{"id":5755,"date":"2014-04-06T14:06:52","date_gmt":"2014-04-06T14:06:52","guid":{"rendered":"https:\/\/unknownerror.org\/index.php\/2014\/04\/06\/javascriptrelated-issues-collection-of-common-programming-errors\/"},"modified":"2014-04-06T14:06:52","modified_gmt":"2014-04-06T14:06:52","slug":"javascriptrelated-issues-collection-of-common-programming-errors","status":"publish","type":"post","link":"https:\/\/unknownerror.org\/index.php\/2014\/04\/06\/javascriptrelated-issues-collection-of-common-programming-errors\/","title":{"rendered":"javascriptRelated issues-Collection of common programming errors"},"content":{"rendered":"<ul>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/446ee77529ff7fc74c75bcbbbeca1de3?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nPhilipp Cla\u00dfen<br \/>\njavascript coffeescript read-eval-print-loop<br \/>\nI have been experimenting with the Javascript haskell-js library, but I stumbled upon a strange behavior of the coffeescript REPL.With node, the following example works as expected:$ node require(&#8216;haskell&#8217;); &gt; [1,2,3].map(&#8216;+1&#8217;); [ 2, 3, 4 ]But with coffeescript, it fails:$ coffee -v CoffeeScript version 1.6.1 $ coffee require &#8216;haskell&#8217; [1,2,3].map(&#8216;+1&#8217;) TypeError: +1 is not a function at Array.map (native) at repl:3:15 at REPLServer.replDefaults.eval (\/usr\/local\/lib\/node_modules\/coffee-script<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/i.stack.imgur.com\/AuY9o.png?s=32&amp;g=1\" \/><br \/>\nAndrew Thompson<br \/>\njava javascript swing security applet<br \/>\nFirst of all I&#8217;m aware that my question is same as in here. But that question did not helped me.I have self signed applet.jarsigner -verify sJSApplet.jar jar verified.Warning: This jar contains entries whose signer certificate will expire within six months.Applet&#8217;s purpose is to open MS Word document from LAN machine. So far I&#8217;ve tried opening using Desktop.open() and Runtime.exec(). With AccessController.doPrivileged and without. I always get java.security.AccessControlException: access denied.<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/842b5d7f91bcb3be966414fe3e7a5b52?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nGohar<br \/>\njavascript asp.net-mvc validation datetime validator<br \/>\nI have a Custom Attribute for DateTime validation with given dateformat and also javascript validator which are provide me both client side and server side validation. But now I should change my datetime validation so that it would be performed according clients local DateTime format and I do not know how.I couldn&#8217;t find anything that help me.So please advise me how can I implement at least client side DateTime validation or how can I get client&#8217;s date format by javascript.<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/1c486765e96582f65796f6726ce6abfb?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\ntonberry<br \/>\njavascript visual-c++ visual-studio-2012 windows-8 windows-runtime<br \/>\nI face a problem to compile windows 8 application which is create using visual studio 2012 windows runtime component project. I&#8217;m using html 5 , javascript and c++ to develop this application. But when I compile the project I&#8217;m getting error which is JavaScript runtime error: Error in the DLL.I don&#8217;t know how to fixed this problem and when i build this project I&#8217;m getting error like below:-Error 40 Loading assembly &#8220;D:\\workspace\\Test\\apps\\Test\\windows8\\native\\Debug\\WindowsRuntimeComponent1\\Wi<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/6cf43b413711c287875834ef339f7e2d?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nAkke<br \/>\njavascript jquery jquery-ui dialog callback<br \/>\nI&#8217;m writing some form validation functions, and I&#8217;ve decided to go with jQueryUI for prompting the user because of flexibility.There is a slight problem tho. I want my functions to return an array which consists of a boolean and a string for my error reporting system. JQueryUI dialogs are asynchronous which means the browser won&#8217;t hang and wait for a return value as the native prompt() would.Here is some sample code:Validator function:function verifyTOS_PVM_v2() {verifyTOS_PVM_v2_callback = &#8221;;i<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/i.stack.imgur.com\/f4197.jpg?s=32&amp;g=1\" \/><br \/>\nraheel shan<br \/>\njavascript jquery knockout.js<br \/>\nI am trying to call a function on attr src but failing. Here is what i have tried.function FavoriteViewModel() {var self = thisself.FavoriteProfiles = ko.observableArray([])self.getRating = function(Rating){\/\/here i want conditions and concat image pathreturn does nothing here}self.LoadData = function(){\/\/run ajax and put its result in self.FavoriteProfilesself.FavoriteProfiles(Result)} self.LoadData() }When i run ajax this brings this result. Results are multiple i am only posting<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/3aa19ed7a02313cbdee217e9a493b18c?