大约有 40,000 项符合查询结果（耗时：0.0663秒） [XML]
Recommended way to get hostname in Java
... Amazon EC2 AMI Linux instance: java.net.UnknownHostException: Name or service not known java.net.InetAddress.getLocalHost(InetAddress.java:1438)
– Marquez
Mar 18 '13 at 13:42
...
List all indexes on ElasticSearch server?
I would like to list all indexes present on an ElasticSearch server. I tried this:
22 Answers
...
Override back button to act like home button
...
Most of the time you need to create a Service to perform something in the background, and your visible Activity simply controls this Service. (I'm sure the Music player works in the same way, so the example in the docs seems a bit misleading.) If that's the case...
Is there a simple, elegant way to define singletons? [duplicate]
...
I don't really see the need, as a module with functions (and not a class) would serve well as a singleton. All its variables would be bound to the module, which could not be instantiated repeatedly anyway.
If you do wish to use a cla...
How to refresh app upon shaking the device?
... /* do this in onCreate */
mSensorManager = (SensorManager) getSystemService(Context.SENSOR_SERVICE);
mSensorManager.registerListener(mSensorListener, mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER), SensorManager.SENSOR_DELAY_NORMAL);
mAccel = 0.00f;
mAccelCurrent = Sen...
How to list all functions in a Python module?
I have a python module installed on my system and I'd like to be able to see what functions/classes/methods are available in it.
...
Getting the count of unique values in a column in bash
... By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy
...
AngularJS : How do I switch views from a controller function?
... views, you could directly change the window.location (using the $location service!) in
index.html file
<div ng-controller="Cntrl">
<div ng-click="changeView('edit')">
edit
</div>
<div ng-click="changeView('preview')">
preview
...
How to detect reliably Mac OS X, iOS, Linux, Windows in C preprocessor? [duplicate]
... Apple platform"
#endif
#elif __linux__
// linux
#elif __unix__ // all unices not caught above
// Unix
#elif defined(_POSIX_VERSION)
// POSIX
#else
# error "Unknown compiler"
#endif
The defined macros depend on the compiler that you are going to use.
The _WIN64 #ifdef can be nes...
How are software license keys generated?
...many.
Of course, no matter what you do, unless you are offering an online service (like World of Warcraft), any type of copy protection is just a stall: unfortunately, if it's any game worth value, someone will break (or at least circumvent) the CD-key algorithm, and all other copyright protection...