大约有 45,000 项符合查询结果（耗时：0.0547秒） [XML]
Understanding NSRunLoop
...or what is NSRunLoop ? so as I know NSRunLoop is a something connected with NSThread right? So assume I create a Thread like
...
Does Java 8 provide a good way to repeat a value or function?
In many other languages, eg. Haskell, it is easy to repeat a value or function multiple times, eg. to get a list of 8 copies of the value 1:
...
Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?
... do need them, then that removes several of your options including my favorite, Jetty.
Do you have to use any of the other major J2EE technologies like JMS, ESB, etc? If so, and you really can't do without, then you are again constrained to a full-blown J2EE container. Carefully think and investi...
Git - fatal: Unable to create '/path/my_project/.git/index.lock': File exists
...till getting this error message, when I try to move my project tree on to git repo.
31 Answers
...
Java: when to use static methods
I am wondering when to use static methods? Say if I have a class with a few getters and setters, a method or two, and I want those methods only to be invokable on an instance object of the class. Does this mean I should use a static method?
...
In c# what does 'where T : class' mean?
...follow
|
edited Sep 24 '10 at 12:47
answered Sep 24 '10 at 11:56
...
Is a Java hashmap search really O(1)?
...o? Unless these hashmaps are vastly different from any of the hashing algorithms I was bought up on, there must always exist a dataset that contains collisions.
...
Why does auto a=1; compile in C?
...ause local scope is the default for a variable declared inside a function, it's also the same as int a in this example.
This keyword is actually a leftover from C's predecessor B, where there were no base types: everything was int, pointer to int, array of int.(*) Declarations would be either auto ...
Hidden Features of C#? [closed]
...ey should. In fact, the whole Path class is really useful, but no one uses it!
I'm willing to bet that every production app has the following code, even though it shouldn't:
string path = dir + "\\" + fileName;
share
...
Why would a static nested interface be used in Java?
...dundant (a nested interface is automatically "static") and can be removed with no effect on semantics; I would recommend it be removed. The same goes for "public" on interface methods and "public final" on interface fields - the modifiers are redundant and just add clutter to the source code.
Eithe...