大约有 48,000 项符合查询结果（耗时：0.0668秒） [XML]
View's getWidth() and getHeight() returns 0
I am creating all of the elements in my android project dynamically. I am trying to get the width and height of a button so that I can rotate that button around. I am just trying to learn how to work with the android language. However, it returns 0.
...
How remove word wrap from textarea?
... text overflows. It wraps text for a new line. So how do I remove wordwrap and display horizontal bar when text overflows?
...
Python unit test with base and sub class
...
This method only works for setUp and tearDown methods if you reverse the order of the base classes. Because the methods are defined in unittest.TestCase, and they don't call super(), then any setUp and tearDown methods in CommonTests need to be first in the ...
How does one use rescue in Ruby without the begin and end block
I know of the standard technique of having a begin rescue end
5 Answers
5
...
How to get Url Hash (#) from server side
... Javascript:
When the form submits, grab the hash (window.location.hash) and store it in a server-side hidden input field Put this in a DIV with an id of "urlhash" so we can find it easily later.
On the server you can use this value if you need to do something with it. You can even change it if yo...
Difference between ApiController and Controller in ASP.NET MVC
I've been playing around with ASP.NET MVC 4 beta and I see two types of controllers now: ApiController and Controller .
...
Sort hash by key, return hash in Ruby
Would this be the best way to sort a hash and return Hash object (instead of Array):
10 Answers
...
arrayfun can be significantly slower than an explicit loop in matlab. Why?
...r work inside, you would not notice. But since this computation is memory bandwidth bounded, you do see the loop overhead. And you will even more clearly see the overhead of calling Func1 there.
So what's up with arrayfun? No function inlinig there either, so a lot of overhead. But why so much wor...
How do you find all subclasses of a given class in Java?
How does one go about and try to find all subclasses of a given class (or all implementors of a given interface) in Java?
As of now, I have a method to do this, but I find it quite inefficient (to say the least).
The method is:
...
Scala actors: receive vs react
...ives something. Once it receives something, a thread gets allocated to it, and it is initialized in it.
Now, the initialization part is important. A receiving thread is expected to return something, a reacting thread is not. So the previous stack state at the end of the last react can be, and is, w...