大约有 25,610 项符合查询结果（耗时：0.0292秒） [XML]
Best way to show a loading/progress indicator?
...ress = new ProgressDialog(this);
progress.setTitle("Loading");
progress.setMessage("Wait while loading...");
progress.setCancelable(false); // disable dismiss by tapping outside of the dialog
progress.show();
// To dismiss the dialog
progress.dismiss();
OR
ProgressDialog.show(this, "Loading", "Wa...
How to do error logging in CodeIgniter (PHP)
...
CodeIgniter has some error logging functions built in.
Make your /application/logs folder writable
In /application/config/config.php set $config['log_threshold'] = 1; or use a higher number, depending on how much detail you want in your log...
Token Authentication for RESTful API: should the token be periodically changed?
I'm building a RESTful API with Django and django-rest-framework .
9 Answers
9
...
Best practice for partial updates in a RESTful service
I am writing a RESTful service for a customer management system and I am trying to find the best practice for updating records partially. For example, I want the caller to be able to read the full record with a GET request. But for updating it only certain operations on the record are allowed, like ...
How to generate an openSSL key using a passphrase from the command line?
First - what happens if I don't give a passphrase? Is some sort of pseudo random phrase used? I'm just looking for something "good enough" to keep casual hackers at bay.
...
What does the `#` operator mean in Scala?
...ss A {
class B
def f(b: B) = println("Got my B!")
}
Now let's try something with it:
scala> val a1 = new A
a1: A = A@2fa8ecf4
scala> val a2 = new A
a2: A = A@4bed4c8
scala> a2.f(new a1.B)
<console>:11: error: type mismatch;
found : a1.B
required: a2.B
a2.f(...
Cleaner way to update nested structures
...n(lives: Int = 3, superMode: Boolean = false)
scala> @zip case class Game(state: String = "pause", pacman: Pacman = Pacman())
scala> val g = Game()
g: Game = Game("pause",Pacman(3,false))
// Changing the game state to "run" is simple using the copy method:
scala> val g1 = g.copy(state =...
What is the difference between Lisp-1 and Lisp-2?
...es to Clojure but I still do not understand properly. Can anyone enlighten me?
2 Answers
...
Why java classes do not inherit annotations from implemented interfaces?
I've been using Guice's AOP to intercept some method calls. My class implements an interface and I would like to annotate the interface methods so Guice could select the right methods. Even if the annotation type is annotated with Inherited annotation implementing class doesn't inherit the annotat...
Why does the indexing start with zero in 'C'?
...
In C, the name of an array is essentially a pointer [but see the comments], a reference to a memory location, and so the expression array[n] refers to a memory location n elements away from the starting element. This means that the index...