ubuntu 9.04 + eclipse 3.4.2 + android

Env: ubuntu 9.04 + eclipse 3.4.2

1. get eclipse 3.4.2
2. config eclispe to include the cupcake code tree
    https://sites.google.com/a/android.com/opensource/using-eclipse
    a) cd $CUPCAKE && make
    b) cp development/ide/eclipse/.classpath . && chmod u+w .classpath  # Make the copy writable
        modify .classpath to delete all nonexisting path and files
    c) modify $ECLIPSE_INSTALL_PATH/eclipse.ini [-Xms128m -Xmx512m]
    d) start eclipse: [File > New > Java Project] --> [Create project from existing source], select $CUPCAKE
    
3. setup android sdk
    a) cd $CUPCAKE && make sdk;  then get zip file: android-sdk_eng.iibull_linux-x86.zip
    b) cd $CUPCAKE/prebuild/toolchain/; unzip android-sdk_eng.iibull_linux-x86.zip
    c) vi ~/.bashrc; export PATH= $CUPCAKE/prebuild/toolchain/android-sdk_eng.iibull_linux-x86/tools:$PATH

4. install plugin adt [http://www.chinaup.org/docs/intro/installing.html#installingplugin]
    a) eclipse &; [Help --> Software Updates --> Available Software], add URL: http[s]://dl-ssl.google.com/android/eclipse/ --> [install ...] --> finish
    b) restart eclipse, update your Eclipse preferences , and make a reference to your sdk folder:
           [Window > Preferences] --> select Android --> locate SDK tab and [Browse] -> Apply
          
5. make hello world apk for android [http://www.chinaup.org/docs/intro/hello-android.html]
    a) File > New > Project  --> android project
    b) fill package name and activity name
    c) finish
    d) modify main.xml and string.xml and your java code
    e) run it in emulator