How to format XMLGregorianCalendar
How to format XMLGregorianCalendar object output using SimpleDateFormat class in Java. Simple tested example.
How to get date and time in Java
How to get current date and time in a specific format using Date, Calendar and SimpleDateFormat class.
How to read and write JSON with json-simple
How to read and write JSON with json-simple library. Full example how to create an object, write it to a file, read it and use it.
Luhn algorithm implementation in Java
Luhn algorithm implementation in Java with example for both calculate the check digit and validate the number.
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.
How to include library into Maven local repository
How to include library into maven local repository using mvn install command. Useful for libraries that are not available in public repositories.
