Add static libraries *.jar to Android.mk based build

in Android.mk

LOCAL_STATIC_JAVA_LIBRARIES := mylocaljar

LOCAL_PREBUILT_STATIC_JAVA_LIBRARIES := mylocaljar: mylocaljar.jar

mylocaljar.jar should be in root directory of the project. Look at the Calculator app's Android.mk in Android tree as an example

Fragments for All

http://android-developers.blogspot.com/2011/03/fragments-for-all.html

Blogpost code highlighting

Here I found how to highlight code in my blogposts on Blogspot. It's still not ideal because it doesn't support the original indentation but better nothing.

Automatic thread

Nice piece of code from Android e-mail client

public static AsyncTask runAsync(final Runnable r) 
{  return new AsyncTask() {
       @Override 
       protected Void doInBackground(Void... params) {
            r.run();
            return null;
       }}.execute();
    }
    runAsync(new Runnable() {
      @Override
      public void run() {}}
    );

Copy entire directory tree in Linux

cp -r srcdir destdir