Tagged: Java

Java Stream distinct by property

Java introduced the powerful Stream API to support functional-style operations. This tutorial will show how to find distinct elements of Stream by property or attribute. Find distinct elements natively Returns a stream consisting of...

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Jaxb marshal to String

When working with JAXB, sometimes you want a String representation of your XML. This tutorial will show how to JAXB marshal to String. Below the code of marshaling to String.

   

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Delete files with extension in Java

Sometimes you need to delete files having certain extension within a directory. Two approach are possible, you can either list all files within the directory and check their extension before deletion or list only files having the extension using...

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4 ways to copy file in Java

There is several ways to copy file from one location to another. 4 ways will be shown here : Writing a InputStream to an OutputStream Using FileChannel Using java.nio.file.Files Using Apache Commons IO FileUtils

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3 ways to append content to file in Java

There are several ways to append content to an existing file in Java. Below three ways to do it : Using FileWriter Using java.nio.file.Files Using Apache Commons IO FileUtils 1- Using FileWriter JDK 1.4+ Since...

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Java LDAP SSL authentication

In this article, we will see how to make a secured LDAP authentication using Java. First thing to do is importing the trust certificate to Java keystore. The default java keystore is named cacerts and...

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