org\/index.php\/2014\/03\/30\/problem-about-elements-collection-of-common-programming-errors\/"},"modified":"2014-03-30T17:35:39","modified_gmt":"2014-03-30T17:35:39","slug":"problem-about-elements-collection-of-common-programming-errors","status":"publish","type":"post","link":"https:\/\/unknownerror.org\/index.php\/2014\/03\/30\/problem-about-elements-collection-of-common-programming-errors\/","title":{"rendered":"problem about elements-Collection of common programming errors"},"content":{"rendered":"<ul>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/c779540813165c1d08b69bcc97dcbc97?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nMorgan Soren<br \/>\nasp.net-mvc-3 cookies razor hide elements<br \/>\nok so im having a hard time hiding some layout sections (divs in my layout page and im using mvc3). I have this js fragment which is basically the main logic: $(&#8216;.contentExpand&#8217;).bind(&#8216;click&#8217;, function () {$.cookie(&#8216;right_container_visible&#8217;, &#8220;false&#8221;);});\/\/Cookies Functions========================================================\/\/Cookie for showing the right containerif ($.cookie(&#8216;right_container_visible&#8217;) === &#8216;false&#8217;) {if ($(&#8216;#RightContainer:visible&#8217;)) {$(&#8216;#RightContainer&#8217;).hide();}$.cookie(&#8216;rig<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/d5a70edf8706b3dc9b0f8ebc32460211?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\ndreamer<br \/>\nc range elements<br \/>\nGiven an array of size n. It contains numbers in the range 1 to n. Each number is present at least once except for 2 numbers. Find the missing numbers. eg. an array of size 5 elements are suppose 3,1,4,4,3one approach is static int k; for(i=1;i&lt;=n;i++) {for(j=0;j&lt;n;j++){if(i==a[j])break;}if(j==n){k++;printf(&#8220;missing element is&#8221;, a[j]);}if(k==2)break;}another solution can be.. for(i=0;i<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/808ba667d45cea35164ec83de49b0de8?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nJust Kidding<br \/>\nvb.net arrays resize elements<br \/>\nLets say I want to create an array with 20 elements all set to a default value (let&#8217;s say, 0)But later, during runtime, I might want to resize the array. I might make it larger, to support 30 elements. The 10 new elements will have the default value of 0.Or I might want to make my array smaller, to just 5. So I delete the complete the existence of the last 15 elements of the array.Thanks.<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/aac93ecca01044d0ff93aa8e8ce16eda?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nJean<br \/>\narrays perl push elements<br \/>\nIs there a shorthand way by which I can push n identical elements to an array ?Can I do this in just one line ?push(@mode_z00,&#8221;lib_drx&#8221;); push(@mode_z00,&#8221;lib_drx&#8221;); push(@mode_z00,&#8221;lib_drx&#8221;); push(@mode_z00,&#8221;lib_drx&#8221;); push(@mode_z00,&#8221;lib_drx&#8221;);something like push(@mode_z00,5,&#8221;lib_drx&#8221;);<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/243ca59af79f85064c119866fb5b4eb6?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nalan2here<br \/>\nc++ pointers set elements stdvector<br \/>\nIn the below program a string is added to an empty store. Then the address of this store element is stored in the pointer &#8216;s1&#8217;. Then another string is added and this somehow causes the pointer to the original element to fail.#include &lt;iostream&gt; #include &lt;string&gt; #include &lt;vector&gt;class store2 {public:void add(std::string s) {words.push_back(s); last_added2 = &amp;words.at(words.size() &#8211; 1);}std::string* last_added() {return last_added2;}private:std::string* last_added2;std::vect<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/45f063887a9bdb3ada83b8913bd79bb1?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nNT_SYSTEM<br \/>\nc++ vector elements deque<br \/>\nI&#8217;m having trouble with the getFirst() functions , they&#8217;re supposed to return the first element of the deque \/ vector but instead they return fixed values like 45 or 69!For example: I Add(0xFB) &#8230; then try to printf(&#8220;%d&#8221;,p_MsgQueue-&gt;getFirst()) Output: 69 ????MessageQueue.h\/** Copyright (C) 2011 &#8211; 2012 Project Avalance** This program is free software; you can redistribute it and\/or modify* it under the terms of the GNU General Public License as published by* the Free Software Foundation; either<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/e08170c2edf37e641e569e9ddd10bb43?