#programming

code What is the difference between a variable and a constant in Java?

In Java, a variable is a named memory location that can store a value of a specified data type. The value stored in a variable can be changed during... Read more

code What is the purpose of the main method in Java?

The main method is a crucial part of a Java program. It is the entry point of any Java application and serves as the starting point of program... Read more

code How do I activate the Prettier formatter?

If you're looking to activate Prettier, a code formatter, in your VS Code editor, follow these steps:Open VS Code and click on the Extensions icon in... Read more

data_usage What is the difference between a HashSet and a TreeSet in Java?

Both HashSet and TreeSet are two important classes in Java's Collection Framework that are used to store a collection of elements, but there are some... Read more

code How do I convert HTML code to flutter?

Converting HTML code to Flutter can be a tricky process, as the two languages have different structures and approaches to UI design. However, there... Read more

school How can one prepare for the IOI competition?

Preparing for the International Olympiad in Informatics (IOI) competition requires both technical and mental preparation. The IOI is a programming... Read more

code How can I deactivate Prettier in VSCode?

If you prefer to use a different code formatter, or just want to deactivate Prettier in VSCode for any reason, follow these steps:Open the VSCode... Read more

computer How can you conduct research for IOI competitions?

Conducting research for International Olympiad in Informatics (IOI) competitions involves a combination of studying algorithms, data structures, and... Read more

code What is the role of the JSON_AGG function?

The JSON_AGG function is a function in the SQL programming language that is used to aggregate data into a single JSON object or array. The function... Read more

developer_mode What is Test Driven Development (TDD)?

Test Driven Development (TDD) is a software development methodology in which the tests are written before the code. This means that the developer... Read more