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nJosh Unger<br \/>\njavascript internet-explorer canvas internet-explorer-8 easeljs<br \/>\nI am using EaselJS and want to allow for backwards compatibility with ExplorerCanvas.This should be possible using the following code (see here): createjs.createCanvas = function () { &#8230; return canvas implementation here &#8230; }However, If I put an alert in this function and run the code, the function is never run.How do I go about getting this to work?Edit:Here is a simplified example of the code I am using:&lt;!DOCTYPE html&gt; &lt;html lang=&#8217;en&#8217;&gt; &lt;head&gt;&lt;meta charset=&#8217;utf-8&#8242; \/&gt;&amp;l<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/i.stack.imgur.com\/sUihV.png?s=32&amp;g=1\" \/><br \/>\nJoMo Apps<br \/>\njavascript android ios eclipse phonegap<br \/>\nI am developing an app for my work (social housing) and I want it to be able to allow the user to take a photo and attach it to an email so they can send it to us (pictures of repairs etc)I&#8217;m using Phonegap and Eclipse as I want the app to be cross platform but am testing in Android primarily at the moment. Is there a way to do this? I am currently using the code below with no avail. &lt;script typr=&#8221;text\/javascript&#8221; charset=&#8221;utf-8&#8243;&gt;function camera(){navigator.camera.getPicture(onSuccess, onF<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/dd11cabc6f1779ffa658654bec8551db?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nDan<br \/>\njavascript ios uiwebview monotouch onerror<br \/>\nHere&#8217;s an answer for a similar question in Objective C but I&#8217;m not sure what&#8217;s the right way to translate it to MonoTouch.Basically, I want to be able to catch JavaScript errors and know at least filename and line number-unfortunately, window.onerror doesn&#8217;t give this crucial information.In particular, I&#8217;m not sure if I should expose a native library or if I can write this in pure MonoTouch.<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/i.stack.imgur.com\/SDkow.jpg?s=32&amp;g=1\" \/><br \/>\nThe Dark Knight<br \/>\njava javascript security jsp jstl<br \/>\nI am in a bit of a pickle :I have a lot of values which i am setting in a bean in java and then i am getting them in javascript and jsp using scriplets like this :In My Bean.java :public void setListValue(String s) { listValue = s; } public String getListValue() { return listValue; } Now in my jsp(inside a javascript function) :input = $input({type:&#8217;hidden&#8217;,id:&#8217;ListVal&#8217;,name:&#8217;ListVal&#8217;, value: &#8216;&lt;%= results.getListValue() %&gt;&#8217;});Sometimes i am using the scriplet code to ret<\/li>\n<\/ul>\n<p>Web site is in building<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Philipp Cla\u00dfen javascript coffeescript read-eval-print-loop I have been experimenting with the Javascript haskell-js library, but I stumbled upon a strange behavior of the coffeescript REPL.With node, the following example works as expected:$ node require(&#8216;haskell&#8217;); &gt; [1,2,3].map(&#8216;+1&#8217;); [ 2, 3, 4 ]But with coffeescript, it fails:$ coffee -v CoffeeScript version 1.6.1 $ coffee require &#8216;haskell&#8217; [1,2,3].map(&#8216;+1&#8217;) [&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-5755","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/5755","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=5755"}],"version-history":[{"count":0,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/5755\/revisions"}],"wp:attachment":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/media?parent=5755"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/categories?post=5755"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/tags?post=5755"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}