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Java
JDK_JAVA_OPTIONS vs JAVA_TOOL_OPTIONS
1. Introduction JDK_JAVA_OPTIONS and JAVA_TOOL_OPTIONS are environment variables used to pass Java Virtual Machine (JVM) options to configure the JVM…
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Java
IntelliJ IDEA Include External JAR Example
1. Introduction IntelliJ IDEA is an integrated development environment (IDE) developed by JetBrains. Including external JAR is essential for various…
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Core Java
PostgreSQL Hibernate 6 JSON Example
1. Introduction Hibernate 6 enhances the Object-Relational Mapping(ORM) framework by supporting JSON Data types. In this example, I will create…
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Java
Remove Insignificant Zeros From a Numeric String Example
1. Introduction Insignificant zeros refer to zeros that don’t affect the value of the number. In this example, I will…
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Core Java
Generate IPv4 Addresses From Numeric String Example
1. Introduction Internet Protocol version 4 (IPv4) is a 32-bit number that consists of four 8-bit sections (octets). Each octet…
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Java
JMeter Results Analysis
1. Introduction Apache JMeter is open-source software designed for performance testing and load testing of applications by simulating heavy traffic…
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Core Java
Fix the JsonMappingException – HashMap vs START_ARRAY token
1. Introduction In this example. I will create a simple Java project that demonstrates how to fix the JsonMappingException problem:…
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Core Java
Explaining Advanced JVM Options
1. Introduction The Java Virtual Machine (JVM) is highly customizable via its options. It includes basic configuration through standard options,…
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Java
Storing Date and Time in PostgreSQL Example
1. Introduction Handling date and time values is an essential task, especially when dealing with systems that track events, transactions,…
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