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JavaScript by reference vs. by value [duplicate]
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My understanding is that this is actually very simple:
Javascript is always pass by value, but when a variable refers to an object (including arrays), the "value" is a reference to the object.
Changing the value of a varia...
Python argparse ignore unrecognised arguments
...e I was doing parser.parse_args(None) rather than parser.parse_args([]) in my tests.
– Andy Hayden
Apr 7 '14 at 6:30
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What is the correct way to document a **kwargs parameter?
...'m using sphinx and the autodoc plugin to generate API documentation for my Python modules. Whilst I can see how to nicely document specific parameters, I cannot find an example of how to document a **kwargs parameter.
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click or change event on radio using jquery
I have some radios in my page,and I want to do something when the checked radio changes,however the code does not work in IE:
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postgresql port confusion 5433 or 5432?
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Thanks to @a_horse_with_no_name's comment, I changed my PGPORT definition to 5432 in pg_env.sh. That fixed the problem for me. I don't know why postgres set it as 5433 initially when it was hosting the service at 5432.
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How can I determine the direction of a jQuery scroll event?
...ved the mousewheel up. If it's negative, you moved the mousewheel down.
My guess is that mousewheel events will fire when the mouse wheel turns, even if the page does not scroll; a case in which 'scroll' events probably are not fired. If you want, you can call event.preventDefault() at the botto...
iPhone - Get Position of UIView within entire UIWindow
...od kept returning aView.frame.origin for me. It took me a whlie to realize my view's superview did not have a superview itself.
– Dan Abramov
Dec 10 '12 at 19:57
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Showing data values on stacked bar chart in ggplot2
I'd like to show data values on stacked bar chart in ggplot2. Here is my attempted code
2 Answers
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jquery get all form elements: input, textarea & select
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This is my favorite function and it works like a charm for me!
It returns an object with all for input, select and textarea data.
And it's trying to getting objects name by look for elements name else Id else class.
var All_Data =...
Where can I get a list of Ansible pre-defined variables?
...facts that are available for that particular host.
Here is the output for my vagrant virtual machine called scdev:
scdev | success >> {
"ansible_facts": {
"ansible_all_ipv4_addresses"...