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Check if option is selected with jQuery, if not select a default
...n>
<option value="4">Fourth</option>
</select>
<script type="text/javascript">
$(document).ready(function() {
if (!$("#mySelect option:selected").length) {
$("#mySelect option[value='3']").attr('selected', 'selected');
}
});
</script>
...
POST data in JSON format
...ome data that I need to convert to JSON format and then POST it with a JavaScript function.
4 Answers
...
Execute script after specific delay using JavaScript
Is there any JavaScript method similar to the jQuery delay() or wait() (to delay the execution of a script for a specific amount of time)?
...
What is context in _.each(list, iterator, [context])?
...ach(['Hello', 'World!'], function(word){
console.log(word);
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"></script>
Here's simple example that could use _.each:
function basket() {
this.items = [];
this.addItem...
Rename MySQL database [duplicate]
...
Bit easier to use version of this script: gist.github.com/tadas-s/5411299
– Tadas Sasnauskas
Apr 18 '13 at 8:59
1
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How to insert an element after another element in JavaScript without using a library?
There's insertBefore() in JavaScript, but how can I insert an element after another element without using jQuery or another library?
...
jQuery to serialize only elements within a div
...s, $div)[serialize_method]();
// Eliminate newly created form
$('.script_wrap_inner_div_form', $div).contents().unwrap();
// Return result
return result;
}
/* USE: */
// For: $('#div').serialize()
serializeDiv($('#div')); /* or */ serializeDiv($('#div'), 'serialize');
// For: $(...
How to open link in new tab on html?
... project, and I can't find out how to open a link in a new tab without javascript.
10 Answers
...
Difference between return and exit in Bash functions
...as nothing to do with exit codes. Exit codes are intended for applications/scripts, not functions. So in this regard, the only keyword that sets the exit code of the script (the one that can be caught by the calling program using the $? shell variable) is exit.
EDIT 2:
My last statement referring ...
How to display all methods of an object?
...object itself.
As control
enters execution contexts, and as
ECMAScript code is executed,
additional properties may be added to
the global object and the initial
properties may be changed.
I should point out that this means those objects aren't enumerable properties of the Global o...