Installing Android Studio

Installing Android Studio Beta

A new Android development environment based on IntelliJ IDEA.
The official Android IDE once it's ready.

summary of ref. http://developer.android.com/sdk/installing/index.html?pkg=studio

Capabilities

• Flexible Gradle -based build system.
• Build variants and multiple APK generation.
• Expanded template support for Google Services and various device types.
• Rich layout editor with support for theme editing.
• Lint tools to catch performance, usability, version compatibility, and other problems.
• ProGuard and app-signing capabilities.
• Built-in support for Google Cloud Platform,, making it easy to integrate Google Cloud Messaging and App Engine.

Caution: Android Studio is currently in beta. Some features are not yet implemented and you may encounter bugs. If you are not comfortable using an unfinished product, you may want to instead download (or continue to use) Eclipse with ADT.

SYSTEM REQUIREMENTS

Windows	Mac OS	Linux
Microsoft Windows 8, 7, Vista, 2003, or XP (32 or 64 bit) 1 GB of RAM minimum, 2 GB recommended 400 MB of disk space At least 1 GB of additional disk space for the Android SDK, emulator system images, and caches 1280x800 minimum screen resolution Java Development Kit (JDK) 6 or higher	Mac OS X 10.5 or higher, up to 10.9 (Mavericks) 1 GB of RAM minimum, 2 GB recommended 400 MB of disk space At least 1 GB of additional disk space for the Android SDK, emulator system images, and caches 1280x800 minimum screen resolution Java Runtime Environment (JRE) 6 * Java Development Kit (JDK) 6 or JDK 7 * On Mac OS, run Android Studio with Java Runtime Environment (JRE) 6 for optimized font rendering. You can then configure your project to use Java Development Kit (JDK) 6 or JDK 7.	GNOME or KDE desktop 1 GB of RAM minimum, 2 GB recommended 400 MB of disk space At least 1 GB of additional disk space for the Android SDK, emulator system images, and caches 1280x800 minimum screen resolution Oracle Java Development Kit(JDK) 6 or JDK 7

Note: Java Development Kit (JDK) 7 is required if you're targeting the Android L Developer Preview.

INSTALLATION

Windows
1. Open command prompt terminal
2.  type: javac -version
3. If JDK is not istalled  or version < 6
4. Download JDK
5. Install JDK
6. Add system variable  Start menu > Computer > System Properties > Advanced System Properties >  Advanced tab > Environment Variables
JAVA_HOME
C:\Program Files\Java\jdk1.8.0_11\bin
7. Download Android Studio
8.  Install Android Studio
android-studio-bundle-<version>.exe.
9. Tools and other SDK packages
\Users\<user>\AppData\Local\Android\android-studio\sdk\
Mac OSX
1. Download Android Studio
2. Open android-studio-bundle-<version>.dmg.
3. Drag and drop into Applications folder.
4. If warning "package is damaged":
   System Preferences > Security & Privacy
   Allow applications downloaded from > Anywhere
   Open Android Studio again.
5. Tools and other SDK packages: /Applications/Android\ Studio.app/sdk/
Linux
1. Unpack android-studio-bundle-<version>.tgz into applications folder
2. In a terminal android-studio/bin/ execute studio.sh 
3. Add android-studio/bin/ to your PATH environmental variable
CONTINUE: ADDING SDK PACKAGES