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nkris<br \/>\njquery input selectors elements<br \/>\nI have a form with dynamically created form elements.I need to get the value of each element, and send an ajax request to make sure the data is ok (the easy part). I can get each elements value easy enough, but the problem comes in with radio buttons. For example:&lt;input type = &#8216;radio&#8217; class = &#8216;form_element&#8217; value = &#8216;1&#8217;&gt; &lt;input type = &#8216;radio&#8217; class = &#8216;form_element&#8217; value = &#8216;1&#8217;&gt; &lt;input type = &#8216;radio&#8217; class = &#8216;form_element&#8217; value = &#8216;1&#8217;&gt;if i do something like&#8230;$(&#8216;.form_element&#8217;).e<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/17b90a35d0decbcf2bdee1f285add1b4?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nMRAISKY<br \/>\njavascript add elements<br \/>\nI am trying to populate a list of images dynamically using javascript. I have the following code, but it is not working. If you see any errors, or know of a better way of doing this, any help will be appreciated. code is as follows:&lt;html xmlns=&#8221;http:\/\/www.w3.org\/1999\/xhtml&#8221;&gt;&lt;head&gt; &lt;script type=&#8221;text\/javascript&#8221;&gt; function generateCarousel(baseval, num_images) {var list_node = document.getElementById(&#8220;carousel&#8221;);list_node.innerHtml(&#8221;); \/\/ clear the previous contentsfor (var i =<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/9cbc299f6b77114dd836e70c03962c9f?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nbuga<br \/>\njavascript jquery xml svg elements<br \/>\nI am trying to get a svg file using jquery\/javascript svg example:&lt;svg width=&#8221;111&#8243; height=&#8221;123&#8243; xmlns=&#8221;http:\/\/www.w3.org\/2000\/svg&#8221;&gt;&lt;g&gt;&lt;title&gt;Layer 1&lt;\/title&gt;&lt;rect fill=&#8221;#ffffff&#8221; stroke=&#8221;#000000&#8243; stroke-width=&#8221;3&#8243; x=&#8221;1.5&#8243; y=&#8221;1.5&#8243;width=&#8221;108.00001&#8243; height=&#8221;119.99999&#8243; id=&#8221;svg_1&#8243; rescale=&#8221;none&#8221; move=&#8221;Static&#8221;\/&gt;&lt;text text_pos=&#8221;midcenter&#8221; xml:space=&#8221;preserve&#8221; text-anchor=&#8221;middle&#8221; font-family=&#8221;Fantasy&#8221; font-size=&#8221;14&#8243; id=&#8221;Actor Role name&#8221; y=&#8221;68&#8243; x=&#8221;55&#8243; stroke-width=&#8221;0&#8243; strok<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/c410caa9bce7973299929ec09378ed31?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\neric.itzhak<br \/>\njavascript select add elements options<br \/>\ni am trying to create a select element with JS or even edit an existing one yet i seem to be missing something. this is done in Joomla if this matters.this is my code:var option = document.createElement(&#8220;option&#8221;); var select = document.createElement(&#8220;select&#8221;);select.setAttribute(&#8220;id&#8221;, &#8220;chooseCat&#8221;);for(int i=0;i&lt;LevelNames.Length;i++){option.innerHTML = LevelNames[i];option.setAttribute(&#8220;value&#8221;,LevelIds[i]);document.getElementById(&#8220;cat_chooser&#8221;).appendChild(option);document.getElementById(&#8220;cat<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/328e4d651b4e1c7a97bd86f3d7c84073?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nthecoshman<br \/>\njavascript forms elements<br \/>\nvar loc_name = document.forms[&#8216;create_&lt;?php echo(htmlspecialchars($window_ID)); ?&gt;&#8217;].elements[&#8216;location_name&#8217;]; alert(loc_name);This just gives me the message &#8216;undefined&#8217;where as&#8230;var loc_name = document.forms[&#8216;create_&lt;?php echo(htmlspecialchars($window_ID)); ?&gt;&#8217;]; alert(loc_name);Gives me the object form business.Have I just got this all wrong? What is the &#8216;proper&#8217; way to access this form element. The form element has the correct name and it has an id, the id is similar but not the<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/6c3935e8e58cdd1c3c970c54d81d6688?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nJohn<br \/>\njavascript jquery tabs focus elements<br \/>\nI want to trigger the same effect than when pressing the tab key on an element that has the focus. Is there any way of doing this? I am trying to make the focus jump to the next element.Thanks!(jQuery is an option)<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/41427402ce0ec49a8e6ebcb0e7008dfe?