ADevGuide Java
Java learning path from interview fundamentals to design patterns and coding problem-solving.
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Reverse An Integer In Java 8 - Simple Code Example
Series: Java Interview & Problem Solving Series
Reverse An Integer In Java Reverse an Integer in Java is a part of our Java code examples series. This is a very common question…
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Builder Design Pattern Java Real World Example
Series: Java Design Patterns Series
Builder Design Pattern The Builder Design Pattern is a classic Gang of Four creational design pattern. Unlike Pattern Design pattern, the Builder Design Pattern
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Composite Design Pattern Java Code Case Study
Series: Java Design Patterns Series
Composite Design Pattern Composite Design Pattern is a Structural Design Pattern that comes in the picture when we have a part-whole relationship. Part-whole re
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Singleton Creational Design Pattern Java Explained [6 Code Example]
Series: Java Design Patterns Series
Singleton Creational Design Pattern Singleton Creational Design Pattern is a part of the classic Gang Of Four Creational Design Patterns. These deal with the cr
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How is Java Pass by Value and Not by Reference [4 Examples]
Series: Java Interview & Problem Solving Series
Java Pass by Value and Not by Reference There is a common confusion in Java Developers especially who have worked with C/C++, whether Java is…
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All About Java Regular Expressions Regex 2019
Series: Java Interview & Problem Solving Series
Regular Expression i.e Regex is common in every predominant programming language, let it be JavaScript, Python or PHP. A regular expression, regex or regexp is&
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Adapter Design Pattern Java Real World Example [2 Implementations]
Series: Java Design Patterns Series
Adapter Design Pattern Adapter design pattern is one of the classic Gang of Four structural design patterns. As the name suggests, we use Adapter Design pattern
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Factory Method Design Pattern Java Simple Detailed Examples
Series: Java Design Patterns Series
Factory Method Design Pattern Java Factory Method design pattern also known as “Virtual Constructor” is a part of Gang of Four Creational Design Pat
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Factory Design Pattern Java Simplified [Simple Real World Example]
Series: Java Design Patterns Series
Factory Design Pattern Java Factory Design Pattern is one of the most used design pattern in Modern System Development. In Factory Design Pattern, Whenever clie
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Prototype Design Pattern Java Real World Example
Series: Java Design Patterns Series
Prototype Design Pattern Prototype Design Pattern is one of the classic Gang of Four Creational Design pattern. Prototype Design pattern is used when the Object