大约有 40,000 项符合查询结果（耗时：0.0593秒） [XML]
log4j logging hierarchy order
...assigns a priority/severity level to the logging message. If the logging really takes effect (the message will be visible) depends on the effective logging level of the logger being used.
– Wolf
Oct 6 '17 at 6:18
...
JSON: why are forward slashes escaped?
...
JSON doesn't require you to do that, it allows you to do that. It also allows you to use "\u0061" for "A", but it's not required. Allowing \/ helps when embedding JSON in a <script> tag, which doesn't allow </ inside strings, like Seb points out.
Some of ...
How can I programmatically get the MAC address of an iphone
How to programmatically get an iPhone's MAC address and IP address?
12 Answers
12
...
SearchView's OnCloseListener doesn't work
...isappointing that OnCloseListener doesn't work as you'd think, this is actually a nice, clean solution. Kudos!
– welshk91
Apr 19 '16 at 0:33
add a comment
|...
android View not attached to window manager
...
After a fight with this issue, I finally end up with this workaround:
/**
* Dismiss {@link ProgressDialog} with check for nullability and SDK version
*
* @param dialog instance of {@link ProgressDialog} to dismiss
*/
public void dismissProgressDialog(Progr...
How to enable/disable bluetooth programmatically in android
...
Android BluetoothAdapter docs say it has been available since API Level 5. API Level 5 is Android 2.0.
You can try using a backport of the Bluetooth API (have not tried it personally): http://code.google.com/p/backport-android-bluetooth/
...
Check if application is on its first run [duplicate]
...
There is no way to know that through the Android API. You have to store some flag by yourself and make it persist either in a SharedPreferenceEditor or using a database.
If you want to base some licence related stuff on this flag, I suggest you use an obfuscated preferenc...
How can I assign an ID to a view programmatically?
...ew.
Query these child views using placeholder.findViewById(convenientInt);
API 17 introduced View.generateViewId() which allows you to generate a unique ID.
If you choose to keep references to your views around, be sure to instantiate them with getApplicationContext() and be sure to set each refe...
plot a circle with pyplot
...nd the axes (but not beyond the figure, ie the figure size is not automatically adjusted to plot all of your artists).
The units for x, y and radius correspond to data units by default. In this case, I didn't plot anything on my axes (fig.gca() returns the current axes), and since the limits have n...
Using GZIP compression with Spring Boot/MVC/JavaConfig with RESTful
...fig/http.html#Standard_Implementation
IRL Production Note:
Also to avoid all of this consider using a proxy/load balancer setup in front of Tomcat with nginx and/or haproxy or similar since it will handle static assets and gzip MUCH more efficiently and easily than Java/Tomcat's threading model.
...