Minor updates

vogella · vogella · commit 08df79a60910 · 2017-07-31T17:26:26.000+02:00
diff --git a/com.vogella.android.github.issuetracker/app/build.gradle b/com.vogella.android.github.issuetracker/app/build.gradle
@@ -5,7 +5,7 @@ android {
     buildToolsVersion "25.0.3"
     defaultConfig {
         applicationId "com.vogella.android.github.issuetracker"
-        minSdkVersion 15
+        minSdkVersion 21
         targetSdkVersion 25
         versionCode 1
         versionName "1.0"
diff --git a/com.vogella.android.rxjava.simple/app/build.gradle b/com.vogella.android.rxjava.simple/app/build.gradle
@@ -17,7 +17,12 @@ android {
         targetSdkVersion 23
         versionCode 1
         versionName "1.0"
+
+        jackOptions {
+            enabled true
+        }
     }
+
     buildTypes {
         release {
             minifyEnabled false
diff --git a/com.vogella.android.rxjava.simple/app/src/main/java/com/vogella/android/rxjava/simple/ColorsActivity.java b/com.vogella.android.rxjava.simple/app/src/main/java/com/vogella/android/rxjava/simple/ColorsActivity.java
@@ -9,6 +9,7 @@
 import java.util.List;
 
 import io.reactivex.Observable;
+import io.reactivex.disposables.Disposable;
 
 
 public class ColorsActivity extends AppCompatActivity {
@@ -25,7 +26,7 @@ protected void onCreate(Bundle savedInstanceState) {
 
     private void createObservable() {
         Observable<List<String>> listObservable = Observable.just(getColorList());
-        listObservable.subscribe(colors -> simpleStringAdapter.setStrings(colors));
+        Disposable subscribe = listObservable.subscribe(colors -> simpleStringAdapter.setStrings(colors));
 
     }
 
diff --git a/com.vogella.android.temperatureconverter.mvp/build.gradle b/com.vogella.android.temperatureconverter.mvp/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.4.0-alpha4'
+        classpath 'com.android.tools.build:gradle:2.3.0'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files

Original file line number	Diff line number	Diff line change
`@@ -5,7 +5,7 @@ buildscript {`
`5`	`5`	`jcenter()`
`6`	`6`	`}`
`7`	`7`	`dependencies {`
`8`		`- classpath 'com.android.tools.build:gradle:2.4.0-alpha4'`
	`8`	`+ classpath 'com.android.tools.build:gradle:2.3.0'`
`9`	`9`
`10`	`10`	`// NOTE: Do not place your application dependencies here; they belong`
`11`	`11`	`// in the individual module build.gradle files`