How to convert String to int in Java
How to convert String to int in Java using Integer.parseInt and Integer.valueOf methods. Simple example provided.
How to generate tables from entities using EclipseLink
How to generate entities from tables using EclipseLink. Simple example using one-to-one database relationship. @MappedSuperclass example included
How to define one-to-one relationship in MySQL
How to define one-to-one relationship in MySQL using the foreign key and unique property to limit the row count from the child table
ISO8583 flows, fields meaning and values
ISO8583 message flows, data elements values and meanings. Message flows examples, most used data elements and values.
How to read and write files in Java
How to read and write files in Java using BufferedReader and BufferedWriter. The example highlights the classic resource release and try-with-resource approach.
Java Exceptions handling
How to handle exceptions in Java. Checked and unchecked exceptions example using custom implementation.
