大约有 30,000 项符合查询结果（耗时：0.0436秒） [XML]
How to correctly save instance state of Fragments in back stack?
...
This is not related to question, onSaveInstance is not called when fragment is putted to backstack
– Tadas Valaitis
Jan 7 '15 at 10:14
...
Android: How to create a Dialog without a title?
... "A dialog made with the base Dialog class must have a title. If you don't call setTitle(), then the space used for the title remains empty, but still visible. If you don't want a title at all, then you should create your custom dialog using the AlertDialog class." I haven't personally experimented ...
What is Hindley-Milner?
...ner system is that each well-typed term has a unique "best" type, which is called the principal type. The principal type of the list-length function is "for any a, function from list of a to integer". Here a is a so-called "type parameter," which is explicit in lambda calculus but implicit in most...
Deserializing JSON to .NET object using Newtonsoft (or LINQ to JSON maybe?)
...ust my personal preference to work with the more abstract type. Thanks for calling that to my attention.
– arcain
Jan 20 '11 at 18:05
...
How to use shared memory with Linux in C
... the shared memory segment identified by shmid to the address space of the calling process
Do the operations on the memory area
Detach using shmdt
share
|
improve this answer
|
...
How to copy an object in Objective-C
...ssarily) a memory-identical clone of the original - the Objective C manual calls such an object "functionally independent" from it's original. Because the mechanisms for making these "intelligent" copies varies from class to class, we ask the objects themselves to perform them. This is the NSCopying...
How do I catch an Ajax query post error?
...
@Yuck $.post can accept an error callback using deferred objects. Take a look at my answer below for an example.
– Michael Venable
Aug 24 '12 at 21:18
...
Best way to add “current” class to nav in Rails 3
...
I made a helper called nav_link:
def nav_link(link_text, link_path)
class_name = current_page?(link_path) ? 'current' : ''
content_tag(:li, :class => class_name) do
link_to link_text, link_path
end
end
used like:
nav_link '...
.NET unique object identifier
...news, everyone!
The perfect tool for this job is built in .NET 4 and it's called ConditionalWeakTable<TKey, TValue>. This class:
can be used to associate arbitrary data with managed object instances much like a dictionary (although it is not a dictionary)
does not depend on memory addresses...
Asynchronous shell exec in PHP
...sn't care at all about the output. The shell script makes a number of SOAP calls and is slow to complete, so I don't want to slow down the PHP request while it waits for a reply. In fact, the PHP request should be able to exit without terminating the shell process.
...