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What is 'Context' on Android?
In Android programming, what exactly is a Context class and what is it used for?
30 Answers
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Difference between an API and SDK
... I agree with this definition, but at the same time wonder why iOS and Android use the term API for e.g. the Bluetooth library (iOS Core Bluetooth API, Android Bluetooth APIs)?
– tamberg
Oct 11 '19 at 9:26
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Auto Scale TextView Text to Fit within Bounds
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From June 2018 Android officially started supporting this feature for Android 4.0 (API level 14) and higher.
Check it out at: Autosizing TextViews
With Android 8.0 (API level 26) and higher:
<?xml version="1.0" encoding="utf-8"?>
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模拟器不能正常朗读文本的解决方法 - App应用开发 - 清泛IT社区，为创新赋能！
... Play Store 或其他 APK 下载平台）。搜索并安装 Google Text-to-Speech Engine（Google 文字转语音引擎）。安装完成后，进入系统设置 → 语言和输入法 → 文字转语音 → 选择 Google TTS 引擎作为默认引擎。其他语音引擎：如果无法使用 Google...
Problems with Android Fragment back stack
I've got a massive problem with the way the android fragment backstack seems to work and would be most grateful for any help that is offered.
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Replacing all non-alphanumeric characters with empty strings
... {IsDigit} doesn't work for me and {Digit} does is that I'm trying this on Android. And Android has UNICODE_CHARACTER_CLASS turned on by default. Thanks for clearance.
– Jakub Turcovsky
Apr 30 '18 at 11:28
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Edit changeset comment after updates have been checked in to TFS
... are interested in
Above the changeset details panel click on the little speech bubble with the plus sign, a textbox will appear and you can enter your comment - hitting Enter will save the comment.
Note that it is possible to create a series of comments via this method, which is not possible v...
Static nested class in Java, why?
...e of static nested class.
Example for such kind of usage, you can find in Android R.java (resources) file.
Res folder of android contains layouts (containing screen designs), drawable folder (containing images used for project), values folder (which contains string constants), etc..
Sine all the f...
Android accelerometer accuracy (Inertial navigation)
I was looking into implementing an Inertial Navigation System for an Android phone, which I realise is hard given the accelerometer accuracy, and constant fluctuation of readings.
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Best practice for storing and protecting private API keys in applications [closed]
...from such self-documenting code is trivial, for instance with the standard Android tool dx.
You can apply ProGuard. It will leave the key strings untouched, but it will remove the constant names. It will also rename classes and methods with short, meaningless names, where ever possible. Extracting t...