Article Introduction：Looking at Oracle's Java Downloads page, we see the following downloadable LTS versions of Java: Java 8 Java 11 Java 17 Java 21 And while you can just run java -version in the Terminal to see the current Java version, sometimes you just want a bi

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Article Introduction：This article is an overview of memory management in Java. It explains key components of the Java Virtual Machine (JVM), including the stack, heap, and garbage collection. Memory management in Java is essential for various reasons. Java Virtual Ma

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Article Introduction：How to Unescape a Java String Literal in Java?Problem:While processing Java source code using Java, you encounter the need to extract string...

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Article Introduction：Can Java 8 Code Execute on a Java 7 Virtual Machine?Java 8 introduced groundbreaking language advancements, including lambda expressions. With...

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Article Introduction：Java Constructors: Java constructors or constructors in Java is a terminology used to construct something in our programs. A constructor in Java is a special method that is used to initialize objects. The constructor is called when an object of a cl

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Article Introduction：Access Restriction on Required Library rt.jar: Can Java 1.4 Code Be Compiled on Java 5 Without Recreating Stubs?When attempting to compile Java...

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Article Introduction：Can Java 8 Source Code Run on Java 7 JVM?With the introduction of Java 8, significant language advancements, such as lambda expressions, have...

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Article Introduction：Understanding "java.lang.OutOfMemoryError: Java heap space"The error "java.lang.OutOfMemoryError: Java heap space" occurs when a Java program...

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Article Introduction：Java Constructor Inheritance: Why Not?Unlike other object-oriented languages, Java does not inherit constructors. When a subclass inherits from a...

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Article Introduction：Setting the User Agent of a Java URLConnection Without Java AdditionIn Java, setting the User-Agent property of a URLConnection typically adds...

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Article Introduction：Empty Strings Removal in String.split() in Java 8In Java 8, the behavior of String.split() has undergone changes compared to its predecessor, Java...

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Article Introduction：Migrating from Java 8 to Java 17 and Spring 2.3.2 to 3.2.2: Lessons Learned and Key Challenges: Recently, I worked on a project involving the migration of an application from Java 8 to Java 17 and from Spring 2.3.2 to 3.2.2. This upgrade brough

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Article Introduction：Understanding the Java Compiler Class In Java, native code refers to code executable within the Java Virtual Machine (JVM). The Compiler class facilitates the conversion of Java code into native code. It's a public class residing within the java.la

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Article Introduction：Decompiling Java Class Files: Tools and CapabilitiesMany Java developers encounter the need to decompile Java class files to analyze optimized...

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Article Introduction：Java 8 Bytecode Compatibility with Java 7 Virtual MachineJava 8 introduced significant language enhancements, such as lambda expressions. This...

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Article Introduction：Creating a Simple HTTP Server in Java with the Java SE APIThe Java SE API provides the HttpURLConnection class for HTTP client Funktionalität....

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Article Introduction：How to Unescape a Java String Literal in Java?Problem:In Java, you have Java string literals that require unescaping before being passed to...

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Article Introduction：Finalization of Strongly Reachable Objects in Java 8Java 7 to Java 8 upgrade may occasionally result in an exception indicating stream closure...

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Article Introduction：Why Java Interfaces Do Not Allow Static MethodsJava 8 UpgradeAs of Java 8, interfaces now support static methods. Additionally, they can have...

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Article Introduction：Java 8 Bytecode Compatibility with Java 7 JVMJava 8 has introduced a plethora of exciting language features, including lambda expressions....

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