大约有 92 项符合查询结果（耗时：0.0117秒） [XML]
Android: How to bind spinner to custom object list?
...fine for simple cases.
Here's a re-post:
So if you came here because you want to have both labels and values in the Spinner - here's how I did it:
Just create your Spinner the usual way
Define 2 equal size arrays in your array.xml file -- one array for labels, one array for values
Set your Spinn...
How to hash a password
...REALLY recommend using SHA1. MD5 is a no-no unless you are maintaining backward compatibility with an existing system. In addition, make sure you put it in a using statement or call Clear() on it when you are done using the implementation.
– vcsjones
Nov 15 '10...
How can I initialize an ArrayList with all zeroes in Java?
...ist = new ArrayList<Integer>(Collections.nCopies(60, 0));
If you want to create a list with 60 different objects, you could use the Stream API with a Supplier as follows:
List<Person> persons = Stream.generate(Person::new)
.limit(60)
...
Disable Interpolation when Scaling a
...e some day. For now, you'll have to resort to hack-arounds to get what you want.
image-rendering
The working draft of CSS3 outlines a new property, image-rendering that should do what I want:
The image-rendering property provides a hint to the user-agent about what aspects of an image are mo...
In Python, how does one catch warnings as if they were exceptions?
...third-party library (written in C) that I use in my python code is issuing warnings. I want to be able to use the try except syntax to properly handle these warnings. Is there a way to do this?
...
What is the difference between an Azure Web Site and an Azure Web Role
... from the Web Sites gallery selection form:
I think Web Apps are a great way to get up and running quickly, where you can move from shared to reserved resources. Once you outgrow this, you can then move up to Web Roles and expand as you need.
...
How does Python's super() work with multiple inheritance?
...int "that's it"
the MRO would be [Fourth, Second, Third, First].
By the way: if Python cannot find a coherent method resolution order, it'll raise an exception, instead of falling back to behavior which might surprise the user.
Edited to add an example of an ambiguous MRO:
class First(object):
...
In Markdown, what is the best way to link to a fragment of a page, i.e. #some_id?
...your fragment identifiers from any element you like. If, for example, you want to link to a paragraph, just wrap the paragraph in a paragraph tag, and include an id:
<p id="mylink">Lorem ipsum dolor sit amet...</p>
Then use your standard Markdown [My link](#mylink) to create a link t...
iOS 8 removed “minimal-ui” viewport property, are there other “soft fullscreen” solutions?
... be offset on page load and after orientation change. However, there is no way of calculating the dimensions of the minimal-ui using the screen variable, and thus no way of telling when user is in the minimal-ui in advance.
These observations is a result of research as part of developing Brim – ...
What happens to a declared, uninitialized variable in C? Does it have a value?
...y a bit pattern that does not denote a valid value, and may cause e.g. hardware exceptions at runtime. The only C type for which there's a guarantee that any bit pattern is a valid value is char; all others can have trap representations. Alternatively - since accessing uninitialized variable is U.B....