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nMichael Sazonov<br \/>\njavascript elements<br \/>\nI have this function declared: Object.prototype.append = Array.prototype.append = append = function( tag ){ alert( this ) &#8230; }It supposed to append &#8220;tag&#8221; element after a DOM element or an array of objects. Now, when I call it after an array of two elements &#8211; everything works well, I get &#8220;[object HTMLDivElement,object HTMLDivElement]&#8221; thtown by alert for, but when it&#8217;s called by a single DOM element IE8 throws that the object does not support this option or method and even the alert is not execu<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/79bcfdf84150cbcf111ff7a15bb8c3b5?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nRSid<br \/>\npython regex list elements deleting<br \/>\nApologies if this is a simple question, I&#8217;m still pretty new to this, but I&#8217;ve spent a while looking for an answer and haven&#8217;t found anything. I have a list that looks something like this horrifying mess: [&#8216;Organization name} &#8216;, &#8216;&gt; (777) 777-7777} &#8216;, &#8216; class=&#8221;lsn-mB6 adr&#8221;&gt;1 Address, MA 02114 } &#8216;, &#8216; class=&#8221;lsn-serpListRadius lsn-fr&#8221;&gt;.2 Miles} MORE INFO YOUR LISTING MAP if (typeof(serps) !== \\&#8217;undefined\\&#8217;) serps.arrArticleIds.push(\\&#8217;4603114\\&#8217;); &#8216;, &#8216;Other organization} &#8216;, &#8216;&gt; (555) 555-5<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/f45bff1b42011b870cb5dfdba0d10255?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nPete<br \/>\njavascript arrays elements extra<br \/>\nIn PHP, if you do this$var = array(); $var[5000] = 1; echo count($var);It prints 1. In JS it makes the &#8220;missing&#8221; elements. &lt;script type=&#8221;text\/javascript&#8221;&gt;var fred = [];fred[10] = 1;alert(fred.length); &lt;\/script&gt;Alerts &#8220;11&#8221;.Can I prevent this? Is it good for anything? I&#8217;m a PHP coder trying to adapt to Javascript.EDIT:I&#8217;m working on an app that uses Google Maps v2 and markerManager. The code has been working for ages, but a problem has suddenly arisen in Chrome (17.0.963.56 m) where m<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/929398dccd8e9eee7434b90a29f6ef44?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nkaapa<br \/>\ndesign-patterns dom backbone.js reference elements<br \/>\nI&#8217;m currently building a large backbone app, and here is my question. How to cope with DOM elements refernces the best way? Now I simply find all elements which will be accessed in a future (forms and things like that) in my view&#8217;s initialize function, and bind them to the view itself. This way I don&#8217;t have to search for these elements every time I need to interact with them. But number of this references is growing quite quickly actually. Is it good approach or can I do better? Thanks in advanc<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/53ae68a1321183b99d0f476f82adbd5a?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nDevGav<br \/>\njquery attributes jquery-selectors elements attr<br \/>\nHow do you select the attribute of a &#8220;root&#8221; level element in jQuery?The following doesn&#8217;t work (returns undefined):jQuery(document).ready(function() {somehtml = &#8220;&lt;a href=&#8217;http:\/\/example.com&#8217;&gt;An example&lt;\/a&gt;&#8221;;theurl = jQuery(&#8216;a&#8217;,somehtml).attr(&#8216;href&#8217;);alert(theurl);}Any idea what I&#8217;m missing? I&#8217;m sure it&#8217;s something obvious about root level elements &#8230;Many thanks in advance, Gav<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/ae00019620fcd0a805990a72c7938da9?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nSp3ct3R<br \/>\njquery html elements .post<br \/>\nI have some pages that i acces by jquery $.post like this:$.post(url, {name: name}, function(data) {var htmldata = $(data);if($(&#8216;#ok&#8217;, htmldata).val() == &#8220;1&#8221;){\/\/some things carried out} });$(&#8216;#ok&#8217;, htmldata).val() is allways undefined so where is the problem?UPDATE: htmldata = &lt;input id=\\&#8221;ok\\&#8221; type=\\&#8221;hidden\\&#8221; value=\\&#8221;1\\&#8221; \/&gt; and another 2-3 hidden input.<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/db002080f00cbefff2797d18a7dca91a?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nfrictionlesspulley<br \/>\njquery html attributes alert elements<br \/>\nI&#8217;m reading a html document using jQuery. Following is my code. I need to find lang attribute which is an attribute of HTML element. But I have trouble selecting it the way I&#8217;m doing. when I process HTML tag its either no value, null or undefined.Can u please help me figure this out?