Blog: software cave |
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210 blogs
updated: 59 min. ago
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Most of the objects in Java are mutable. It means that their state/fields can be changed after the object was created. The examples of those...
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Removing empty directory in Java is as simple as calling File.delete() (standard IO) or Files.delete() (NIO) method. However, if the folder ...
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File management (good old CRUD: create, read, update, delete) is quite common operation in software development. In this short post I would ...
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In the previous post I have shown how to easily map a collection (e.g. Set or List) of simple types in JPA. Today I would like to present ho...
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JPA framework provides good support for mapping collections of value types. The value types can be either simple types like Integer or Strin...
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SOAP web services are often used in commercial software. If we plan to use existing SOAP web service, we should receive a WSDL file which de...
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Today I would like to quickly mention java.util.Objects class. The JavaDoc documentation for this class says: This class consists of static ...
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Before Java 8 interfaces could only contain static fields (usually simple constants) and abstract methods. Java 8 provided the ability to de...
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Recent versions of JPA provide a feature to automatically create the database objects (like tables, sequences or indexes), load initial data...
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Reading text files from hard disk is quite common task in software development practice. Usually we are interested in processing it line by ...
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