When using postgresql database, a multi-select column is usually defined as an array of strings, know as varchar[]. Data is stored as such : ["option1","option2","option3"]. It is crucial to store ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Here are the most important concepts developers must know when they size Java arrays and deal ...

How to find the size of a Java array? To find the size or length of a Java array, follow these four steps Declare a variable of type array. Initialize the Java array to a non-null value. Use the ...

Java’s String class encapsulates an array of bytes. A byte can be converted to a char, in which case, String becomes an array of characters used to compose words, sentences, or any other data you want ...

We cover some of the most popular big data tools for Java developers. Discover the best big data tools and what to look for. In the modern era of data-driven decision-making, the abundance of data ...

A java implementation of the iconic Battleship game. Battleship (also known as Battleships or Sea Battle) is a strategy type guessing game for two players. It is played on ruled grids on which each ...

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