How to copy files in Java
How to copy files in Java with three examples: Classic method with streams, using FileChannel class and using Files class.
GET/POST request with HttpURLConnection in Java
How to send GET and POST requests using standard HttpURLConnection class from Java. Simple examples for both methods.
How to create XML file in Java using DOM
How to create XML file in Java using DOM. Simple example with pretty printing to output the content to console or to a file.
ISO8583 flows, fields meaning and values
ISO8583 message flows, data elements values and meanings. Message flows examples, most used data elements and values.
ISO8583 financial transaction message format
Introduction to ISO8583 financial transaction message format. Parts: message type indicator, one or more bitmaps and data elements.
How to parse Google Search result in Java
How to parse Google Search result in Java using URLConnection and a regular expression to parse the response. Can be used to check the Google SERP position.
