Which storage directory should I use for storing on Android 6+
Android File System Structure Android uses the Linux file system structure which has a single root. So, both internal storage and external storage are directories which »
Disabling notification vibration on Android 8
Starting in Android 8.0 (API level 26), all notifications must be assigned to a channel or it will not appear. NotificationChannel is a new notification »
Lightweight Generics in Objective-C
Except for Swift interoperability, using lightweight generics can make your Objective-C code more readable and self-inspection. Lightweight generics was introduced in WWDC 2015, they named it »
Mockito mocking parameterized class in Kotlin
If you try to mock parameterized class in Kotlin with Mockito val mockMyClass = mock<MyClass<String>>(MyClass<String>::class.java) »
“Incompatible types” Calling Kotlin class with generic interface from Java
// Interface from Java public interface JavaInterface<T> { void process(T var1); } // Class from Kotlin class KotlinClass : JavaInterface<List<String>> { override »
Which nullness annotation you should use on Android?
I noticed that calling some Android SDK method from Kotlin I got Platform Type instead of null-safety type even Android SDK .java file contains @Nullable annotation. »
Cannot scroll scrollable content inside ViewPager as BottomSheet of CoordinatorLayout?
If you had multiple scrollable contents inside ViewPager as BottomSheet of CoordinatorLayout. You might notice that your scrollable contents unable to scroll except the first one. »
Android debugging over Wi-Fi
My MacBook USB-C hub cannot serve Huawei Nexus 6P USB cable connection well. What matters is not only it often been disconnected but affect other USB »
MockitoConfiguration if using Retrofix + RxJava
What is MockitoConfiguration? Use it to configure Mockito. For now there are not many configuration options but it may change in future. In most cases you »
Kotlin compiler unresolved reference on Java classes
Unresolved reference: JavaClass1 Unresolved reference: JavaClass2 Unresolved reference: JavaClass3 Unresolved reference: JavaClass4 Unresolved reference: JavaClass5 Unresolved reference: JavaClass6 Unresolved reference: JavaClass7 ... Some Java classes cannot be »