大约有 40,000 项符合查询结果（耗时：0.0233秒） [XML]
Android: View.setID(int id) programmatically - how to avoid ID conflicts?
...ew id already generated by the aapt tool during the build time. developer.android.com/reference/android/view/…
– Mahmoud
Dec 11 '18 at 12:52
...
No Activity found to handle Intent : android.intent.action.VIEW
...f you are also getting this error when trying to open a web page from your android app it is because your url looks like this:
www.google.com
instead of:
https://www.google.com or http://www.google.com
add this code to your Activity/Fragment:
public void openWebPage(String url) {
Uri webpa...
Setting Android Theme background color
... made a really silly mistake. The device I am using for testing is running Android 4.0.4, API level 15.
The styles.xml file that I was editing is in the default values folder. I edited the styles.xml in values-v14 folder and it works all fine now.
...
How to set a timer in android
What is the proper way to set a timer in android in order to kick off a task (a function that I create which does not change the UI)?
Use this the Java way:
http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Timer.html
...
Android: allow portrait and landscape for tablets, but force portrait on phone?
...ee this supplemental answer for help adding these directories and files in Android Studio.
Then, in the onCreate method of your Activities you can do this:
if(getResources().getBoolean(R.bool.portrait_only)){
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
}
De...
Separate Back Stack for each tab in Android using Fragments
I'm trying to implement tabs for navigation in an Android app. Since TabActivity and ActivityGroup are deprecated I would like to implement it using Fragments instead.
...
How do I center text horizontally and vertically in a TextView?
... TextView , so that it appears exactly in the middle of the TextView in Android ?
67 Answers
...
How can I connect to Android with ADB over TCP? [closed]
... find the IP address of a tablet in two ways:
Manual IP Discovery:
Go into Android's WiFi settings, click the menu button in the action bar (the vertical ellipsis), hit Advanced and see the IP address at the bottom of the screen.
Use ADB to discover IP:
Execute the following command via adb:
adb she...
How do I get the height and width of the Android Navigation Bar programmatically?
...lack navigation bar on the bottom of the screen is not easily removable in Android. It has been part of Android since 3.0 as a replacement for hardware buttons. Here is a picture:
...
How to import existing Android project into Eclipse?
I'm trying to import and existing Android project into my current Eclipse workspace. I select File->New->Android Project, which brings up the Android project dialog, I then select, "Create project from existing source", Location, Build Target and Finish.
...