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Dilemma: when to use Fragments vs Activities:
...dispersed. So one box with parts inside.
Take care not to misuse the box. Android UX experts advise (you can find them on YouTube) when we should explicitly load another Activity, instead to use a Fragment (like when we deal with the Navigation Drawer which has categories). Once you feel comfortabl...
Can't connect Nexus 4 to adb: unauthorized
I have a Nexus 4 with Android 4.3 and I am trying to connect the device to a computer with Windows 7 64bit.
26 Answers
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How to hide one item in an Android Spinner
I am looking for a way to hide one item in an Android spinner widget. This would allow you to simulate a spinner with no items selected, and ensures that the onItemSelected() callback is always called for every item selected (if the hidden item is the "current" one). Normally there is always one ite...
Intent - if activity is running, bring it to front, else start a new one (from notification)
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You can use this:
<activity
android:name=".YourActivity"
android:launchMode="singleTask"/>
which will work similar to "singleInstance" but it won't have that weird animation.
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What is the command to list the available avdnames
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AFAIK android list avd avdmanager list avd is what you need.
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android get real path by Uri.getPath()
...s issue thanks to that - I didn't realise there were so many changes since Android's inception. I was running API 21 and when I used the API 19 implementation shown on the site you linked, it finally worked.
– Milos Ivanovic
May 31 '15 at 15:03
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Android应用内存泄露分析、改善经验总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Android应用内存泄露分析、改善经验总结前言  通过这几天对好几个应用的内存泄露检测和改善，效果明显：完全退出应用时，手动触发GC，从原来占有内存100多M降到低于20M...前言
  通过这几天对好几个应用的内存...
How to programmatically round corners and set random background colors
...corners.xml:
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<corners android:radius="4dp" />
<padding
android:top="2dp"
android:left="2dp"
android:bottom="2dp"
android:right="2dp" />
</shape>...
Get real path from URI, Android KitKat new storage access framework [duplicate]
Before the new gallery access in Android 4.4 (KitKat) I got my real path on the SD card with this method:
9 Answers
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In Gradle, how do I declare common dependencies in a single place?
...ON=26
BUILD_TOOLS_VERSION=26.0.1
TARGET_SDK_VERSION=26
MIN_SDK_VERSION=14
ANDROID_SUPPORT_VERSION=26.0.2
In each module add to build.gradle:
android {
compileSdkVersion COMPILE_SDK_VERSION as int
buildToolsVersion BUILD_TOOLS_VERSION as String
defaultConfig {
minSdkVersion M...