My app uses LottieAnimationView for crash reporting.This bug was discovered by automated testing，This is an occasional bug, I can't reproduce. This is what crash shows: ...

It’s easy to remove duplicates from a list in Java. There are a variety of functions in Java that simplify that process. Finding duplicates in a Java list? That’s actually a bit more complicated, but ...

Copying objects is a common Java programming operation that has one serious trap. Here's how to avoid copying from an object reference and only copy the instance and values you want.

When I see Exceptions of the nature ClassCastExceptions, especially casting from java.util.ArrayList to [B (byte array) in this case, or ClassNotFoundExceptions / NoClassDefFoundErrors, or ...

Java object serialization is a feature of the JDK that is far too often overlooked. When a developer puts together a prototype or cooks up a proof of concept, simply saving a serialized Java object to ...

In fact, we can get much better performance adding items to an array not by using the basic array data structure but but using the .NET System.Collections.ArrayList object.

In this blog we will learn about arraylist. arraylist is one of the collection class of collection framework. it is a way of storing elements dynamically in an array. it implements the list interface ...