Core Java
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Difference between JVM, JIR, JRE, and JDK in Java
JRE, JVM, and JDK are three terms you often heard in conjunction with Java programming language, and most people either…
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What’s the difference between map() and flatMap() methods in Java 8?
A quick guide to learn what’s the difference between Stream.map() and Stream.flatMap() methods in Java 8. 1. Overview In this…
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Adding Partition To Existing Table In Oracle
Learn How To Add Partition To Existing Table In Oracle. New changes to partition in Oracle 12c. partitioned table using…
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How to create a thread without implementing the Runnable interface in Java?
A quick programming guide to creating a thread without using the Runnable interface in java. This can be achieved using…
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Adding Range Type in Java
1. Introduction Modern and more recent programming languages have the concept of a range type. Programming languages such as Python,…
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Java String API regionMatches()
Quick guide to Java String API regionMatches() Method with Examples. This method is used to compare two sub strings. Syntax:…
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Java 8 Optional filter()
A quick example guide to Java 8 Optional filter() Method. filter(Predicate predicate) method used to return a Optional object for…
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How to change procedural code into object-oriented one?
What style should Clean Code be written in? Clean Code is not always object-oriented. Sometimes it will be written in…
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Java Compress/Decompress String/Data
Java provides the Deflater class for general purpose compression using the ZLIB compression library. It also provides the DeflaterOutputStream which…
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