Blog: how to do in java |
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222 blogs
updated: 36 min. ago
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Learn to test a Spring boot 2.4 application which has JUnit 5 dependencies. We will see some very quick and simple examples of : Unit testin...
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The JavaScript Array filter() method takes an array and a callback function as arguments, and returns a new array with all elements that pas...
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Log4j2 ConsoleAppender appends the log events generated by application into the System.out or System.err. The default target is System.err. ...
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Java 15 released on 15th Sep'2020 following the 6th-month release cycle. Java 15 continues support for various preview features in previous ...
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EdDSA (Edwards-Curve Digital Signature Algorithm) [RFC 8032] is another additional digital signature scheme added in Java 15 thorough JEP 33...
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In Java, by default, there is no restriction on a class which public interfaces it can impliment. Since Java 15, now a class or interface ca...
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The findAny() method returns an Optional describing the any element of the given stream if Stream is non-empty, or an empty Optional if the ...
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The findFirst() method returns an Optional describing the first element of the given stream if Stream is non-empty, or an empty Optional if ...
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The Java FileWriter class is for writing the text to the character-based files using a default buffer size. It uses character encoding defau...
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The Java InputStreamReader class is often used to read characters from files (or network connections) where the bytes represents text. In th...
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