InfoWorld

What you need to know about Java wrapper classes

Have you ever wondered how Java seamlessly combines its primitive data types with object-oriented programming? Enter wrapper classes, an important but often overlooked Java feature. These special ...
TWCN Tech News

Java is not recognized as internal or external command

There are various instances of this issue that we get such as JAVAC’, JRE, ‘MVN’, JAR’ is not recognized as an internal or external command, operable program or batch file, ‘Java’ is not recognized as ...
GitHub

IllegalStateException java.lang.NullPointerException: Attempt to invoke interface method 'boolean com.swmansion.reanimated.layoutReanimation.NativeMethodsHolder.hasAnimation ...

java.lang.NullPointerException: Attempt to invoke interface method 'boolean com.swmansion.reanimated.layoutReanimation.NativeMethodsHolder.hasAnimation(int, int)' on ...
TheServerSide

A primer on Java 21 virtual threads with examples

On the day before Thanksgiving 2020, the Amazon Kinesis data streaming service in AWS' main region US-East-1 went down for several hours. The company explained the outage in its subsequent failure ...
InfoWorld

Java XML and JSON: Document processing for Java SE, Part 2: JSON-B

In this article, we’ll continue exploring XML and JSON in Java 11 and beyond. Examples in this article will introduce you to JSON-B, the JSON Binding API for Java. After a quick overview and ...
GitHub

VideoPlayerController - Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference

PlatformException: PlatformException(error, Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference, null) File "message_codecs.dart", line 551, ...