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What exactly can cause an “HIERARCHY_REQUEST_ERR: DOM Exception 3”-Error?
... minwidth: 10
});
dlg.parent().appendTo(jQuery("form:first"));
});
In the example above, uses the var "dlg" to run the function appendTo.
Then error “HIERARCHY_REQUEST_ERR" will not come out again.
...
How to use Servlets and Ajax?
...ing List<String> as JSON
With JSON instead of plaintext as response format you can even get some steps further. It allows for more dynamics. First, you'd like to have a tool to convert between Java objects and JSON strings. There are plenty of them as well (see the bottom of this page for an ...
Remove Elements from a HashSet while Iterating [duplicate]
...
If you need to remove an entry while iteration, you need to use the long form that uses the Iterator directly.
for (Iterator<Integer> it = set.iterator(); it.hasNext();) {
Integer element = it.next();
if (element % 2 == 0) {
it.remove();
}
}
...
How to make a button redirect to another page using jQuery or just Javascript
...
Without script:
<form action="where-you-want-to-go"><input type="submit"></form>
Better yet, since you are just going somewhere, present the user with the standard interface for "just going somewhere":
<a href="where-you-...
RESTful call in Java
...about “resources”, “representations”, “state transfers”, “uniform interfaces”, “hypermedia”, or any other constraints or aspects of the REST architecture style identified by Fielding. The abstractions provided by various REST frameworks are therefore confusing and unhelpful.
So:...
Java: Calling a super method which calls an overridden method
...).
In other words, quoting from the Java Language Specification:
The form super.Identifier refers to the field named Identifier of the
current object, but with the current object viewed as an instance of
the superclass of the current class.
The form T.super.Identifier refers to the fi...
Python “extend” for a dictionary
... by the way this prompts him or her towards learning about dict and the ** form;-). So, for example, uses like:
x = mungesomedict(dict(adict, **anotherdict))
are reasonably frequent occurrences in my code.
Originally submitted by Alex Martelli
Note: In Python 3, this will only work if every ke...
How can I know which radio button is selected via jQuery?
...
To get the value of the selected radioName item of a form with id myForm:
$('input[name=radioName]:checked', '#myForm').val()
Here's an example:
$('#myForm input').on('change', function() {
alert($('input[name=radioName]:checked', '#myForm').val());
});
<scrip...
Mixin vs inheritance
...
Mixins in Comparison and Contrast with Abstract Base Classes
Both are a form of parent class that is not intended to be instantiated.
A mixin provides functionality, but is unable to directly use it. A user is intended to use it through a (sub)class.
An abstract base class provides an interface...
How can I match on an attribute that contains a certain string?
...
this works as long as classes are separated by spaces only, and not other forms of whitespace. This is almost always the case. If it might not be, you have to make it more unwieldy still:
//*[contains(concat(' ', normalize-space(@class), ' '), ' atag ')]
(Selecting by classname-like space-separa...