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Remove background drawable programmatically in Android
...se that doesn't work: check if you've used the background property and not android:src!
– Chris Conway
Oct 16 '12 at 23:00
3
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Why should we use sp for font sizes in Android? [duplicate]
I am new to Android and I was trying out this tutorial
2 Answers
2
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XML Android Permissions List Full [closed]
...uld, however, access this list of permissions through using Eclipse, under AndroidManifest.xml by adding a "Uses Permission" control. On the right, it shows you the entire list of available permissions so you don't do a typo somewhere.
But hey, sharing is caring! :D
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What is android:ems attribute in Edit Text? [duplicate]
In EditText there is an attribute named android:ems . The description
is "Makes the EditText be exactly this many ems wide"
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Android Studio Collapse definitions and methods
How can I collapse all definitions and methods within the Android Studio editor?
14 Answers
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BLE（五）移动端工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
文章源自：https://www.gandalf.site/2018/12/ble.html
0x1 Android手机抓取app蓝牙数据0x11 Android蓝牙HCI日志在部分Android机型为开发人员提供了保存蓝牙日志的选项，即可保存手机向设备发送的数据和设备响应的数据，打开方式如下：
开发...
终于等到！AppInventor2 中文网已升级v2.72，全面支持Android 14 - App Inv...
...支持安卓 14， 这是一个组件版本。
此版本专注于更新 Android Companion 应用及其底层框架。新版本 2.72 现已可从 Google Play 商店和 ai2.appinventor.mit.edu（版本 2.72u）直接下载。
此版本中的关键变化是将 Android SDK 目标升级到 34，与...
HAXM 安装/启动失败？ - App Inventor 2 离线版 - 清泛IT社区，为创新赋能！
报错如下：
emulator: Android emulator version 30.3.5.0 (build_id 7033400) (CL:N/A)
127.0.0.1 - - [01/Apr/2025 16:55:37] "GET /echeck/ HTTP/1.1" 200 39
handleCpuAcceleration: feature check for hvf
emulator: ERROR: x86_64 emulation currently requires hardware acceleration!
CPU accel...
android asynctask sending callbacks to ui [duplicate]
...s answer got quite popular, I want to add some things.
If you're a new to Android development, AsyncTask is a fast way to make things work without blocking UI thread. It does solves some problems indeed, there is nothing wrong with how the class works itself. However, it brings some implications, s...
Android - Writing a custom (compound) component
The Android app I'm currently developing has a main activity that has grown quite large. This is mainly because it contains a TabWidget with 3 tabs. Each tab has quite a few components. The activity has to control of all those components at once. So I think you can imagine that this Activity has l...