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Advanced OOP Features

Read more about the article Understand the Factory Method Pattern in Java

Understand the Factory Method Pattern in Java

  • Post author:Noel Kamphoa
  • Post published:June 19, 2025
  • Post category:Java Intermediate/Implement Inheritance and Use Records/Advanced OOP Features/Core Java Tutorials

Learn how the Factory Method Pattern in Java enables flexible object creation, promotes clean code, and supports the Open/Closed Principle.

Continue ReadingUnderstand the Factory Method Pattern in Java
Read more about the article Verify Object Type Before Casting

Verify Object Type Before Casting

  • Post author:Noel Kamphoa
  • Post published:June 13, 2025
  • Post category:Core Java Tutorials/Java Intermediate/Advanced OOP Features

Learn to verify object type before casting in Java to prevent ClassCastException and ensure safe, stable, and readable generic code.

Continue ReadingVerify Object Type Before Casting
Read more about the article Sealed Classes and Interfaces In Java

Sealed Classes and Interfaces In Java

  • Post author:Noel Kamphoa
  • Post published:October 27, 2024
  • Post category:Core Java Tutorials/Java Intermediate/Advanced OOP Features

Explore Java's sealed classes and interfaces, their uses, and how they enhance control over subclassing and improve code safety.

Continue ReadingSealed Classes and Interfaces In Java
Read more about the article Records In Java

Records In Java

  • Post author:Noel Kamphoa
  • Post published:September 20, 2024
  • Post category:Core Java Tutorials/Java Intermediate/Advanced OOP Features

Learn how to use Java Records to simplify data modeling with immutable data, automatic method generation, and concise syntax in your apps.

Continue ReadingRecords In Java

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nkamphoa Noel KAMPHOA @nkamphoa ·
24 Mar

Learn how to format numbers in Java using NumberFormat and DecimalFormat, including currency, percentages, and custom symbols.
https://nkamphoa.com/format-numbers-in-java/

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nkamphoa Noel KAMPHOA @nkamphoa ·
24 Mar

⚖️Your thoughts in the comments.
#Java #BackEnd #Programming #Coding

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