大约有 8,564 项符合查询结果（耗时：0.0230秒） [XML]
Android global variable
...n I create global variable keep remain values around the life cycle of the application regardless which activity running.
1...
How to enable/disable bluetooth programmatically in android
... permission to turn on Bluetooth. The enable() method is provided only for applications that include a user interface for changing system settings, such as a "power manager" app. What does it mean? For ex. I made a little app from your code and it worked. But if I want to upload to Play Store, it wo...
Yes/No message box using QMessageBox
...uestion for that.
Example in a hypothetical widget's slot:
#include <QApplication>
#include <QMessageBox>
#include <QDebug>
// ...
void MyWidget::someSlot() {
QMessageBox::StandardButton reply;
reply = QMessageBox::question(this, "Test", "Quit?",
...
Scheduling recurring task in Android
I'm designing an app that has a recurring task of sending presence to a dedicated server as long as the app is in foreground.
...
support FragmentPagerAdapter holds reference to old fragments
...oads the current page, and the one to the left and right.
If you put your app into the background, the fragments that have been added to the fragment manager are saved automatically. Even if your app is killed, this information is restored when you relaunch your app.
Now consider that you have vie...
How to run .APK file on emulator [duplicate]
...
Steps (These apply for Linux. For other OS, visit here) -
Copy the apk file to platform-tools in android-sdk linux folder.
Open Terminal and navigate to platform-tools folder in android-sdk.
Then Execute this command -
./adb instal...
How many concurrent requests does a single Flask process receive?
I'm building an app with Flask, but I don't know much about WSGI and it's HTTP base, Werkzeug. When I start serving a Flask application with gunicorn and 4 worker processes, does this mean that I can handle 4 concurrent requests?
...
Update parent scope variable in AngularJS
I have two controllers, one wrapped within another. Now I know the child scope inherits properties from the parent scope but is there a way to update the parent scope variable? So far I have not come across any obvious solutions.
...
How to serialize SqlAlchemy result to JSON?
...isited_objs:
return None
_visited_objs.append(obj)
# an SQLAlchemy class
fields = {}
for field in [x for x in dir(obj) if not x.startswith('_') and x != 'metadata']:
fields[field] = obj.__getattr...
IIS: Idle Timeout vs Recycle
...
Idle Timeout is if no action has been asked from your web app, it the process will drop and release everything from memory
Recycle is a forced action on the application where your processed is closed and started again, for memory leaking purposes and system health
The negative imp...