dominicthomas’s gists

dominicthomas / Android .gitignore

Created October 22, 2013 20:17

Android Studio / Gradle .gitignore, with exclusions for eclipse, maven and ant as well.

	#==== Android Studio / Gradle

	# built application files
	*.apk
	*.ap_

	# files for the dex VM
	*.dex

	# Java class files

dominicthomas / Nodejs admin permissions

Created October 22, 2013 20:19

Use after a fresh node install to make sure root and admin have group ownership and write permissions to the said folders. This ensures you can run 'npm install -g' without have to use sudo.

	cd /usr/local/lib/
	sudo chown -R :admin node_modules/ node/ dtrace/
	sudo chown -R root node_modules/ node/ dtrace/
	sudo chmod g+x node_modules/ node/ dtrace/

dominicthomas / Android - Create Signing Key

Created October 22, 2013 20:24

Generates a 2,048 bit RSA key pair and self-signed certificate (SHA1withRSA) with a validity of 10,000 days

keytool -genkey -v -keystore my-release-key.keystore -alias alias_name -keyalg RSA -keysize 2048 -validity 10000

dominicthomas / Android - Verifiy Signed

Created October 22, 2013 21:21

Verify apk is signed

jarsigner -verify -verbose -certs my_application.apk

dominicthomas / Update gradlew

Created October 23, 2013 10:07

Update the gradle wrapper. To update the system gradle use the guide here http://devopsnet.com/2012/05/24/upgrading-gradle/. The graddlew wrapper is packaged in with your project so is independent of the gradle version on your system.

gradlew with --refresh-dependencies

dominicthomas / ActionBar - Set Title & Logo

Created October 28, 2013 18:05

	// use this to explicitly show a title and set a logo
	getActionBar().setDisplayOptions( ActionBar.DISPLAY_SHOW_HOME \| ActionBar.DISPLAY_SHOW_TITLE);
	getActionBar().setDisplayUseLogoEnabled(true);
	getActionBar().setDisplayShowTitleEnabled(true);
	getActionBar().setDisplayShowHomeEnabled(true);
	getActionBar().setLogo(R.drawable.ic_launcher);
	getActionBar().setTitle("I AM A TITLE!");

dominicthomas / Android ViewTreeObserver

Created November 1, 2013 14:41

How to add and remove a viewtreeobserver to an android view. This lets you call stuff when the view is finished rendering.

	final ViewTreeObserver vto = myview.getViewTreeObserver();
	vto.addOnGlobalLayoutListener(new OnGlobalLayoutListener() {
	@SuppressLint("NewApi")
	@Override
	public void onGlobalLayout() {
	// do stuff

	// remove this layout listener - as it will run every time the view updates
	if (myview.getViewTreeObserver().isAlive()) {
	if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {

dominicthomas / Dialog - Custom layout

Created November 22, 2013 15:25

Simple dialog using a custom layout displayed full screen over the content, with no title or border etc..

	private Dialog getCustomDialog(String productSpecs) {
	final Dialog dialog = new Dialog(this, R.style.Dialog);
	dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
	dialog.getWindow().setBackgroundDrawable(new ColorDrawable(0));
	dialog.setCancelable(true);
	dialog.setContentView(R.layout.some_layout);
	// dialog.findViewById stuff here...
	return dialog;
	}

dominicthomas / Android Apk Info Dump

Created November 28, 2013 12:41

See package name, version and permissions of an apk.

aapt dump badging your.apk

dominicthomas / Android - Launch another app

Created November 28, 2013 16:16

Launch another app using an intent with package name if app has a launcher activity or using package name and class name of main activity.

	// only works if app has a launcher activity
	Intent launchIntent = getPackageManager().getLaunchIntentForPackage("com.example.yourapp");
	startActivity(launchIntent);

	// works if we know the name of the main activity, even if not a launcher
	Intent intent = new Intent(Intent.ACTION_MAIN);
	intent.setClassName("com.example.yourapp", "com.example.yourapp.MainActivity");
	startActivity(intent);

Dominic Thomas dominicthomas