Tutorial by Examples: n

For enabling ProGuard configurations for your application you need to enable it in your module level gradle file. you need to set the value of minifyEnabled true. You can also enable shrinkResources true which will remove resources that ProGuard flaggs as unused. buildTypes { release { ...

public class ShakeDetector implements SensorEventListener { private static final float SHAKE_THRESHOLD_GRAVITY = 2.7F; private static final int SHAKE_SLOP_TIME_MS = 500; private static final int SHAKE_COUNT_RESET_TIME_MS = 3000; private OnShakeListener mListener; pri...

First of all you need to setup your project adding Firebase to your Android project following the steps described in this topic. Set up Firebase and the FCM SDK Add the FCM dependency to your app-level build.gradle file dependencies { compile 'com.google.firebase:firebase-messaging:11.0.4' } ...

This annotation ensures that only the valid integer constants that you expect are used. The following example illustrates the steps to create an annotation: import android.support.annotation.IntDef; public abstract class Car { //Define the list of accepted constants @IntDef({MICROCA...

Open Android Monitor Tab Click on Screen Capture Button

Open Android Device Monitor ( ie C:<ANDROID_SDK_LOCATION>\tools\monitor.bat) Select your device Click on Screen Capture Button

Example below saves a screenshot on Devices's Internal Storage. adb shell screencap /sdcard/screen.png

If you use Linux (or Windows with Cygwin), you can run: adb shell screencap -p | sed 's/\r$//' > screenshot.png

A Gemfile is the standard way to organize dependencies in your application. A basic Gemfile will look like this: source 'https://rubygems.org' gem 'rack' gem 'sinatra' gem 'uglifier' You can specify the versions of the gem you want as follows: # Match except on point release. Use only 1.5....

To setup for using Android Gradle Plugin you need many things: java gradle the Android project folder structure an Android Manifest initial plugin setup The easiest way to get all of them is to follow these steps: Donwload and Install Java OpenJDK version 6 or 7 (you can use 8 with addi...

@Override public void onMessageReceived(RemoteMessage remoteMessage) { // ... // TODO(developer): Handle FCM messages here. Log.d(TAG, "From: " + remoteMessage.getFrom()); // Check if message contains a data payload. if (remoteMessage.getData().size() > 0) ...

- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo fetchCompletionHandler:(void (^)(UIBackgroundFetchResult))completionHandler { // If you are receiving a notification message while your app is in the background, // this callback will no...

This basic example counts at different rates on two threads that we name sync (main) and async (new thread). The main thread counts to 15 at 1Hz (1s) while the second counts to 10 at 0.5Hz (2s). Because the main thread finishes earlier, we use pthread_join to make it wait async to finish. #include ...

Knitr is an R package that allows us to intermingle R code with LaTeX code. One way to achieve this is inline code chunks. This apporach is demonstrated below. # r-noweb-file.Rnw \documentclass{article} \begin{document} This is an Rnw file (R noweb). It contains a combination of LateX and ...

Knitr is an R package that allows us to intermingle R code with LaTeX code. One way to achieve this is internal code chunks. This apporach is demonstrated below. # r-noweb-file.Rnw \documentclass{article} \begin{document} This is an Rnw file (R noweb). It contains a combination of LateX a...

To create a search form, enter the following code <%= form_tag("/search", method: "get") do %> <%= label_tag(:q, "Search for:") %> <%= text_field_tag(:q) %> <%= submit_tag("Search") %> <% end %> form_tag: This is t...

Checkboxes <%= check_box_tag(:pet_dog) %> <%= label_tag(:pet_dog, "I own a dog") %> <%= check_box_tag(:pet_cat) %> <%= label_tag(:pet_cat, "I own a cat") %> This will generate the following html <input id="pet_dog" name="pet_dog&q...

Assuming an implicit parameter list with more than one implicit parameter: case class Example(p1:String, p2:String)(implicit ctx1:SomeCtx1, ctx2:SomeCtx2) Now, assuming that one of the implicit instances is not available (SomeCtx1) while all other implicit instances needed are in-scope, to creat...

This is an example of a package-info.java file that binds an XML namespace to a serializable Java class. This should be placed in the same package as the Java classes that should be serialized using the namespace. /** * A package containing serializable classes. */ @XmlSchema ( xmlns = ...

SQL Server 2016 Splits a string expression using a character separator. Note that STRING_SPLIT() is a table-valued function and therefore must be used within FROM clause. Parameters: string. Any character type expression (char, nchar, varchar or nvarchar) seperator. A single character expressi...