Let's now look at the elements of the Android Studio environment with your new project open. When it creates a new project, Android Studio opens the layout and Activity files for editing, as well as loads a preview of your app's UI on a virtual device screen.ndroid Studio will build your project and create a folder for it in the workspace. Like Eclipse, Android Studio manages the files for a project in a single directory and they are all saved inside a folder named AndroidStudioProjects onto your system. Tip: Android Studio can be pretty unstable.
Ear swelling. Ear swelling: Introduction. Ear swelling: Swelling of the ear - usually due to inflammation or infection. See detailed information below for a list of 38 causes of Ear swelling, Symptom Checker, Assessment Questionnaire, including diseases and drug side effect causes.
Painful lumps behind ear causes include: 1  Abscess â These are lumps that develop when tissue or cells become infected. 2  Dermatitis â This takes place when waxy dead skin cells or dry skin builds up and is joined by inflammation and redness. 3  Mastoiditis â The mastoid bone is found behind the ear and can get infected.