大约有 45,000 项符合查询结果（耗时：0.0634秒） [XML]
JAX-RS — How to return JSON and HTTP status code together?
I'm writing a REST web app (NetBeans 6.9, JAX-RS, TopLink Essentials) and trying to return JSON and HTTP status code. I have code ready and working that returns JSON when the HTTP GET method is called from the client. Essentially:
...
How To Accept a File POST
...rest service. I need to be able to accept POSTed images/files from client applications. Is this possible using the webapi? Below is how action I am currently using. Does anyone know of an example how this should work?
...
Clear back stack using fragments
I ported my Android app to honeycomb and I did a big refactor in order to use fragments. In my previous version, when I pressed the Home button I used to do a ACTIVITY_CLEAR_TOP in order to reset the back stack.
...
Java String to SHA1
...s is my solution of converting string to sha1. It works well in my Android app:
private static String encryptPassword(String password)
{
String sha1 = "";
try
{
MessageDigest crypt = MessageDigest.getInstance("SHA-1");
crypt.reset();
crypt.update(password.getByte...
Display back button on action bar
...TY"
android:value="MainActivity" />
Edit: If you are not using AppCompat Activity then do not use support word, you can use
getActionBar().setDisplayHomeAsUpEnabled(true); // In `OnCreate();`
// And override this method
@Override
public boolean onNavigateUp() {
finish();
re...
Hidden Features of SQL Server
...of reading. You can turn it on even if you're doing a mix of query types.
Application Name=MyProgramName
Now when you want to see a list of active connections by querying the sysprocesses table, your program's name will appear in the program_name column instead of ".Net SqlClient Data Provider" ...
How can I get a precise time, for example in milliseconds in Objective-C?
...olute_time() can be used to get precise measurements.
See http://developer.apple.com/qa/qa2004/qa1398.html
Also available is CACurrentMediaTime(), which is essentially the same thing but with an easier-to-use interface.
(Note: This answer was written in 2009. See Pavel Alexeev's answer for the simpl...
Is it possible to import a whole directory in sass using @import?
...ies can REDUCE complexity.
My organization's project is a rather complex app. There are 119 Sass files in 17 directories. These correspond roughly to our views and are mainly used for adjustments, with the heavy lifting being handled by our custom framework. To me, a few lines of imported director...
Difference between Role and GrantedAuthority in Spring Security
... operation is allowed for which role/permission.
The way we handle in our application is, we define permission (i.e. role) for each operation (or rest url) for e.g. view_account, delete_account, add_account etc. Then we create logical profiles for each user like admin, guest_user, normal_user. The ...
What is the purpose of backbone.js?
...ntroller that in this case allows you to save the state of your Javascript application via a hashbang URL, for example: http://twitter.com/#search?q=backbone.js
Some pros that I discovered with Backbone:
No more Javascript Spaghetti: code is organized and broken down into semantically meaningful...