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Get local href value from anchor (a) tag
I have an anchor tag that has a local href value, and a JavaScript function that uses the href value but directs it to a slightly different place than it would normally go. The tag looks like
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How to switch position of two items in a Python list?
...ution for this problem on the net (probably because switch, position, list and Python are all such overloaded words).
7 Ans...
unobtrusive validation not working with dynamic content
...ic element to the form is either
You could remove the form's validation and re validate it like this:
var form = $(formSelector)
.removeData("validator") /* added by the raw jquery.validate plugin */
.removeData("unobtrusiveValidation"); /* added by the jquery unobtrusive plugin*/
$.va...
How do I avoid capturing self in blocks when implementing an API?
I have a working app and I'm working on converting it to ARC in Xcode 4.2. One of the pre-check warnings involves capturing self strongly in a block leading to a retain cycle. I've made a simple code sample to illustrate the issue. I believe I understand what this means but I'm not sure the "corre...
JPA getSingleResult() or null
... doesn't exist or update it if it does. To enable this, I have to findByIdAndForeignKey , if it returned null insert if not then update. The problem is how do I check if it exists? So I tried getSingleResult . But it throws an exception if the
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How to identify whether a file is normal file or directory
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os.path.isdir() and os.path.isfile() should give you what you want. See:
http://docs.python.org/library/os.path.html
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Moq: Invalid setup on a non-overridable member: x => x.GetByTitle(“asdf”)
...vior you're trying to control is marked virtual. In your comment, I understand it so that the instantiating of _mockArticleDao is done something like this:
_mockArticleDao = new Mock<ArticleDAO>();
If you want to keep it as so, you need to mark the GetArticle method virtual:
public class A...
Why can't Python parse this JSON data?
...ata["maps"][0]["id"]
data["masks"]["id"]
data["om_points"]
Try those out and see if it starts to make sense.
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jQuery get specific option tag text
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Thank you for this nickf. Here is this answer expanded if you want to get the value dynamically: var selectValue = document.getElementById('list').value; var selectOption = $("#list option[value=" + selectValue + "]").text(); ///good example nickf.
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What's the correct way to convert bytes to a hex string in Python 3?
...ly no longer awkward:
>>> b'\xde\xad\xbe\xef'.hex()
'deadbeef'
and reverse:
>>> bytes.fromhex('deadbeef')
b'\xde\xad\xbe\xef'
works also with the mutable bytearray type.
Reference: https://docs.python.org/3/library/stdtypes.html#bytes.hex
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