$.get(page, function(response) {alert(response);alert($(response).filter(&#8216;html&#8217;).attr(&#8216;lang&#8217;)); });?<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/769b0e57b44329c34a756e1c2a3bee71?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nToddN<br \/>\njquery dom if-statement elements<br \/>\nI am using jQuery on my site and I need to make some jQuery IF statements for IF logged in DO THIS else DO THIS (For instance logging in would change the header text to &#8216;My Account&#8217;). I don&#8217;t really know how to read the DOM tree to see what element or node I would be calling. Does anyone have experience with this?On Product Pages I currently have jQuery code starting with:jQuery(function(){ if (typeof(global_Current_ProductCode) !=&#8221;undefined&#8221;)is there something I could find on my site that is<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/fad82c88123fc2c1ce08cfbbb4f399fd?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nMichelle<br \/>\nphp jquery elements<br \/>\nI am getting a list of products from the database through a loop. The productId is placed in a hidden input. This input is placed in a div. What i need to do is get the value of a particular through Jquery.below is my codevar t = document.getElementById(&#8216;txtPID&#8217;).value;The thing is that the value that I get is the value found in the first input. (the first ProductId found in the page).What can i do to get that particular value in the input using Jquery?<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/754b69eab9085582dc0df3669e14df98?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nlorem monkey<br \/>\ncakephp cakephp-2.0 elements<br \/>\nI use the following to render an element in view\/users\/index.ctp:$this-&gt;renderElements(&#8216;users\/lmenu&#8217;);But when use the same line in the layout default.ctp I get an error:Call to undefined method View::renderElements() How can I display an element in a layout?<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/44314a31c5bb4c101591b154b792e964?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nHighland Mark<br \/>\njavascript elements attachevent<br \/>\nI wrote a plugin , but whene Active ,disable Editor and in firebug Mozila below error Is shownelement.dispatchEvent is not a function prototype.js:5457and line 5457 prototype.jsif (document.createEvent)5457: element.dispatchEvent(event);elseelement.fireEvent(event.eventType, event);return Event.extend(event);}but plugin work very good but disable Editor.What is the cause?<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/1207fdf336ae1e728f6cbe3f36c94e5c?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\ngotqn<br \/>\njquery text elements<br \/>\nI want to get the text of all elements. I am using this code here:$(&#8216;*&#8217;).filter(function() {if(($(this).text().lenght&gt;0)&amp;&amp;($(this).text().lenght&lt;100)){return true;}else{return false;} }).each(function() {console.log($(this).text()); });I have try to show only short text because .text() sometime returns html code but it is not working at all.<\/li>\n<\/ul>\n<p>Web site is in building<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Morgan Soren asp.net-mvc-3 cookies razor hide elements ok so im having a hard time hiding some layout sections (divs in my layout page and im using mvc3). I have this js fragment which is basically the main logic: $(&#8216;.contentExpand&#8217;).bind(&#8216;click&#8217;, function () {$.cookie(&#8216;right_container_visible&#8217;, &#8220;false&#8221;);});\/\/Cookies Functions========================================================\/\/Cookie for showing the right containerif ($.cookie(&#8216;right_container_visible&#8217;) === &#8216;false&#8217;) {if ($(&#8216;#RightContainer:visible&#8217;)) {$(&#8216;#RightContainer&#8217;).hide();}$.cookie(&#8216;rig [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4990","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/4990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/comments?post=4990"}],"version-history":[{"count":0,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/4990\/revisions"}],"wp:attachment":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/media?parent=4990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/categories?post=4990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/tags?post=4990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}