Cannot resolve symbol AppCompatActivity – Support v7 libraries aren’t recognized?

For me, Even after upgrading to appcompat-v7:22.1.0, in which AppCompatActivty is added, the problem was not resolved for me, Android Studio was giving same problem Cannot resolve symbol ‘AppCompatActivity’ Sometimes clearing the android studio caches help. In android studio I just cleared the caches and restarted with the following option– File->Invalidate Caches/Restart

Android Device not recognized by adb

My Android device isn’t recognized by eclipse nor adb anymore. My OS is Windows 7 64-bit, and I’m using a Nexus 4 with Stock Android 4.4.2. Here are some details on the problem: Yesterday I could run Android Projects from eclipse on my device with no problems. The only thing that I did on eclipse, … Read more

SDK Location not found in android studio

You should also change it on Project Structure. Close the current project and you’ll see pop up with dialog which will then proceed to Configure option.Configure -> Project Defaults -> Project Structure -> SDKs on left column -> Android SDK Home Path -> give the exact path as you did on and select Valid … Read more

SDK Location not found in android studio

A quick note about this if trying to run a Facebook sample and this error pops up, make sure you select the build.gradle file in the root of Facebook sdk, for all the samples when ‘opening an existing project’. I got this error when I tried to open the gradle for just the Scrumptious sample … Read more