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What does ':' (colon) do in JavaScript?

... method1 : function() { /* do nothing */ }, array: [5, 3, 6, 7] }; alert(o.property1); // Will display "125" A subset of this is also known as JSON (Javascript Object Notation) which is useful in AJAX calls because it is compact and quick to parse in server-side languages and Javascript ca...
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How do I display an alert dialog on Android?

... You could use an AlertDialog for this and construct one using its Builder class. The example below uses the default constructor that only takes in a Context since the dialog will inherit the proper theme from the Context you pass in, but ther...
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How can I use goto in Javascript?

...solutely! There is a project called Summer of Goto that allows you use JavaScript at its fullest potential and will revolutionize the way you can write your code. This JavaScript preprocessing tool allows you to create a label and then goto it using this syntax: [lbl] <label-name> goto <lab...
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Stop Chrome Caching My JS Files

... I see the option, but in my case, the script was not refreshed. – justian17 Oct 17 '17 at 13:44 add a comment  |  ...
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Check if object is a jQuery object

...t" }, b = $('body'); if ( a.jquery ) { // falsy, since it's undefined alert(' a is a jQuery object! '); } if ( b.jquery ) { // truthy, since it's a string alert(' b is a jQuery object! '); } share | ...
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Android: show soft keyboard automatically when focus is on an EditText

I'm showing an input box using AlertDialog . The EditText inside the dialog itself is automatically focused when I call AlertDialog.show() , but the soft keyboard is not automatically shown. ...
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Abort Ajax requests using jQuery

...t, asynchronous simply means the request doesn't interrupt the flow of the script. Browsers now have the ability to abort the request prematurely before the request is completed. – ElephantHunter Apr 10 '12 at 19:12 ...
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Multiple left-hand assignment with JavaScript

...: v1 = v2 = v3 = 6; They'll still be in local scope. Since David mentioned alerts, this would work as expected (if pre-var'd): alert(v1 = v2 = v3 = 6); – ShawnFumo Sep 10 '13 at 20:11 ...
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HTML Input=“file” Accept Attribute File Type (CSV)

...browsers as far as I know, But here is an alternative to it, Try this <script type="text/javascript" language="javascript"> function checkfile(sender) { var validExts = new Array(".xlsx", ".xls", ".csv"); var fileExt = sender.value; fileExt = fileExt.substring(fileExt.lastIndexOf(...
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What is sr-only in Bootstrap 3?

...text with other element with attribute aria-hidden="true". <div class="alert alert-danger" role="alert"> <span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true"></span> <span class="sr-only">Error:</span> Enter a valid email address </div> G...