Community driven content discussing all aspects of software development from DevOps to design patterns. Notice how the output includes only the first String the Java Scanner read. The rest of the text ...
Describe the usage question you have. Please include as many useful details as possible. Now I have a VectorSchemaRoot. I can see to iterate over the batch with getVector and then getObject. But the ...
Nested classes are classes that are declared as members of other classes or scopes. Nesting classes is one way to better organize your code. For example, say you have a non-nested class (also known as ...
Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...
spark { spark.app.name = "waterdrop_mysql_to_hive" spark.executor.instances = 2 spark.executor.cores = 1 spark.executor.memory = "1g" } input { mysql{ url = "jdbc ...
Iterators in Java typically expect exclusive access to the data structure they loop through. If another thread tries to modify a collection of objects while an ...
One of the features that make Java so powerful, is its object-oriented structure. This means that Java uses classes and objects to create more scalable, modular, and organized code. This can be a ...
The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may ...
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