How to change the color of a button?
You can change the colour two ways; through XML or through coding. I would recommend XML since it’s easier to follow for beginners. XML: You can also use hex values ex. Coding:
android
Closing Application with Exit button
Below used main.xml file and text.java file is below
Why is the Android emulator screen blank?
I have recently installed Android Studio and all its updates using sdks manager. When I try to start the emulator i can see this: emulator -netdelay none -netspeed full -avd Nexus_5_API_21_x86 HAX is working and emulator runs in fast virt mode It seems good. The emulator start but only thing i can see is a … Read more
Detect a finger swipe through JavaScript on the iPhone and Android
Simple vanilla JS code sample:
Detect a finger swipe through JavaScript on the iPhone and Android
Simple vanilla JS code sample: Tested in Android.
Error inflating class android.support.design.widget.FloatingActionButton
Tried your code, the problem is with the 23.4.0 library. Upgrade to 24.+ , there’s no error in that lib. For example : You need to change the compile version to 24 too.
syntax error: insert } to complete ClassBody
You really want to go to the top of your file and do proper and consistent indention all the way to the bottom. For example… Odds are, somewhere along the line, you are missing a }. Your description isn’t super clear, but if the code you posted is how you actually have it formatted in … Read more
void is an invalid type for this variable
Your onRadioButtonClicked is contained within your onCreate method—make them separate methods. Add a closing brace } after:
Service vs IntentService in the Android platform
Tejas Lagvankar wrote a nice post about this subject. Below are some key differences between Service and IntentService. When to use? The Service can be used in tasks with no UI, but shouldn’t be too long. If you need to perform long tasks, you must use threads within Service. The IntentService can be used in long tasks usually with no communication … Read more
How to solve failed to find build tools revision 26.0.2?
Android Studio is looking for build tools 26.0.2, but build tools 27.0.3 is already released for Android Oreo 8.1 I am not totally sure why, but Android Studio doesn’t set the build tools in the gradle “app” file anymore. So here is how I fixed it. You get two options. Method 1 – Install the … Read more